archive-org.com » ORG » C » CHRONUX.ORG

Total: 412

Choose link from "Titles, links and description words view":

Or switch to "Titles and links view".
  • Description of minmaxsptimes
    CrossSpecMatpt coherencypt Multi taper coherency point process times coherencysegpt Multi taper coherency computed by segmenting two univariate point processes into chunks cohgrampt Multi taper time frequency coherence two point processes given as times cohmatrixpt Multi taper coherency matrix point process times mtdspecgrampt Multi taper derivative time frequency spectrum point process times mtdspectrumpt Multi taper spectral derivative point process times mtspecgrampt Multi taper time frequency spectrum point process times mtspectrumpt Multi taper spectrum point process times mtspectrumsegpt Multi taper segmented spectrum for a univariate binned point process SOURCE CODE 0001 function mintime maxtime minmaxsptimes data 0002 Find the minimum and maximum of the spike times in each channel 0003 Usage mintime maxtime minmaxsptimes data 0004 Input 0005 data spike times as a structural array of multiple dimensions e g channels channels x trials 0006 can also accept a 1d matrix of spike times 0007 Output 0008 mintime minimum of the spike time across channels 0009 maxtime maximum of the spike time across channels 0010 0011 dtmp 0012 if isstruct data 0013 data reshape data numel data 1 0014 C size data 1 0015 fnames fieldnames data 0016 mintime zeros 1 C maxtime zeros 1 C 0017 for ch 1 C 0018

    Original URL path: http://www.chronux.org/Documentation/chronux/spectral_analysis/pointtimes/minmaxsptimes.html (2015-03-27)
    Open archived version from archive


  • Description of scb
    constants for tube formula based simultaneous locfit Smoothing noisy data using Local Regression and Likelihood predict Interpolate a fit produced by locfit This function is called by SOURCE CODE 0001 function z scb x y varargin 0002 0003 Simultaneous Confidence Bands 0004 0005 Example 0006 load ethanol 0007 z scb E NOx h 0 5 0008 0009 result z is a matrix with four columns evaluation points 0010 fitted values

    Original URL path: http://www.chronux.org/Documentation/chronux/locfit/m/scb.html (2015-03-27)
    Open archived version from archive

  • Description of change_row_to_column
    returned without change If it is a vector it is transformed to a column vector If it is a struct array of dimension 1 it is again returned as a column vector If it is a struct array with multiple dimensions it is returned without change Note that the routine only looks at the first field of a struct array Ouputs data in the form samples x channels trials CROSS REFERENCE INFORMATION This function calls This function is called by SOURCE CODE 0001 function data change row to column data 0002 Helper routine to transform 1d arrays into column vectors that are needed 0003 by other routines in Chronux 0004 0005 Usage data change row to column data 0006 0007 Inputs 0008 data required If data is a matrix it is assumed that it is of the 0009 form samples x channels trials and it is returned without change If it 0010 is a vector it is transformed to a column vector If it is a struct 0011 array of dimension 1 it is again returned as a column vector If it is a 0012 struct array with multiple dimensions it is returned without change 0013 Note that the routine

    Original URL path: http://www.chronux.org/Documentation/chronux/spectral_analysis/helper/change_row_to_column.html (2015-03-27)
    Open archived version from archive

  • Description of fig5_2
    Density Estimation for the Old Faithful Geyser Data identity link CROSS REFERENCE INFORMATION This function calls This function is called by runbook SOURCE CODE 0001 Local Regression and Likelihood Figure 5 2 0002 Author Catherine Loader 0003 0004 Density Estimation for the Old Faithful Geyser Data 0005 identity link 0006 0007 load geyser 0008 fit locfit geyser alpha 0 1 0 8 link ident ll 1 ur 6 0009 figure

    Original URL path: http://www.chronux.org/Documentation/chronux/locfit/Book/fig5_2.html (2015-03-27)
    Open archived version from archive

  • Description of mtdspecgramc
    PAD 0 we pad the FFT to 512 points if pad 1 we pad to 1024 points etc Defaults to 0 Fs sampling frequency optional Default 1 fpass frequency band to be used in the calculation in the form fmin fmax optional Default all frequencies between 0 and Fs 2 trialave average over trials channels when 1 don t average when 0 optional Default 0 Output dS spectral derivative in form phi x time x frequency x channels trials if trialave 0 in form phi x time x frequency if trialave 1 t times f frequencies CROSS REFERENCE INFORMATION This function calls mtdspectrumc Multi taper frequency derivative of the spectrum continuous process This function is called by SOURCE CODE 0001 function dS t f mtdspecgramc data movingwin phi params 0002 Multi taper derivative of the time frequency spectrum continuous process 0003 0004 Usage 0005 0006 dS t f mtdspecgramc data movingwin phi params 0007 Input 0008 Note that all times can be in arbitrary units But the units have to be 0009 consistent So if E is in secs win t have to be in secs and Fs has to 0010 be Hz If E is in samples so are win and t and Fs 1 In case of spike 0011 times the units have to be consistent with the units of data as well 0012 0013 data in form samples x channels trials or a single vector required 0014 movingwin in the form window winstep i e length of moving 0015 window and step size 0016 Note that units here have 0017 to be consistent with 0018 units of Fs required 0019 phi angle for evaluation of derivative required 0020 e g phi 0 pi 2 giving the time and frequency 0021 derivatives 0022 params structure with fields tapers pad Fs fpass trialave 0023 optional 0024 tapers precalculated tapers from dpss or in the one of the following 0025 forms 0026 1 A numeric vector TW K where TW is the 0027 time bandwidth product and K is the number of 0028 tapers to be used less than or equal to 0029 2TW 1 0030 2 A numeric vector W T p where W is the 0031 bandwidth T is the duration of the data and p 0032 is an integer such that 2TW p tapers are used In 0033 this form there is no default i e to specify 0034 the bandwidth you have to specify T and p as 0035 well Note that the units of W and T have to be 0036 consistent if W is in Hz T must be in seconds 0037 and vice versa Note that these units must also 0038 be consistent with the units of params Fs W can 0039 be in Hz if and only if params Fs is in Hz 0040 The default is to use form 1 with TW 3 and K 5 0041 Note that T has to be equal to movingwin 1 0042 0043 pad padding

    Original URL path: http://www.chronux.org/Documentation/chronux/spectral_analysis/continuous/mtdspecgramc.html (2015-03-27)
    Open archived version from archive

  • Description of seek
    0 are not the same end vr close vr FNUM should be an integer After the videoReader constructor is called NEXT SEEK or STEP should be called at least once before GETFRAME is called See videoReader getinfo for more details on how many frames can be read from a video SEE ALSO videoReader Copyright c 2006 Gerald Dalley See MIT txt in the installation directory for licensing details especially when using this library on GNU Linux CROSS REFERENCE INFORMATION This function calls This function is called by SOURCE CODE 0001 function worked seek vr fnum 0002 WORKED SEEK VR FNUM 0003 Attempts to go to frame number FNUM in video VR Returns 0 if the user 0004 attempts to seek past the end of the video For most video plugins the 0005 first frame is 0 not 1 thus in the following example both IM1 and 0006 IM2 should be the same for most plugins 0007 vr videoReader 0008 if next vr error couldn t read first frame end 0009 im1 getframe vr 0010 if seek vr 0 error could not seek to frame 0 end 0011 im2 getframe vr 0012 if any im1 im2 0013 error first frame and

    Original URL path: http://www.chronux.org/Documentation/chronux/fly_track/videoIO/videoIO_2006a/@videoReader/seek.html (2015-03-27)
    Open archived version from archive

  • Description of check_consistency
    sp optional argument to be input as 1 when one of the two data sets is spikes times stored as a 1d array Outputs Dimensions of the datasets data1 or data2 note that routine stops with an error message if dimensions don t match N C N left empty for structure arrays CROSS REFERENCE INFORMATION This function calls This function is called by SOURCE CODE 0001 function N C check consistency data1 data2 sp 0002 Helper routine to check consistency of data dimensions 0003 Usage N C check consistency data1 data2 sp 0004 Inputs 0005 data1 first dataset 0006 data2 second dataset 0007 sp optional argument to be input as 1 when one of the two data sets is 0008 spikes times stored as a 1d array 0009 Outputs 0010 Dimensions of the datasets data1 or data2 note that 0011 routine stops with an error message if dimensions don t match N C 0012 N left empty for structure arrays 0013 N1 N2 0014 if nargin 3 isempty sp sp 0 end 0015 if isstruct data1 0016 C1 length data1 0017 else 0018 N1 C1 size data1 0019 end 0020 if isstruct data2 0021 C2 length data2 0022 else 0023

    Original URL path: http://www.chronux.org/Documentation/chronux/spectral_analysis/helper/check_consistency.html (2015-03-27)
    Open archived version from archive

  • Description of fig5_3
    Estimation using poisson regression Stamp thickness data CROSS REFERENCE INFORMATION This function calls This function is called by runbook SOURCE CODE 0001 Local Regression and Likelihood Figure 5 3 0002 Author Catherine Loader 0003 0004 Density Estimation using poisson regression 0005 Stamp thickness data 0006 0007 load stamp 0008 n sum count 0009 w 0 001 n ones 76 1 0010 fit locfit thick count weights w family poisson alpha

    Original URL path: http://www.chronux.org/Documentation/chronux/locfit/Book/fig5_3.html (2015-03-27)
    Open archived version from archive



  •