JLAB_INDEX is in the main directory of jLab.

 JLAB_INDEX  Alphabetical index into JLAB and JDATA contents.
 
  JDATA index
    about_drifters - Global surface drifter dataset from the Global Drifter Program. 
    about_floats  - Historical dataset of eddy-resolving subsurface floats.          
    about_ibcao   - International Bathymetric Chart of the Arctic Ocean topography.  
    about_sandwell - One minute resolution topography data from Smith and Sandwell.  
    about_tpjaos  - Sea surface height anomalies from the Beckley merged dataset.    
    readtopo      - Read one-minute topography data from Smith and Sandwell.         
    topo_copyright - Copyright statement for the Smith and Sandwell topography.      
 
  JLAB index
    ab2kl         - Converts A and B to ellipse parameters Kappa and Lambda.                             
    about_jtopo   - One-sixth degree global topography, from Smith and Sandwell + IBCAO.                 
    allall        - ALLALL(X)=ALL(X(:))                                                                  
    anatrans      - Analytic part of signal.                                                             
    anyany        - ANYANY(X)=ANY(X(:))                                                                  
    aresame       - Test whether two N-D arrays are the same.                                            
    arrayify      - Converts a set of scalars or arrays into column arrays.                              
    axeshandles   - Returns handles to all axes children.                                                
    bellpoly      - Complete Bell polynomials.                                                           
    bindata       - Rapidly sort data into adjacent bins.                                                
    blocklen      - Counts the lengths of 'blocks' in an array.                                          
    blocknum      - Numbers the contiguous blocks of an array.                                           
    blurspec      - Returns the blurred and aliased spectrum given the autocovariance.                   
    boxon         - Sets 'box' property to 'off'.                                                        
    boxon         - Sets 'box' property to 'on'.                                                         
    cell2col      - Converts cell arrays of numeric arrays into 'column-appended' form.                  
    cellabs       - Absolute value of each element in a cell array.                                      
    celladd       - Addition acting on each element in a cell array.                                     
    cellchunk     - Converts cell array data into uniform length 'chunks'.                               
    celldiv       - Division acting on each element in a cell array.                                     
    cellength     - Length of each element in a cell array.                                              
    cellfill      - Fills missing data marked by NaNs in a cell array.                                   
    cellfirst     - Returns the first (or last) element of each entry in a cell array.                   
    cellget       - Indexes a cell array of numerical arrays by ID number.                               
    cellgrid      - Interpolate a cell array of numeric arrays onto a regular grid.                      
    cellimag      - Imaginary part of each element in a cell array.                                      
    cellimit      - Limits the ranges of times in a cell array of numerical arrays.                      
    cellindex     - Applies a cell array of indices to a cell array of column vectors.                   
    celllog10     - Base ten logarithm of each element in a cell array.                                  
    cellmax       - Maximum of each element in a cell array.                                             
    cellmean      - Mean value of each element a cell array.                                             
    cellmin       - Minimum of each element in a cell array.                                             
    cellmult      - Multiplication acting on each element in a cell array.                               
    cellpack      - Removes all NaN values from cell arrays of numeric arrays.                           
    cellplot      - Rapidly plot all elements of a cell array of numeric arrays.                         
    cellprune     - Removes all empty cells, or cells less than a specified length.                      
    cellreal      - Real part of each element in a cell array.                                           
    cellsize      - Size of each element in a cell array along specified dimension.                      
    cellsplit     - Splits cell arrays of numeric arrays at data gaps.                                   
    cellstd       - Standard deviation of each element a cell array.                                     
    cellstrip     - Strips NaN values from the beginnings or ends of cell arrays.                        
    choose        - Binomial coefficient: CHOOSE(N,K) = N!K!/(N-K)!                                      
    closedcurves  - Locate and interpolate closed curves in a possibly periodic domain.                  
    cms2kmd       - Converts centimeters per second to kilometers per day.                               
    col2cell      - Converts 'column-appended' data into cell arrays of numeric arrays.                  
    col2mat       - Expands 'column-appended' data into a matrix.                                        
    colbreaks     - Insert NANs into discontinuties in a vector.                                         
    commentlines  - Returns the comment lines from m-files.                                              
    corfreq       - Coriolis frequency in radians per hour.                                              
    crop          - Gets rid of whitespace around an image. [by A. Bliss]                                
    crop_license  - License statement for CROP by Andrew Bliss.                                          
    cum2mom       - Convert cumulants to moments.                                                        
    curveinterp   - Interpolate a field or its gradient onto a set of curves.                            
    curvemoments  - Centroid, area, and many other moments of a closed curve.                            
    deg180        - Converts degrees to the range [-180,180].                                            
    deg360        - Converts degrees to the range [0, 360].                                              
    degunwrap     - Unwraps arrays given in degrees.                                                     
    discretecolorbar - Plots a colorbar with discrete variation.                                         
    divgeom       - Geometric decomposition of eddy vorticity flux divergence.                           
    dlines        - Add diagonal lines to a plot.                                                        
    doublen       - Interpolates a time series to double its length.                                     
    ecconv        - Converts between eccentricity measures.                                              
    ellband       - Bandwidth of modulated elliptical signals in two or three dimensions.                
    ellcurves     - Returns curves corresponding to specified ellipse properties.                        
    elldiff       - Differentiation of modulated elliptical signals.                                     
    ellipseplot   - Plot ellipses.                                                                       
    ellparams     - Ellipse parameters of a modulated bivariate or trivariate oscillation.               
    ellrad        - Average and instantaneous ellipse radius.                                            
    ellrossby     - Ellipse Rossby number, for oceanographic applications.                               
    ellsig        - Creates a modulated elliptical signal in two or three dimensions.                    
    ellvel        - Average and instantaneous ellipse velocities.                                        
    fillbad       - Linearly interpolate over bad data points.                                           
    findfiles     - Returns all files in a directory with a specified extension.                         
    findpath      - Returns the full pathname of a directory on the Matlab search path.                  
    fixlabels     - Specify precision of axes labels.                                                    
    flipmap       - Flips the current colormap upside-down.                                              
    flipx         - Flips the direction of the x-axis                                                    
    flipy         - Flips the direction of the y-axis                                                    
    fminsearchbnd - FMINSEARCH, but with bound constraints by transformation. [By J. D'Errico]           
    fontsize      - Rapidly set title, axes, label, and text fontsizes.                                  
    fourier       - The one-sided Fourier frequencies for a given length time series.                    
    frac          - Fraction: FRAC(A,B)=A./B                                                             
    hermfun       - Orthonormal Hermite functions. [with F. Rekibi]                                      
    hermpoly      - Hermite polynomials. [with F. Rekibi]                                                
    hlines        - Add horizontal lines to a plot.                                                      
    hodograph     - Generate hodograph plots (simple and fancy).                                         
    imlog         - Imaginary part of log: IMLOG(X)=UNWRAP(IMAG(LOG(X)))                                 
    inellipse     - Locates points on the interior of ellipses.                                          
    inregion      - Tests whether lat/lon points lie within a specified box.                             
    instmom       - Univariate and multivariate instantaneous moments.                                   
    inticks       - Sets the 'tickdir' property of the current axis to 'in'.                             
    iseven        - True for even integer values; false otherwise.                                       
    isodd         - True for odd integer values; false otherwise.                                        
    isomax        - Returns those transform maxima that are isolated from others.                        
    isridgepoint  - Finds wavelet ridge points using one of several criterion.                           
    jdawson       - The Dawson function and its derivatives. [With P.J. Acklam]                          
    jdeg2rad      - Converts degrees to radians.                                                         
    jhelp         - Opens linked JLAB help files in Matlab's internal web browser.                       
    jlab_addpath  - Adds JLAB and JDATA subdirectories to your Matlab search path.                       
    jlab_allhelp  - Displays the help comments for all JLAB modules.                                     
    jlab_changes  - Changes to JLAB in each release.                                                     
    jlab_highlights - Introduction to some of the most useful routines.                                  
    jlab_index    - Alphabetical index into JLAB and JDATA contents.                                     
    jlab_install  - Instructions for installing JLAB.                                                    
    jlab_license  - License statement and permissions for JLAB package.                                  
    jlab_makefigs - Makes figures for papers by J.M. Lilly.                                              
    jlab_runtests - Runs a test suite for JLAB package.                                                  
    jlab_thanks   - Sources of support for developing this software.                                     
    jmat2         - 2x2 rotation matrix through specified angle.                                         
    jmat3         - 3x3 rotation matrix through specified angle.                                         
    jpcolor       - Modified version of PCOLOR appropriate for cell-centered grids.                      
    jrad2deg      - Converts radians to degrees.                                                         
    kl2ab         - Converts ellipse parameters Kappa and Lambda to A and B.                             
    lansey        - The Lansey modification of Cynthia Brewer's "Spectral" colormap.                     
    lansey_copyright - Copyright statement for the Lansey colormap.                                      
    latlon2uv     - Converts latitude and longitude to horizontal velocity.                              
    latlon2xy     - Converts latitude and longitude into local Cartesian coordinates.                    
    latlon2xyz    - Converts latitude and longitude into 3D Cartesian coordinates.                       
    latratio      - Set plot aspect ratio for latitude / longitude plot.                                 
    letterlabels  - For automatically putting letter labels on subplots.                                 
    linecolor     - Set line colors based on a property value within a colormap.                         
    linehandles   - Finds all line and patch handles from a given set of axes.                           
    linering      - Moves lines through the current line style order.                                    
    linestyle     - Rapidly set color, style, and width properties of lines.                             
    linestyleparse - Parses the input string to LINESTYLE.                                               
    lininterp     - Fast linear interpolation for arbitrary-sized arrays.                                
    lnsd          - Last non-singleton dimension of an array.                                            
    lonshift      - Shifts longitude origin for plotting purposes.                                       
    make          - Create a structure containing named variables as fields.                             
    makefigs_analytic - has been moved to JLAB_MAKEFIGS.                                                 
    makefigs_asilomar - has been moved to JLAB_MAKEFIGS.                                                 
    makefigs_bandwidth - has been moved to JLAB_MAKEFIGS.                                                
    makefigs_closedcurves - Makes a sample figure for CLOSEDCURVES.                                      
    makefigs_curvemoments - Makes a sample figure for CURVEMOMENTS.                                      
    makefigs_dlines - Makes a sample figure for DLINES.                                                  
    makefigs_doublen - Makes a sample figure for DOUBLEN.                                                
    makefigs_ecconv - Makes a sample figure for ECCONV.                                                  
    makefigs_element - Makes all figures for Lilly (2017), "Element Analysis."                           
    makefigs_ellband - Makes a sample figure for ELLBAND.                                                
    makefigs_ellipseplot - Makes a sample figure for ELLIPSEPLOT.                                        
    makefigs_ellvel - Makes a sample figure for ELLVEL.                                                  
    makefigs_hermfun - Makes a sample figure for HERMFUN.                                                
    makefigs_inellipse - Makes a sample figure for INELLIPSE.                                            
    makefigs_instmom - Makes some sample figures for INSTMOM.                                            
    makefigs_jdawson - Makes a sample figure for DJAWSON.                                                
    makefigs_jpcolor - Makes a sample figure for JPCOLOR.                                                
    makefigs_jtopo - Makes a sample figure for ABOUT_JTOPO.                                              
    makefigs_lansey - Makes a sample figure for LANSEY.                                                  
    makefigs_matern - Makes all figures for Lilly et al. 2017.                                           
    makefigs_maternoise - Makes a sample figure for MATERNOISE.                                          
    makefigs_maternspec - Makes some sample figures for MATERNSPEC.                                      
    makefigs_morlfreq - Makes a sample figure for MORLFREQ.                                              
    makefigs_morlwave - Makes a sample figure for MORLWAVE.                                              
    makefigs_morsearea - Makes a sample figure for MORSEAREA.                                            
    makefigs_morsebox - Makes a sample figure for MORSEBOX.                                              
    makefigs_morsefreq - Makes a sample figure for MORSEFREQ.                                            
    makefigs_morseregion - Makes somes sample figures for MORSEREGION.                                   
    makefigs_morsespace - Makes some sample figures for MORSESPACE.                                      
    makefigs_morsewave - Makes some sample figures for MORSEWAVE.                                        
    makefigs_morsies - has been moved to JLAB_MAKEFIGS.                                                  
    makefigs_mspec - Makes some sample figures for MSPEC.                                                
    makefigs_multivariate - has been moved to JLAB_MAKEFIGS.                                             
    makefigs_patchcontourf - Makes a sample figure for PATCHCONTOURF.                                    
    makefigs_periodize - Makes a sample figure for PERIODIZE.                                            
    makefigs_polysmooth - Makes some sample figures for POLYSMOOTH.                                      
    makefigs_polysmooth2 - Makes a sample figure for POLYSMOOTH using TPJAOS.MAT.                        
    makefigs_psi2fields - Makes a sample figure for PSI2FIELDS.                                          
    makefigs_regionplot - Makes some sample figures for REGIONPLOT.                                      
    makefigs_ridges - has been moved to JLAB_MAKEFIGS.                                                   
    makefigs_ridgewalk - Makes a sample figure for RIDGEWALK.                                            
    makefigs_simplepdf - Makes a sample figure for SIMPLEPDF.                                            
    makefigs_slidetrans - Makes a sample figure for SLIDETRANS.                                          
    makefigs_sphereinterp - Makes two sample figures for SPHEREINTERP.                                   
    makefigs_stickvect - Makes a sample figure for STICKVECT.                                            
    makefigs_superfamily - has been moved to JLAB_MAKEFIGS.                                              
    makefigs_topoplot - Makes a sample figure for TOPOPLOT.                                              
    makefigs_trackextract - Makes a sample figure for TRACKEXTRACT.                                      
    makefigs_trajextract - Makes a sample figure for TRAJEXTRACT.                                        
    makefigs_trajwrap - Makes a sample figure for TRAJWRAP.                                              
    makefigs_trivariate - has been moved to JLAB_MAKEFIGS.                                               
    makefigs_twodhist - Makes a sample figure for TWODHIST.                                              
    makefigs_twodmed - Makes a sample figure for TWODMED.                                                
    makefigs_twodstats - Makes a sample figure for TWODSTATS.                                            
    makefigs_vortex - has been moved to JLAB_MAKEFIGS.                                                   
    makefigs_wavespecplot - Makes a sample figure for WAVESPECPLOT.                                      
    makefigs_wavetrans - Makes a sample figure for WAVETRANS.                                            
    makefigs_widgist - Makes some sample figures for WIGDIST.                                            
    mat2col       - Compress NAN-padded matrix data into long columns.                                   
    materncfun    - Returns the normalization function C_ALPHA for a Matern process.                     
    maternchol    - Cholesky decomposition of Matern and fBm covariances. [with A. Sykulski]             
    materncov     - Autocovariance of the Matern random process and variations.                          
    maternedge    - Long-time cutoff edge for the Matern impulse response function.                      
    maternfit     - Parametric spectral fit to the Matern form. [with A. Sykulski]                       
    maternfun     - Returns the Matern function.                                                         
    maternimp     - Impulse response function for the Matern random process.                             
    maternoise    - Realizations of the Matern process and variations, including fBm. [with A. Sykulski] 
    maternspec    - Fourier spectrum of the Matern random process and variations.                        
    matinv        - Fast inversion of arrays of small matrices.                                          
    matmult       - Matrix multiplication for arrays of matrices.                                        
    matsave       - Create and save structure of variables as a mat-file.                                
    max2eddy      - Converts transform maxima into oceanic coherent eddy properties.                     
    maxmax        - MAXMAX(X)=MAX(X(ISFINITE(X)))                                                        
    maxprops      - Returns properties of wavelet transform maxima.                                      
    minmin        - MINMIN(X)=MIN(X(ISFINITE(X)))                                                        
    mom2cum       - Convert moments to cumulants.                                                        
    morlfreq      - Compute Morlet wavelet carrier frequency given peak frequency.                       
    morlwave      - Morlet wavelet.                                                                      
    morseafun     - Returns the generalized Morse wavelet amplitude or a-function.                       
    morsearea     - Time-frequency concentration area of Morse wavelets. [with F. Rekibi]                
    morsebox      - Heisenberg time-frequency box for generalized Morse wavelets.                        
    morsederiv    - Frequency-domain derivatives of generalized Morse wavelets.                          
    morsefreq     - Frequency measures for generalized Morse wavelets. [with F. Rekibi]                  
    morsehigh     - High-frequency cutoff of the generalized Morse wavelets.                             
    morsemom      - Frequency-domain moments of generalized Morse wavelets.                              
    morseproj     - Projection coefficient for two generalized Morse wavelets.                           
    morseprops    - Properties of the demodulated generalized Morse wavelets.                            
    morseregion   - Generalized Morse wavelet time-frequency concentration region.                       
    morsespace    - Logarithmically-spaced frequencies for generalized Morse wavelets.                   
    morsewave     - Generalized Morse wavelets of Olhede and Walden (2002).                              
    morsexpand    - Generalized Morse wavelets via time-domain Taylor series.                            
    mspec         - Multitaper power and cross spectra.                                                  
    msvd          - Singular value decomposition for polarization analysis.                              
    ncinterp      - Interpolate field from NetCDF file onto specified positions.                         
    nocontours    - Removes contours from a CONTOURF plot.                                               
    nonnan        - Return all non-NAN elements of an array.                                             
    noxlabels     - Remove some or all x-axis tick mark labels.                                          
    noylabels     - Remove some or all y-axis tick mark labels.                                          
    oprod         - Outer product:  OPROD(X,Y)=X*CONJ(Y')                                                
    orbitbreaks   - Separate orbit into passes based on turning points.                                  
    outticks      - Sets the 'tickdir' property of the current axis to 'out'.                            
    packfig       - Squeeze together rows and/or columns of the current figure.                          
    patchcontourf - Generate filled contours using patches, with specified colors.                       
    pdfprops      - Mean and variance associated with a probability distribution.                        
    periodindex   - Returns time index in increments of instantaneous period.                            
    periodize     - Returns a doubly periodic version of an input array.                                 
    polparams     - Spectral matrix polarization parameters.                                             
    polysmooth    - Smoothing scattered 2D data with local polynomial fitting.                           
    provec        - Generate progressive vector diagrams (simple and fancy).                             
    psi2fields    - Velocity and other fields from the streamfunction. [with P.E. Isachsen]              
    quadinterp    - Fast quadratic interpolation for arbitrary-sized arrays.                             
    radearth      - The radius of the earth in kilometers.                                               
    regionplot    - Plots a simple box indicating a latitude / longitude region.                         
    reporttest    - Reports the result of an m-file function auto-test.                                  
    res           - Residual after flooring:  RES(X)=X-FLOOR(X)                                          
    ridgechains   - Forms ridge curves by connecting transform ridge points.                             
    ridgeinterp   - Interpolate quantity values onto ridge locations.                                    
    ridgelen      - Wavelet ridge length expressed as number of full cycles.                             
    ridgemap      - Maps ridge quantities back onto the time series.                                     
    ridgewalk     - Extract wavelet transform ridges, including bias estimates.                          
    rot           - Complex-valued rotation:  ROT(X)=EXP(SQRT(-1)*X)                                     
    sampletimes   - Computes mean sampling intervals and their statistics.                               
    sig2latlon    - Converts an oscillatory signal to lat/lon displacements.                             
    simplepdf     - Gaussian, uniform, Cauchy, and exponential pdfs.                                     
    sleptap       - Calculate Slepian tapers.                                                            
    slidetrans    - Sliding-window ('moving-window') Fourier transform.                                  
    specdiag      - Diagonalize a 2 x 2 spectral matrix.                                                 
    sphere2uvw    - Converts a 3D spherical vector to a 3D Cartesian vector.                             
    spherecurl    - Curl of a vector field on the surface of a sphere.                                   
    spheredist    - Computes great circle distances on a sphere.                                         
    spherediv     - Divergence of a vector field on the surface of a sphere.                             
    spheregrad    - Gradient of a field on the surface of a sphere.                                      
    sphereinterp  - Fast linear interpolation on the sphere from non-plaid grids.                        
    spherelap     - Laplacian of a field on the surface of a sphere.                                     
    spheresort    - Sorted great circle distances to nearby points on the earth.                         
    squared       - Squares the modulus of its argument:  SQUARED(X)=ABS(X).^2                           
    standalone    - Create stand-alone version of an m-file, including dependencies.                     
    stickvect     - Plots "stick vectors" for multicomponent velocity time series.                       
    tidefreq      - Frequencies of the eight major tidal components.                                     
    timeseries_boundary - Apply boundary conditions to data before transform.                            
    tmat          - 2x2 complex grouping matrix.  TMAT = [1  i; 1 -i] / SQRT(2)                          
    to_grab_from_caller - Returns a string to grab variable values from caller.                          
    to_overwrite  - Returns a string to overwrite original arguments.                                    
    topo_copyright - Copyright statement for the Smith and Sandwell topography.                          
    topoplot      - Plot regional or global topography at one-sixth degree resolution.                   
    trackextract  - Extracts alongtrack altimetry segments within given region.                          
    trajchunk     - Converts Lagrangian trajectories into chunks based on the Coriolis period.           
    trajextract   - Extracts Lagrangian trajectory segments within given region.                         
    trajunwrap    - Unwraps Lagrangian trajectories from a periodic domain.                              
    trajwrap      - Wraps Lagrangian trajectories to fit within a periodic domain.                       
    transmax      - Locates modulus maximum points of wavelet transform.                                 
    transmaxdist  - Distributions of wavelet transform maxima in noise.                                  
    twodhist      - Two-dimensional histogram.                                                           
    twodmed       - Median value of a function of two variables.                                         
    twodsort      - Distances from data points to nearby grid points.                                    
    twodstats     - Mean, variance, and covariance of functions of two variables.                        
    twospecplot   - Plots a pair of rotary or Cartesian spectra.                                         
    use           - Copies structure fields into named variables in workspace.                           
    uv2latlon     - Integrates horizontal velocity to give latitude and longitude.                       
    uvplot        - Plots the real and imaginary parts of a signal on the same axis.                     
    vcolon        - Condenses its arguments, like X(:).                                                  
    vdiff         - Length-preserving first central difference.                                          
    vectmult      - Matrix multiplication for arrays of vectors.                                         
    vempty        - Initializes multiple variables to empty sets or empty cell arrays.                   
    vfilt         - Filtering along rows without change in length.                                       
    vindex        - Indexes an N-D array along a specified dimension.                                    
    vindexinto    - Indexes into N-D array along a specified dimension.                                  
    vlines        - Add vertical lines to a plot.                                                        
    vmean         - Mean over non-NaN elements along a specified dimension.                              
    vmedian       - Median over finite elements along a specified dimension.                             
    vmoment       - Central moment over non-NaN elements along a specfied dimension.                     
    vrep          - Replicates an array along a specified dimension.                                     
    vshift        - Cycles the elements of an array along a specified dimension.                         
    vsize         - Returns the sizes of multiple arguments.                                             
    vsqueeze      - Squeezes multiple input arguments simultaneously.                                    
    vstd          - Standard deviation over non-NaN elements along a specfied dimension.                 
    vsum          - Sum over non-NaN elements along a specified dimension.                               
    vswap         - VSWAP(X,A,B) replaces A with B in numeric array X.                                   
    vtranspose    - Transpose multiple input arguments simultaneously.                                   
    vzeros        - Initializes multiple variables to arrays of zeros or nans.                           
    wavespecplot  - Plot of wavelet spectra together with time series.                                   
    wavetrans     - Continuous wavelet transform.                                                        
    whichdir      - Returns directory name containing file in search path.                               
    wigdist       - Wigner distribution (alias-free algorithm).                                          
    xlin          - Sets x-axis scale to linear.                                                         
    xlog          - Sets x-axis scale to logarithmic.                                                    
    xoffset       - Offsets lines in the x-direction after plotting.                                     
    xtick         - Sets locations of x-axis tick marks.                                                 
    xy2latlon     - Converts local Cartesian coordinates into latitude and longitude.                    
    xyz2latlon    - Converts 3D Cartesian coordinates into latitude and longitude.                       
    yearfrac      - Converts a DATENUM into 'year.fraction' and 'month.fraction'.                        
    ylin          - Sets y-axis scale to linear.                                                         
    ylog          - Sets y-axis scale to log.                                                            
    yoffset       - Offsets lines in the y-direction after plotting.                                     
    ytick         - Sets locations of y-axis tick marks.                                                 
    ztick         - Sets locations of z-axis tick marks.   
    __________________________________________________________________
    This is part of JLAB --- type 'help jlab' for more information
    (C) 2015--2017 J.M. Lilly --- type 'help jlab_license' for details

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