Multichannel-systems NeuroExplorer Bedienungsanleitung Seite 1

NeuroExplorer ManualCopyright © 1998-2011 Nex Technologies

•••••••••••••••••1.1. Getting Started with NeuroExplorer This section, Getting Started with NeuroExplorer, describes the basics of using NeuroExplorer

Filter Length The length of all the intervals of the interval filter (if a filter was used) or thelength or the recording session (in seconds).Mean Fr

2.29. Place Cell Analysis This analysis estimates the frequency of neuronal firing as a function of position of an animal. Theanimal position should b

Select Data To End of the time range in seconds.Int. filter type Specifies if the analysis will use a single or multiple interval filters.Interval fil

Position ISI mode Average interval between two consecutive position data points (inseconds).Mean Firing Rate Mean firing rate (mean of all the firing

With Firing Rates display, if the animal spent less time in the cell than Min Time Spent or visited thecell less than Min Visits number of times, the

2.30. Reverse Correlation This analysis is used for estimation of receptive fields in vision research. The analysis calculates theaverage visual stimu

•••••Sheet Name The name of the worksheet in Excel where to copy the numerical results.TopLeft Specifies the Excel cell where the results are copied.

0 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0

2.31. Epoch Counts This analysis is very similar to Perievent Histograms. The only distinction is that, instead ofcalculating bin counts for consecuti

Variable Variable name.Reference The name of the reference event.NumRefEvents The number of reference events.YMin Minimum epoch count for this variabl

1.2. Working with Sentinel Keys General NeuroExplorer requires a Sentinel key to operate. Sentinel drivers need to be installed so thatNeuroExplorer c

2.32. Coherence Analysis Coherence is a measure of the degree of relationship, as a function of frequency, between two timeseries. ParametersParameter

TopLeft Specifies the Excel cell where the results are copied. Should be in the formCR where C is Excel column name, R is the row number. For example,

Z = 1 - pow(alpha, 1/(w*L - 1)) where pow(x,y) returns x to the power of y, alpha = 1 - Confidence_Level*0.01, L is the number of overlapped windows w

2.33. Spectrogram Analysis This analysis captures the frequency content of continuous variables or neuronal rate histograms. ParametersParameter Descr

Sheet Name The name of the worksheet in Excel where to copy the numerical results.TopLeft Specifies the Excel cell where the results are copied. Shoul

2.34. Perievent Spectrograms This analysis captures the frequency content of continuous variables or neuronal rate histograms inthe time windows aroun

Add to Results / BinrightAn option to add an additional vector (containing a right edge of eachfrequency bin) to the matrix of numerical results.Send

2.35. Joint ISI Distribution For each spike, a point is calculated where the X coordinate of the point is the current interspikeinterval and Y coordin

Summary of Numerical Results The following information is available in the Summary of Numerical ResultsColumn DescriptionVariable Variable name.YMi

2.36. Autocorrelograms Versus Time This analysis shows the dynamics of the autocorrelograms over time. It calculates multipleautocorrelograms using a

remove this version and reboot thecomputer. - To install the 7.4.0 drivers, run thedriver installer: C:\Program Files\NexTechnologies\NeuroExplore

Send to Excel An option to send numerical results or summary of numerical results toExcel. See also Excel Options.Sheet Name The name of the worksheet

•••3. Working with Graphics Graphical analysis results in NeuroExplorer can be adjusted by the user to include custom labels,lines and arrows. The top

••• In this mode, you can add, delete and edit page graphics objects, i.e. the graphics elements that youwant to have on the page. Each graph in the p

• Switch back to the Page Mode: Note that the labels of all graphs are now in new positions. 3.3. Positioning the Graphics Objects Every graphical obj

•••• Coordinates and alignment options shown in this dialog are for the text label in the following graph: This text object is located to the right of

•••••To specify the exact position of the text object, use the Location page of the dialog. See Positioningthe Graphics Objects for details. To specif

•••••To edit the properties of the line, double-click at the line. The following dialog will be displayed: Line thickness and the size of the arrow ar

4. Working with 3D Graphics NeuroExplorer 3D Graphics Module adds high quality 3D graphics to NeuroExplorer. It was alwayspossible before to export th

••4.1. Viewing Multiple Histograms in 3D To view a set of histograms in 3 dimensions: Calculate the histograms by applying any of the histogram analys

4.2. 3D Graphics Parameters 3D Template - allows you to choose the 3D Template. When you start using 3D Module, only one 3DTemplate, Default is availa

of the NeuroExplorer resellers listed inthe Purchase page of theNeuroExplorer web site: http://www.neuroexplorer.com/purchase.htm Page 11

•••••4.3. Viewing the Neuronal Activity "Movie" To view a 'movie' of neuronal activity: Open the data file. Next, you need to spec

You may want to change the 3D graph properties to get the smooth surface shown above. To changethe graph properties, right-click in the 3D Viewer win

4.4. Activity Animation Parameters Animation Template - allows you to choose the Animation Template. When you start using 3DModule, only one Animation

5. Programming with NexScript NeuroExplorer has a powerful scripting language (NexScript) resembling the Matlab language. Tocreate a script, select th

x = 0 If the statement is very long, you can use the line continuation symbol (backslash \) to indicate thatthe next line contains the continuation of

5.1. Script Variables Variable Names The variable name in NexScript should begin with a letter and contain only letters, digits and theunderscore sign

5.2. File Variables The variables from the opened data file can be accessed using the prefix specifying the document.For example, the spike train DSP0

You can also add intervals to an interval variable using NexScript functions. See Properties ofVariables and Adding Data to Variables for details. Con

The operation is specified in the top left corner of the dialog. When you select an operation, anoperation description is shown in the central panel

5.4. Flow Control Loops NexScript supports two types of loops: for loops and while loops. for loop has the following syntax: for variable = expression

1.3. NeuroExplorer Screen Elements NeuroExplorer user interface consists of the main window surrounded by several panels. Thesepanels allow you to sel

Conditional operators Operator if has the following syntax: if logical_expression statements ... end or if logical_expression statements ... else sta

5.5. Functions The following function categories are available in NexScriptCategory DescriptionFile Read and Write Functions Functions to read data an

5.5.1. File Read and Write Functions The following file read and write functions are available in NexScriptFunction DescriptionGetFileCount Returns th

5.5.1.1. GetFileCount Function GetFileCount Function Returns the number of files that match the file filter. Syntax double GetFileCount(string fileFil

5.5.1.2. GetFileName Function GetFileName Function Returns the file name for the specified index after GetFileCount() was called. Syntax GetFileName(d

5.5.1.3. OpenFile Function OpenFile Function Opens text file using the specified mode, returns file ID. Syntax double OpenFile(string filePath, string

5.5.1.4. CloseFile Function CloseFile Function Closes the specified file. Syntax CloseFile(fileID) ParametersParameter Type Description fileID doubl

5.5.1.5. ReadLine Function ReadLine Function Reads a line from the text file. Syntax double ReadLine(fileID, string lineString) ParametersParameter T

5.5.1.6. WriteLine Function WriteLine Function Writes a line of text to a text file. Syntax WriteLine(fileID, lineString) ParametersParameter Type D

5.5.1.7. OpenDocument Function OpenDocument Function Opens a data file with the specified path. Returns a reference to the opened document. Syntax doc

data file, simply double-click the file name. Analyses Panel This view allows you to quickly select one of the analyses available in NeuroExplorer. To

5.5.1.8. NewDocument Function NewDocument Function Creates a new document (data file) with the specified timestamp frequency. Syntax documentReference

5.5.1.9. CloseDocument Function CloseDocument Function Closes the specified document. Syntax CloseDocument(doc) ParametersParameter Type Description

5.5.1.10. SaveDocument Function SaveDocument Function Saves the specified document. Syntax SaveDocument(doc) ParametersParameter Type Description do

5.5.1.11. SaveDocumentAs Function SaveDocumentAs Function Saves the specified document (in .nex format) in a file with the specified file path. Syntax

5.5.1.12. SaveNumResults Function SaveNumResults Function Saves the numerical results to a text file with the specified name. Syntax SaveNumResults(do

5.5.1.13. SaveNumSummary Function SaveNumSummary Function Saves the summary of numerical results to a text file with the specified name. Syntax SaveNu

5.5.1.14. SaveAsTextFile Function SaveAsTextFile Function Saves the document in the text file with the specified file name. Syntax SaveAsTextFile(doc,

5.5.1.15. MergeFiles Function MergeFiles Function Opens and merges the specified files, returns the reference to the merged file. Syntax documentRefer

5.5.1.16. ReadBinary Function ReadBinary Function Reads a binary value of a specified type from a file. Syntax double ReadBinary(fileID, valueType) Pa

5.5.1.17. FileSeek Function FileSeek Function Repositions file pointer by the specified offset. Syntax double FileSeek(fileID, offset, type) Parameter

Variables Panel You can analyze all the variables in your data file, a subset of the variables, or may be just onevariable. Variables Panel allows yo

5.5.1.18. SelectFile Function SelectFile Function Opens File Open dialog and returns the path of the file selected in the dialog. Syntax string Select

5.5.2. Document Properties Functions The following document properties functions are available in NexScriptFunction DescriptionGetDocPath Returns the

5.5.2.1. GetDocPath Function GetDocPath Function Returns the full path of the data file. Syntax string GetDocPath(doc) ParametersParameter Type Desc

5.5.2.2. GetDocTitle Function GetDocTitle Function Returns the data file name. Syntax string GetDocTitle(doc) ParametersParameter Type Description d

5.5.2.3. GetTimestampFrequency Function GetTimestampFrequency Function Returns the frequency used in the internal representation of the timestamps. Sy

5.5.2.4. GetDocEndTime Function GetDocEndTime Function Returns the maximum timestamp value (in seconds) for all the document variables. Syntax double

5.5.2.5. SetDocEndTime Function SetDocEndTime Function Sets the length of experimental session for the document. Syntax SetDocEndTime(doc, endtime) Pa

5.5.2.6. GetDocComment Function GetDocComment Function Returns the document comment string. Syntax string GetDocComment(doc) ParametersParameter Type

5.5.3. Document Variables Functions The following document variables functions are available in NexScriptFunction DescriptionGetVarCount Returns the n

5.5.3.1. GetVarCount Function GetVarCount Function Returns the number of variables of the specified type in the file. Syntax double GetVarCount(doc, v

••• Explore panel allows you to quickly explore analysis parameter ranges. Select a parameter you wantto explore from a list and drag a slider. NeuroE

5.5.3.2. GetVarName Function GetVarName Function Returns the name of the specified variable. Syntax string GetVarName(doc, number, varType) Parameters

5.5.3.3. GetVarSpikeCount Function GetVarSpikeCount Function Returns the number of timestamps in the specified variable. Syntax double GetVarSpikeCoun

5.5.3.4. GetVar Function GetVar Function Returns the reference to the specified variable. Syntax variableReference GetVar(doc, number, varType) Parame

5.5.3.5. DeleteVar Function DeleteVar Function Deletes the specified variable from the file. Syntax DeleteVar(doc, number, varType) ParametersParamete

5.5.3.6. Delete Function Delete Function Deletes the specified variable from the file. Syntax Delete(doc, var) ParametersParameter Type Description

5.5.3.7. GetVarByName Function GetVarByName Function Returns the reference to the variable which has the specified name. Syntax variableReference GetV

5.5.3.8. NewEvent Function NewEvent Function Creates a new timestamped variable. Syntax variableReference NewEvent(doc, count) ParametersParameter Ty

5.5.3.9. NewIntEvent Function NewIntEvent Function Creates a new interval variable. Syntax variableReference NewIntEvent(doc, count) ParametersParamet

5.5.3.10. NewPopVector Function NewPopVector Function Creates a new population vector. Syntax variableReference NewPopVector(doc, type) ParametersPara

5.5.3.11. GetContNumDataPoints Function GetContNumDataPoints Function Returns the number of data points in the continuous variable. Syntax double GetC

••1.4. Opening Files and Importing Data NeuroExplorer can read native data files created by popular data acquisition systems (Alpha Omega,CED Spike-2,

5.5.3.12. NewContVar Function NewContVar Function Creates a new continuous variable. Syntax variableReference NewContVar(doc, frequency, mVmin, mVmax)

5.5.3.13. CopySelectedVarsToAnotherFile Function CopySelectedVarsToAnotherFile Function Copies selected variables from one file to another. Syntax Cop

5.5.4. Variable Selection Functions The following selection functions are available in NexScript:Function DescriptionIsSelected Returns selection stat

5.5.4.1. IsSelected Function IsSelected Function Returns 1 if the variable var is selected, 0 otherwise. Syntax double IsSelected(var) ParametersParam

5.5.4.2. Select Function Select Function Selects the specified variable for analysis. Syntax Select(doc, var) ParametersParameter Type Description d

5.5.4.3. Deselect Function Deselect Function Deselects the specified variable. Syntax Deselect(doc, var) ParametersParameter Type Description doc do

5.5.4.4. SelectVar Function SelectVar Function Selects the specified variable for analysis. Syntax SelectVar(doc, number, varType) ParametersParameter

5.5.4.5. DeselectVar Function DeselectVar Function Deselects the specified variable. Syntax DeselectVar(doc, number, varType) ParametersParameter Typ

5.5.4.6. Select Function Select Function Selects the specified variable for analysis. Syntax Select(doc, var) ParametersParameter Type Description d

5.5.4.7. Deselect Function Deselect Function Deselects the specified variable. Syntax Deselect(doc, var) ParametersParameter Type Description doc do

1.5. Importing Files Created by Data Acquisition Systems NeuroExplorer can read native data files created by popular data acquisition systems (Alpha O

5.5.4.8. SelectAll Function SelectAll Function Selects all the variables for analysis. Syntax SelectAll(doc) ParametersParameter Type Description do

5.5.4.9. DeselectAll Function DeselectAll Function Deselects all variables. Syntax DeselectAll(doc) ParametersParameter Type Description doc documen

5.5.4.10. SelectAllNeurons Function SelectAllNeurons Function Selects all neuron type variables for analysis. Syntax SelectAllNeurons(doc) ParametersP

5.5.4.11. SelectAllEvents Function SelectAllEvents Function Selects all event type variables for analysis. Syntax SelectAllEvents(doc) ParametersParam

5.5.4.12. EnableRecalcOnSelChange Function EnableRecalcOnSelChange Function Enables recalculation of analyses when the list of selected variables chan

5.5.4.13. DisableRecalcOnSelChange Function DisableRecalcOnSelChange Function Disables recalculation of analyses when the list of selected variables c

5.5.5. Properties of Variables Functions The following functions that can get or change properties of variables are available in NexScriptFunction Des

5.5.5.1. GetName Function GetName Function Returns the name of the variable. Syntax string GetName(var) ParametersParameter Type Description var var

5.5.5.2. GetSpikeCount Function GetSpikeCount Function Returns the number of timestamps in the variable. Syntax double GetSpikeCount(var) ParametersPa

5.5.5.3. AddTimestamp Function AddTimestamp Function Adds a new timestamp to the specified event or neuron variable. Syntax AddTimestamp(var, timestam

Revision: 4.095. Date: 9/23/2011.

Multi Channel Systems Files NeuroExplorer can import standard MCS data files. All the sorted spike trains and external events areimported. The wavefor

5.5.5.4. SetNeuronType Function SetNeuronType Function Changes the type of the specified timestamped variable. Syntax SetNeuronType(doc, var, type) Pa

5.5.5.5. AddContValue Function AddContValue Function Adds a new data point to the specified continuous variable Syntax AddContValue(var, timestamp, va

5.5.5.6. AddInterval Function AddInterval Function Adds a new interval to the specified interval variable. Syntax AddInterval(var, interval_start, int

5.5.6. Analysis Functions The following analysis functions are available in NexScriptFunction DescriptionApplyTemplate Runs the analysis specified in

5.5.6.1. ApplyTemplate Function ApplyTemplate Function Runs the analysis specified in the analysis template. Syntax ApplyTemplate(doc, templateName) P

5.5.6.2. ApplyTemplateToWindow Function ApplyTemplateToWindow Function Runs the analysis specified in the template and shows the result in the specifi

5.5.6.3. PrintGraphics Function PrintGraphics Function Prints the contents of the first graphical window of the document. Syntax PrintGraphics(doc) Pa

5.5.6.4. Dialog Function Dialog Function Shows a dialog that can be used to specify the script parameters. Syntax double Dialog(doc, par1, name1, type

The following script will allow a user to choose one of the neurons in the active document and selectthis neuron for analysis: doc = GetActiveDocume

5.5.6.5. ModifyTemplate Function ModifyTemplate Function Modifies one of the template parameters. Syntax ModifyTemplate(doc, templateName, paramName,

1.6. Importing Data from Text Files You can specify text import options in the Text Import dialog: Sampling Frequency - this parameter defines the int

ModifyTemplate(doc, "Peri", "Graph|Line color", "1")ModifyTemplate(doc, "Peri", "Graph|Fill under line&qu

5.5.6.6. RecalculateAnalysisInWindow Function RecalculateAnalysisInWindow Function Forces recalculation of analysis in the specified graphic window. S

5.5.6.7. EnableRecalcOnSelChange Function EnableRecalcOnSelChange Function Enables recalculation of analyses when the list of selected variables chang

5.5.6.8. DisableRecalcOnSelChange Function DisableRecalcOnSelChange Function Disables recalculation of analyses when the list of selected variables ch

5.5.6.9. SendGraphicsToPowerPoint Function SendGraphicsToPowerPoint Function Sends the contents of the first graphical window of the document to the s

5.5.6.10. SaveGraphics Function SaveGraphics Function Saves the graphics of rthe first graphics window of the document to a WMF or PNG file. Syntax Sa

5.5.7. Numerical Results Functions The following numerical results functions are available in NexScriptFunction DescriptionGetNumRes Returns the value

5.5.7.1. GetNumRes Function GetNumRes Function Returns the value of the specified cell in the Numerical Results Window of the first graphical view oft

5.5.7.2. GetNumResNCols Function GetNumResNCols Function Returns the number of columns of the Numerical Results Window of the first graphical view of

5.5.7.3. GetNumResNRows Function GetNumResNRows Function Returns the number of rows of the Numerical Results Window of the first graphical view of the

name, NeuroExplorer will add "event" at the beginning of the name. <timestamp> is a number representing the neuron firing time (or eve

5.5.7.4. GetNumResColumnName Function GetNumResColumnName Function Returns the name of the specified column of the Numerical Results Window. Syntax st

5.5.7.5. SendResultsToExcel Function SendResultsToExcel Function Sends numerical results (of the first graphics window of the document) to Excel. Synt

5.5.7.6. GetNumResSummaryNCols Function GetNumResSummaryNCols Function Returns the number of columns of the Numerical Results Summary Window of the fi

5.5.7.7. GetNumResSummaryNRows Function GetNumResSummaryNRows Function Returns the number of rows of the Numerical Results Summary Window of the first

5.5.7.8. GetNumResSummaryColumnName Function GetNumResSummaryColumnName Function Returns the name of the specified column of the Numerical Results Sum

5.5.7.9. GetNumResSummaryData Function GetNumResSummaryData Function Returns the string value of the specified cell in the Numerical Results Summary W

5.5.7.10. SendResultsSummaryToExcel Function SendResultsSummaryToExcel Function Sends summary of numerical results (of the first graphics window of th

5.5.7.11. SaveNumResults Function SaveNumResults Function Saves the numerical results to a text file with the specified name. Syntax SaveNumResults(do

5.5.7.12. SaveNumSummary Function SaveNumSummary Function Saves the summary of numerical results to a text file with the specified name. Syntax SaveNu

5.5.8. Operations on Variables Functions The following operations on variables functions are available in NexScriptFunction DescriptionRename Renames

•••••Timestamped data can be pasted directly into the NeuroExplorer data table. To paste the followingtwo timestamped variables (BarPress and Reward)

intEndVar (tend), it looks for the last timestamp (tstart) of theintStartVar before tend. If tstart is after the previous timestamp ofintEndVar, it ad

5.5.8.1. Rename Function Rename Function Renames the specified variable. Syntax Rename(doc, var, newName) ParametersParameter Type Description doc d

5.5.8.2. Join Function Join Function Creates the new event that contains the timestamps of the two specified variables. Syntax variableReference Join(

5.5.8.3. Sync Function Sync Function Creates the new event containing all the timestamps of var1 that are in the intervals [var2+from,var2+to]. Syntax

5.5.8.4. NotSync Function NotSync Function Creates the new event containing all the timestamps of var1 that are NOT in the intervals [var2+from,var2+t

5.5.8.5. FirstAfter Function FirstAfter Function Creates the new event containing the first timestamp of var1 in each of the intervals [var2+from,var2

5.5.8.6. FirstNAfter Function FirstNAfter Function Creates the new event containing the first N timestamps of one variable after each of the timestamp

5.5.8.7. LastBefore Function LastBefore Function Creates the new event containing the last timestamp of var1 in each of the intervals [var2+from,var2+

5.5.8.8. IntervalFilter Function IntervalFilter Function Creates the new event containing all the timestamps of the specified event or neuron variable

5.5.8.9. SelectTrials Function SelectTrials Function Creates the new event containing the specified timestamps of a variable. Syntax variableReference

•••••••1.8. Importing Data from Matlab You can create spike trains (1xN or Nx1 matrices with timestamps in seconds) or continuousvariables in Matlab a

5.5.8.10. SelectRandom Function SelectRandom Function Creates the new event containing randomly selected timestamps of the specified variable. Syntax

5.5.8.11. SelectEven Function SelectEven Function Creates the new event containing even (2nd, 4th, etc.) timestamps of the specified variable. Syntax

5.5.8.12. SelectOdd Function SelectOdd Function Creates the new event containing the odd (1st, 3rd, etc.) timestamps of the specified variable. Syntax

5.5.8.13. ISIFilter Function ISIFilter Function Creates the new event containing the timestamps of the specified variable that have precedinginterspik

5.5.8.14. FirstInInterval Function FirstInInterval Function Creates the new event. For each interval of the specified interval variable, the first tim

5.5.8.15. LastInInterval Function LastInInterval Function Creates the new event. For each interval of the specified interval variable, the last timest

5.5.8.16. StartOfInterval Function StartOfInterval Function Creates the new event. Copies the start of each interval of the specified interval variabl

5.5.8.17. EndOfInterval Function EndOfInterval Function Creates the new event based on the specified interval variable. Copies the end of each interva

5.5.8.18. MakeIntervals Function MakeIntervals Function Creates new interval variable with intervals [varTimestamp+shiftmin, varTimestamp+shiftMax]. S

5.5.8.19. MakeIntFromStart Function MakeIntFromStart Function Creates new interval variable. For each timestamp tstart of intStartVar, it looks for th

1.9. Reading and Writing NeuroExplorer Data Files NeuroExplorer Data file has the following structure: file header variable header 1 variable header 2

5.5.8.20. MakeIntFromEnd Function MakeIntFromEnd Function Creates new interval variable. For each timestamp tend of the intEndVar, it looks for the la

5.5.8.21. IntOpposite Function IntOpposite Function Creates a new interval variable that contains intervals 'complementary' to the intervals

5.5.8.22. IntOr Function IntOr Function Creates a new Interval Variable that contains unions of the intervals of intervalVar1 and intervalVar2. Syntax

5.5.8.23. IntAnd Function IntAnd Function Creates a new Interval Variable that contains intersections of the intervals of intervalVar1 andintervalVar2

5.5.8.24. IntSize Function IntSize Function Creates a new Interval Variable that contains the intervals with the specified length range. Syntax variab

5.5.8.25. IntFind Function IntFind Function Finds all intervals that contain at least one timestamp of the specified event or neuron variable. Syntax

5.5.8.26. MarkerExtract Function MarkerExtract Function Creates a new event variable based on existing marker variable. Syntax variableReference Marke

5.5.8.27. Shift Function Shift Function Returns a new variable with all the timestamps of variable var shifted in time by shiftBy seconds. Syntax vari

5.5.8.28. NthAfter Function NthAfter Function Creates the new variable with the N-th timestamp in var1 after each timestamp in var2. Syntax variableRe

5.5.8.29. PositionSpeed Function PositionSpeed Function Calculates the position speed from X and Y coordinate variables and creates a new continuousva

•••1.10. 1D Data Viewer NeuroExplorer provides a window that displays graphically all the selected variables. To open thiswindow, use View | 1D Data V

5.5.8.30. FilterContinuousVariable Function FilterContinuousVariable Function Filters the specified continuous variable using the specified frequency

5.5.8.31. LinearCombinationOfContVars Function LinearCombinationOfContVars Function Calculates a linear combination of two continuous variables. Synta

5.5.8.32. DecimateContVar Function DecimateContVar Function Decimates a continuous variable. Syntax DecimateContVar(doc, resultName, contVar, decimati

5.5.9. Matlab Functions The following matlab functions are available in NexScriptFunction DescriptionSendSelectedVarsToMatlab Sends the selected varia

5.5.9.1. SendSelectedVarsToMatlab Function SendSelectedVarsToMatlab Function Sends selected variables to Matlab. Syntax SendSelectedVarsToMatlab(doc)

5.5.9.2. ExecuteMatlabCommand Function ExecuteMatlabCommand Function Sends the string command to Matlab and executes the command in Matlab. Syntax Exe

5.5.9.3. GetVarFromMatlab Function GetVarFromMatlab Function Gets the specified neuron or event variable from Matlab. Syntax GetVarFromMatlab(doc, var

5.5.9.4. GetContVarFromMatlab Function GetContVarFromMatlab Function Imports the specified matrix from Matlab. Each column of the matrix is imported a

5.5.9.5. GetContVarWithTimestampsFromMatlab Function GetContVarWithTimestampsFromMatlab Function Imports the specified 2-column matrix containing cont

5.5.9.6. GetIntervalVarFromMatlab Function GetIntervalVarFromMatlab Function Imports the specified matrix containing intervals from Matlab. Syntax Get

1.11. Analyzing Data NeuroExplorer provides a variety of spike train analysis methods. Each method has a number ofparameters and options. You can appl

5.5.10. Excel Functions The following Excel functions are available in NexScriptFunction DescriptionSetExcelCell Sets the text value of the specified

5.5.10.1. SetExcelCell Function SetExcelCell Function Sets the text value of the specified cell in Excel. Syntax SetExcelCell(worksheet, cell, text, e

5.5.10.2. CloseExcelFile Function CloseExcelFile Function Closes the specified Excel file if the file is open. Syntax CloseExcelFile(filePath) Paramet

5.5.11. Power Point Functions The following power point functions are available in NexScriptFunction DescriptionSendGraphicsToPowerPoint Sends analysi

5.5.11.1. SendGraphicsToPowerPoint Function SendGraphicsToPowerPoint Function Sends the contents of the first graphical window of the document to the

5.5.11.2. ClosePowerPointFile Function ClosePowerPointFile Function Closes the specified Power Point file if the file is open. Syntax ClosePowerPointF

5.5.12. Running Script Functions The following running script functions are available in NexScriptFunction DescriptionRunScript Runs the script with t

5.5.12.1. RunScript Function RunScript Function Runs the script with the specified name. Syntax RunScript(scriptName) ParametersParameter Type Descr

5.5.12.2. Sleep Function Sleep Function Pauses execution of the script for nms milliseconds. Syntax Sleep(nms) ParametersParameter Type Description

5.5.13. Math Functions The following math functions are available in NexScriptFunction Descriptionseed Initializes random number generator.expo Genera

•••1.12. Selecting Variables for Analysis NeuroExplorer can analyze at once any group of variables in the file. To select the variables to be analyzed

See Also Introduction to NexScript Programming NexScript Function CategoriesPage 278

5.5.13.1. seed Function seed Function Initializes random number generator. Syntax seed(double iseed) ParametersParameter Type Description iseed doub

5.5.13.2. expo Function expo Function Generates a random value exponentially distributed with the specified mean. Syntax double expo(double fmean) Par

5.5.13.3. floor Function floor Function Returns the largest integer that is less than or equal to the specified number. Syntax double floor(double x)

5.5.13.4. ceil Function ceil Function Returns the smallest integer that is greater than or equal to the specified number. Syntax double ceil(double x)

5.5.13.5. round Function round Function Rounds the specified number to the nearest integer. Syntax round(double x) ParametersParameter Type Descript

5.5.13.6. abs Function abs Function Returns absolute value of the specified number. Syntax double abs(double x) ParametersParameter Type Description

5.5.13.7. sqrt Function sqrt Function Returns the square root of the specified number. Syntax double sqrt(double x) ParametersParameter Type Descrip

5.5.13.8. pow Function pow Function Returns x raised to the power of y. Syntax double pow(double x, double y) ParametersParameter Type Description x

5.5.13.9. exp Function exp Function Returns exponential of x. Syntax double exp(double x) ParametersParameter Type Description x double Numeric valu

•••1.13. How to Select Variables for Existing Window Variables selected in the Variables spreadsheet of data window are used to populate variables lis

5.5.13.10. min Function min Function Returns the minimum of two numbers. Syntax double min(double x, double y) ParametersParameter Type Description

5.5.13.11. max Function max Function Returns maximum of two numbers. Syntax max(double x, double y) ParametersParameter Type Description x double Nu

5.5.13.12. log Function log Function Returns logarithm of the specified number. Syntax log(double x) ParametersParameter Type Description x double N

5.5.13.13. sin Function sin Function Returns sine of the specified number. Syntax sin(double x) ParametersParameter Type Description x double Numeri

5.5.13.14. cos Function cos Function Returns cosine of the specified number. Syntax double cos(double x) ParametersParameter Type Description x doub

5.5.13.15. tan Function tan Function Returns tangent of the specified number. Syntax tan(double x) ParametersParameter Type Description x double Num

5.5.13.16. acos Function acos Function Returns the arccosine (in radians) of the specified number. Syntax double acos(double x) ParametersParameter T

5.5.13.17. asin Function asin Function Returns the arcsine of the specified number. Syntax double asin(double x) ParametersParameter Type Descriptio

5.5.13.18. atan Function atan Function Returns the arctangent of the specified number. Syntax double acos(double x) ParametersParameter Type Descrip

5.5.13.19. RoundToTS Function RoundToTS Function Rounds the specified number to the nearest timestamp value. Syntax double RoundToTS(doc, time) Parame

Table of Contents 1. Getting Started 7 1.1. Getting Started with NeuroExplorer 8 1.2. Working with Sentinel Keys 9 1.3. NeuroE

•• Make changes in selected variables list ( how to make changes? ) and press Apply buttonIf Variables panel or its tab is not visible, use View | Var

5.5.13.20. GetFirstGE Function GetFirstGE Function Returns the index of the first timestamp in the specified variable that is greater than or equal to

5.5.13.21. GetFirstGT Function GetFirstGT Function Returns the index of the first timestamp in the specified variable that is greater than the specifi

5.5.13.22. GetBinCount Function GetBinCount Function Calculates the number of timestamps in the specified time range. Syntax double GetBinCount(var, t

5.5.13.23. BitwiseAnd Function BitwiseAnd Function Returns the result of the bitwise AND operation. Syntax double BitwiseAnd(value1, value2) Parameter

5.5.13.24. BitwiseOr Function BitwiseOr Function Returns the result of the bitwise OR operation. Syntax double BitwiseOr(value1, value2) ParametersPar

5.5.13.25. GetBit Function GetBit Function Returns the value of the specified bit (1 to 32). Syntax double GetBit(number, bitNumber) ParametersParamet

5.5.14. String Functions The following string functions are available in NexScriptFunction DescriptionLeft Extracts substring from the left part of th

5.5.14.1. Left Function Left Function Returns a substring that starts at the beginning of the string. Syntax string Left(string, nchar) ParametersPara

5.5.14.2. Mid Function Mid Function Returns the specified substring. Syntax string Mid(string, nstartchar, nchar) ParametersParameter Type Descripti

5.5.14.3. Right Function Right Function Returns a substring that ends at the end of the string. Syntax string Right(string, nchar) ParametersParameter

••1.14. How to Select Variables in Variables Panel Select variables for analysis by moving them from the left (available) to the right (selected) list

5.5.14.4. Find Function Find Function Looks for a substring inside a specified string. Syntax double Find(string1, string2) ParametersParameter Type

5.5.14.5. StrLength Function StrLength Function Calculates the number of characters in the string. Syntax double StrLength(string) ParametersParameter

5.5.14.6. NumToStr Function NumToStr Function Converts number to string using optional format string. Syntax string NumToStr(number, formatString) Par

5.5.14.7. StrToNum Function StrToNum Function Converts string to number. Syntax double StrToNum(stringRepresentingNumber) ParametersParameter Type D

5.5.14.8. GetNumFields Function GetNumFields Function Returns the number of fields in the string. The field is a substring that does not contain space

5.5.14.9. GetField Function GetField Function Returns the string field. Syntax string GetField(stringWithFields, fieldnumber) ParametersParameter Typ

5.5.14.10. CharToNum Function CharToNum Function Converts a one-character string to a number (a character's ASCII code). Syntax double CharToNum(

5.5.14.11. NumToChar Function NumToChar Function Converts a number to a one-character string containing a character with the ASCII code equal to thenu

5.5.15. Debug Functions The following debug functions are available in NexScriptFunction DescriptionTrace Prints arguments to output window.MsgBox Dis

5.5.15.1. Trace Function Trace Function Prints arguments to the output window. Syntax Trace(arg1, arg2, ...) ParametersParameter Type Description ar

•••1.15. Adjusting Analysis Properties There are several methods to adjust the analysis parameters: Use Analysis | Edit Parameters menu command to inv

5.5.15.2. MsgBox Function MsgBox Function This function is equivalent to Trace function. See Also Introduction to NexScript Programming NexScript Fu

6. COM/ActiveX Interfaces NeuroExplorer exposes COM (Component Object Model) interfaces that allow other applications tolaunch and control NeuroExplor

6.1. Application Application Interface External applications can open an instance of NeuroExplorer using its Program ID"NeuroExplorer.Application

6.1.1. ActiveDocument Property Application.ActiveDocument Property Read-only property that returns a Document object that represents the active docume

6.1.2. DocumentCount Property Application.DocumentCount Property Read-only property that returns the number of open documents (data files). Syntax int

6.1.3. Version Property Application.Version Property Read-only property that returns a string with the current version of NeuroExplorer. Syntax string

6.1.4. Visible Property Application.Visible Property Boolean read/write property that controls the visibility of NeuroExplorer. Syntax Boolean Visible

6.1.5. OpenDocument Method Application.OpenDocument Method Opens the specified data file. Returns Document object if succeeded. Syntax Document OpenDo

6.1.6. Document Medhod Application.Document Method Returns Document object for the specified document index. Syntax Document Document(int documentInde

6.1.7. Sleep Method Application.Sleep Method Pauses the application. Syntax void Sleep ( int millisecondsToSleep ) ParametersParameter Type Descript

•••••••1.16. Analysis Templates In any analysis in NeuroExplorer, you can adjust a large number of parameters: Analysis type (Rate Histograms, IIH, et

6.1.8. RunNexScript Method Application.RunNexScript Method Runs the specified NexScript. Returns true if succeeded. Syntax bool RunNexScript ( string

6.1.9. RunNexScriptCommands Method Application.RunNexScriptCommands Method Runs the specified NexScript text. Returns true if succeeded. Syntax bool R

6.2. Document Document Interface NeuroExplorer Application object provides access to the open documents. For example, to open adocument in NeuroExplor

SelectAllContinuous Selects all the continuous variables in the documentApplyTemplate Runs the analysis specified in the analysis templateGetNumerical

6.2.1. Path Property Document.Path Property Read-only property that returns a string with the full path of the document. Syntax string Path Usage Matl

6.2.2. FileName Property Document.FileName Property Read-only property that returns a string with the file name. Syntax string FileName Usage Matlab n

6.2.3. Comment Property Document.Comment Property Read-only property that returns a string with the data file comment. Syntax string Comment Usage Mat

6.2.4. TimestampFrequency Property Document.TimestampFrequency Property Read-only property that returns the timestamp frequency of the document in Her

6.2.5. StartTime Property Document.StartTime Property Read-write property that specifies the document data start time (minimum timestamp) in seconds.

6.2.6. EndTime Property Document.EndTime Property Read-write property that specifies the document data end time (maximum timestamp) in seconds. Syntax

1.17. Numerical Results To view the analysis numerical results, select View | Numerical Results menu command. You can also press the "View. Num.

6.2.7. VariableCount Property Document.VariableCount Property Read-only property that returns the number of variables in the document. Syntax int Vari

6.2.8. NeuronCount Property Document.NeuronCount Property Read-only property that returns the number of neurons in the document. Syntax int NeuronCoun

6.2.9. EventCount Property Document.EventCount Property Read-only property that returns the number of event variables in the document. Syntax int Even

6.2.10. IntervalCount Property Document.IntervalCount Property Read-only property that returns the number of interval variables in the document. Synta

6.2.11. MarkerCount Property Document.MarkerCount Property Read-only property that returns the number of marker variables in the document. Syntax int

6.2.12. WaveCount Property Document.WaveCount Property Read-only property that returns the number of waveform variables in the document. Syntax int Wa

6.2.13. ContinuousCount Property Document.ContinuousCount Property Read-only property that returns the number of continuous variables in the document.

6.2.14. Variable Method Document.Variable Method Returns Variable object for the specified variable index or name. Syntax Variable Variable(object var

6.2.15. Neuron Method Document.Neuron Method Returns Variable object for the specified neuron variable index. Syntax Variable Neuron(int neuronIndex)

6.2.16. Event Method Document.Event Method Returns Variable object for the specified event variable index. Syntax Variable Event(int eventIndex) Param

•••••1.18. Post-processing For the histogram-style analyses, NeuroExplorer has an optional Post-Processing analysis step.You can select post-processin

6.2.17. Interval Method Document.Interval Method Returns Variable object for the specified interval variable index. Syntax Variable Interval(int Inter

6.2.18. Marker Method Document.Marker Method Returns Variable object for the specified marker variable index. Syntax Variable Marker(int markerIndex)

6.2.19. Wave Method Document.Wave Method Returns Variable object for the specified waveform variable index. Syntax Variable Wave(int waveIndex) Parame

6.2.20. Continuous Method Document.Continuous Method Returns Variable object for the specified continuous variable index. Syntax Variable Continuous(i

6.2.21. DeselectAll Method Document.DeselectAll Method Deselects all the data variables in the document. Syntax void DeselectAll() Returns None. Usage

6.2.22. SelectAllNeurons Method Document.SelectAllNeurons Method Selects all the neuron variables in the document. Selected variables are used in anal

6.2.23. SelectAllContinuous Method Document.SelectAllContinuous Method Selects all the continuous variables in the document. Syntax void SelectAllCont

6.2.24. ApplyTemplate Method Document.ApplyTemplate Method Runs the analysis specified in the analysis template. Syntax void ApplyTemplate(string temp

6.2.25. GetNumericalResults Method Document.GetNumericalResults Method Returns 2-dimensional array of numerical results for the first graph view of th

6.2.26. Close Method Document.Close Method Closes the document. Syntax void Close() Parameters None. Returns None. Usage Matlab nex = actxserver(&apo

Power point presentation then becomes your lab notebook where you can save your NeuroExploreranalysis results:Page 34

6.3. Variable Variable Interface NeuroExplorer Application object provides access to the open files and variables contained in thefiles. For example,

6.3.1. Name Property Variable.Name Property Read-only property that returns a string with the variable name. Syntax string Name Usage Matlab nex = ac

6.3.2. TimestampCount Property Variable.TimestampCount Property Read-only property that returns the number of timestamps in the variable. For interval

6.3.3. Timestamps Method Variable.Timestamps Method Returns all the timestamps of the variable in seconds. Timestamps are returned as an array (vector

6.3.4. IntervalStarts Method Variable.IntervalStarts Method For an interval variable, returns the interval start values in seconds. This method is val

6.3.5. IntervalEnds Method Variable.IntervalEnds Method For an interval variable, returns the interval end values in seconds. This method is valid onl

6.3.6. FragmentTimestamps Method Variable.FragmentTimestamps Method For continuous variable, returns the fragment timestamp values in seconds. This me

6.3.7. FragmentCounts Method Variable.FragmentCounts Method For continuous variable, returns the number of data points in fragments. This method is va

6.3.8. ContinuousValues Method Variable.ContinuousValues Method For continuous variable, returns all the A/D values in milliVolts. This method is vali

6.3.9. MarkerValues Method Variable.MarkerValues Method For a marker variable, returns all the marker values as strings. The values are returned in a

••••1.20. Working with Matlab NeuroExplorer can interact with Matlab via COM interface using Matlab as a powerful post-processing engine. Matlab can a

6.3.10. WaveformValues Method Variable.WaveformValues Method For waveform variable, returns all the waveform values in milliVolts. The values are retu

6.3.11. Select Method Variable.Select Method Selects the variable. Selected variables are used in analysis when ApplyTemplate document methodis called

6.3.12. Deselect Method Variable.Deselect Method Deselects the variable. Only selected variables are used in analysis when ApplyTemplate documentmetho

Index 11D Data Viewer 2433D Graphics 125, 127AActivity Animation 130Adjusting Analysis Properties 30Analysis Templates 31Analyzing Data 25Applic

•••• ts = [ts; (fragmentTs(i) + (0:(valuesInFragment-1))*step)']; endend You can also import timestamped and continuous variables d

1.22. Saving Graphics NeuroExplorer can save the contents of the Graph window in a file using the Windows Metafileformat. The file can then be opened

2.21. Synchrony vs. Time 81 2.22. Trial Bin Counts 83 2.23. Power Spectral Densities 85 2.24. Burst Analysis 88

••••••••••••••••••••••••••••••2. Analysis Reference This section, NeuroExplorer Analysis Reference, describes general pre-processing and post-processi

2.1. Data Types NeuroExplorer supports several data types -- spike trains, behavioral events, time intervals,continuously recorded data and other data

Numerical values of the timestamps (in seconds) are shown in the Timestamps sheet of the Dataview: 2.1.2. Events Event data type in NeuroExplorer is u

Creating Interval Variables You can create intervals in NeuroExplorer using Edit | Add Interval Variable menu command. You can also create intervals

2.1.4. Markers Marker data type in NeuroExplorer is used to represent the series of timestamps recorded fromexternal devices (for example, stimulatio

••• 2.1.5. Population Vectors Population vectors in NeuroExplorer can be used to display the linear combinations of histograms insome of the analyses.

•••Principal Component Analysis creates a set of population vectors based on correlations betweenactivities of individual neurons. 2.1.6. Waveforms Th

•••••••2.1.7. Continuously Recorded Data The continuous data type is used in NeuroExplorer to store the data that has been continuouslyrecorded (digit

2.2. Data Selection Options Before performing the analysis, NeuroExplorer can select the timestamped events that are inside thespecified time interval

2.3. Post-Processing Options For the histogram-style analyses, NeuroExplorer has an optional Post-processing analysis step.You can select post-process

5.5.2.1. GetDocPath Function 160 5.5.2.2. GetDocTitle Function 161 5.5.2.3. GetTimestampFrequency Fun

••2.4. Matlab Options NeuroExplorer can interact with Matlab via COM interface using Matlab as a powerful post-processing engine. Immediately after ca

•••2.6. Confidence Limits for Perievent Histograms If the total time interval (experimental session) is T (seconds) and we have N spikes in the interv

2.7. Cumulative Sum Graphs Here is the algorithm that is used to draw optional cumulative sum graphs above the histograms. Suppose we have a histogram

2.8. Rate Histograms Rate histogram displays firing rate versus time. ParametersParameter DescriptionXMin/XMax type An option on how XMin and XMax val

Variable Variable name.YMin Histogram minimum.YMax Histogram maximum.Spikes The number of spikes used in calculation.Filter Length The length of all t

2.9. Interspike Interval Histograms Interspike interval histogram shows the conditional probability of a first spike at time t0+t after a spikeat time

Add to Results / BinmiddleAn option to add an additional vector (containing a middle point of eachbin) to the matrix of numerical results.Add to Resul

For example, for the first bin bin_count = number of interspike intervals (isi)such that isi >= IntMin and isi < IntMin + Bin If Normalization i

2.10. Autocorrelograms Autocorrelogram shows the conditional probability of a spike at time t0+t on the condition that there isa spike at time t0. Par

colored background.Conf. line style Line style for drawing confidence limits (used when Conf. display is Lines ).Conf. background color Background col

5.5.7.7. GetNumResSummaryNRows Function 221 5.5.7.8. GetNumResSummaryColumnName Function 222 5.5.7.9.

Norm. Factor Normalization factor. Bin counts are divided by this value. SeeNormalization in Algorithm below.First Min. Time Position of the histogram

2.11. Perievent Histograms Perievent Histogram shows the conditional probability of a spike at time t0+t on the condition thatthere is a reference eve

Draw confidence limits An option to draw the confidence limits.Confidence (%) Confidence level (percent). See Confidence Limits for details.Conf. mean

Summary of Numerical Results The following information is available in the Summary of Numerical ResultsColumn DescriptionVariable Variable name.Refere

Trough Z-score Trough Z-score. See Peak and Trough Statistics below.Trough/Mean Histogram trough value divided by the background mean value.Trough Pos

•••••••••NeuroExplorer calculates the histogram peak statistics the following way: Maximum of the histogram is foundIf the histogram contains several

2.12. Crosscorrelograms Crosscorrelogram shows the conditional probability of a spike at time t0+t on the condition that thereis a reference event at

Smooth Option to smooth the histogram after the calculation. See Post-ProcessingOptions for details.Smooth Filter Width The width of the smooth filter

Send to Matlab An option to send the matrix of numerical results to Matlab. See alsoMatlab Options.Matrix Name Specifies the name of the results matri

Background Mean The mean of the histogram background for the peak and trough analysis.See Peak and Through Statistics below.Background Stdev The stand

5.5.13.4. ceil Function 282 5.5.13.5. round Function 283 5.5.13.6. abs Function 284

•••••••••exceed the number of reference events. Then, the probability value(bincount[1]/number_of_reference_events) could be larger than 1. If Normali

•••••••2.13. Shift-Predictor for Crosscorrelograms Shift-predictor is defined for a series of trials - you take the spikes of one neuron in trial 1 an

Then, calculate shift-predictors for shift = 2: Repeat Steps 1 through 4 with interval [t1a, t1b] in Step 1 and interval [t3a, t3b] in Step 2. That

2.14. Rasters The raster display shows the spikes as vertical lines (tick) positioned according to the spikestimestamps. This analysis does not genera

2.15. Perievent Rasters This analysis shows the timestamps of the selected variable relative to the timestamps of thereference variable. ParametersPar

Create filter on-the-fly Specifies if a temporary interval filter needs to be created (and used topreselect data).Create filter around Specifies an ev

Continuous variables can also be used in this analysis. For each ref[k], NeuroExplorer calculates a series of bins. The first bin is: [ref[k]+XMin, re

2.16. Joint PSTH Joint PSTH matrix shows the correlations of the two neurons around the reference events. ParametersParameter DescriptionXMin Time axi

Excel. See also Excel Options.Sheet Name The name of the worksheet in Excel where to copy the numerical results.TopLeft Specifies the Excel cell where

2.17. Cumulative Activity Graphs The cumulative activity display shows a stepwise function which makes a jump at the moment ofspike and stays constant

6.2.9. EventCount Property 340 6.2.10. IntervalCount Property 341 6.2.11. MarkerCount Property 342 6.2.12. W

2.18. Instant Frequency The instant frequency display shows the instantaneous frequency of the spike train (at the end ofeach interspike interval, the

2.19. Interspike Intervals vs. Time The intervals vs. time graph displays interspike intervals against time (at the end of each interspikeinterval, th

2.20. Poincare Maps For each spike, a point is displayed where the X coordinate of the point is the current interspikeinterval and Y coordinate of the

2.21. Synchrony vs. Time For each spike, this graph shows the distance from this spike to the closest spike (timestamp) in thereference event. This an

YMin Y axis minimum.YMax Y axis maximum.Spikes The number of spikes used in calculation.Mean Freq. Mean firing rate. Algorithm For each spike that occ

2.22. Trial Bin Counts Trial bin counts analysis computationally is essentially the same as the perievent histogram. Thedifference is that the bin cou

Color Scale Min Color scale minimum.Color Scale Max Color scale maximum.Reference Reverence event.NumRefEvents Number of reference events.Bin001Mean M

2.23. Power Spectral Densities This analysis captures the frequency content of continuous variables or neuronal rate histograms. ParametersParameter D

right to the matrix of numerical results.Send to Matlab An option to send the matrix of numerical results to Matlab. See alsoMatlab Options.Matrix Nam

•••••intervals. For each interval: The rate histogram is calculated.The histogram is detrended (its linear regression is subtracted)The Hann window w[

••••••••••••1. Getting Started Installation Before you can use NeuroExplorer, you must install NeuroExplorer program files, Sentinel systemdrivers and

2.24. Burst Analysis This analysis identifies bursts in spike trains. For each spike train (neuron variable), a new intervalvariable is created that c

Summary of Numerical Results The following information is available in the Summary of Numerical ResultsColumn DescriptionVariable Variable name.YMi

•••••Algorithm For each spike train, NeuroExplorer creates a new Interval variable and stores all the burst intervalsin this variable. MaxInterval met

2.25. Principal Component Analysis This analysis calculates eigenvalues and eigenvectors (principal components) of the matrix ofcorrelations of rate h

The Results sheet shows for each neuron the weights this neuron has in all the eigenvectors. Algorithm Step 1. Rate histograms are calculated for ea

2.26. PSTH Versus Time This analysis shows the dynamics of the perievent histogram over time. It calculates multiple PSThistograms using a "slidi

TopLeft Specifies the Excel cell where the results are copied. Should be in the formCR where C is Excel column name, R is the row number. For example,

2.27. Correlations with Continuous Variable This analysis calculates crosscorrelations between a continuously recorded variable and a neuronalfiring r

Summary of Numerical Results The following information is available in the Summary of Numerical ResultsColumn DescriptionVariable Variable name.Refere

2.28. Regularity Analysis This analysis estimates the regularity of neuronal firing after the stimulation. ParametersParameter DescriptionReference Sp