Function List

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This page provides a list of all JACKET functions.

Function Categories

Basic Syntax

Alphabetical Function List

  • ABS - Absolute value and complex magnitude
  • ACCUMARRAY - Construct array with accumulation
  • ACOS - Inverse cosine; result in radians
  • ACOSD - Inverse cosine; result in degrees
  • ACOSH - Inverse hyperbolic cosine
  • ACOT - Inverse cotangent; result in radians
  • ACOTD - Inverse cotangent; result in degrees
  • ACOTH - Inverse hyperbolic cotangent
  • ACSC - Inverse cosecant; result in radians
  • ACSCD - Inverse cosecant; result in degrees
  • ACSCH - Inverse hyperbolic cosecant
  • ALL - Determine whether all array elements are nonzero
  • AND - Find logical AND of array or scalar inputs
  • ANGLE - Phase angle
  • ANY - Determine whether any array elements are nonzero
  • ARRAYFUN - Apply function to each element of array
  • ASEC - Inverse secant; result in radians
  • ASECD - Inverse secant; result in degrees
  • ASECH - Inverse hyperbolic secant
  • ASIN - Inverse sine; result in radians
  • ASIND - Inverse sine; result in degrees
  • ASINH - Inverse hyperbolic sine
  • ASSIGNIN - Assign value to variable in specified workspace
  • ATAN - Inverse tangent; result in radians
  • ATAN2 - Four-quadrant inverse tangent
  • ATAND - Inverse tangent; result in degrees
  • ATANH - Inverse hyperbolic tangent
  • Arithmetic_Operators - Matrix and Arithmetic Operators
  • BARTLETT - Bartlett Window
  • BESSELH - Bessel function of third kind (Hankel function)
  • BESSELI - Modified Bessel function of first kind
  • BESSELJ - Bessel function of first kind
  • BESSELK - Modified Bessel function of second kind
  • BESSELY - Bessel function of second kind
  • BETA - Beta function
  • BETALN - Logarithm of beta function
  • BICGSTAB - Biconjugate gradient stabilized method.
  • BILINEAR - Bilinear transformation method for analog-to-digital filter conversion
  • BINOFIT - Binomial parameter estimates
  • BINOSTAT - Binomial mean and variance
  • BITAND - Bitwise AND
  • BITCMP - Bitwise complement
  • BITOR - Bitwise OR
  • BITSHIFT - Shift bits specified number of places
  • BITXOR - Bitwise XOR
  • BLACKMAN - Blackman Window
  • BLACKMANHARRIS - Minimum 4-term Blackman-Harris window
  • BLKDIAG - Construct block diagonal matrix from input arguments
  • BREAK - Terminate execution of for or while loop
  • BRUSH - Interactively mark, delete, modify, and save observations in graphs
  • BSXFUN - Apply element-by-element binary operation to two arrays with singleton expansion enabled
  • BUTTER - Butterworth filter design
  • BWDIST - Distance transform on binary image
  • BWLABEL - Binary Connected Component Labeling
  • BWMORPH - Morphological operations on binary images
  • BWPACK - Packing binary images into unisgned integers
  • BWUNPACK - Unpacking binary images from unsigned integers
  • CAST - Cast variable to different data type
  • CAT - Concatenate arrays along specified dimension
  • CATCH - Handle error detected in try-catch statement
  • CDF - Cumulative distribution functions
  • CDF2RDF - Convert complex diagonal form to real block diagonal form
  • CEIL - Round toward infinity
  • CHAR - Convert to character array (string)
  • CHOL - Cholesky factorization
  • CHOLCOV - Cholesky-like covariance decomposition
  • CIRCSHIFT - Shift array circularly
  • CLASS - Return the underlying data type of variable
  • CLEAR - Remove items from workspace, freeing up system memory
  • COL2IM - Transform columns of matrix into an image
  • COLON - Create vectors, array subscripting and loop iterators
  • COMPLEX - Construct complex data from real and imaginary comp.
  • COND - Condition number with respect to inversion
  • CONDEST - 1-norm condition number estimate
  • CONJ - Complex conjugate
  • CONTINUE - Pass control to next iteration of for or while loop
  • CONV - Convolution and polynomial multiplication
  • CONV2 - 2-D convolution
  • CONVN - N-D convolution
  • CORR2 - 2-D correlation coefficient
  • CORRCOEF - Correlation coefficients
  • CORRCOV - Convert covariance matrix to correlation matrix
  • COS - Cosine of argument in radians
  • COSD - Cosine ofo argument in degrees
  • COSH - Hyperbolic cosine
  • COT - Cotangent of argument in radians
  • COTD - Cotangent of argument in degrees
  • COTH - Hyperbolic cotangent
  • COV - Covariance matrix
  • CROSS - Vector cross product
  • CSC - Cosecant of argument in radians
  • CSCD - Cosecant of argument in degrees
  • CSCH - Hyperbolic cosecant
  • CTRANSPOSE - Matrix transpose
  • CUMPROD - Cumulative product
  • CUMSUM - Cumulative sum
  • DCT - Discrete cosine transform
  • DECONV - Deconvolution and polynomial division
  • DEL2 - Discrete Laplacian
  • DET - Matrix determinant
  • DIAG - Diagonal matrices and diagonals of matrix
  • DIFF - Differences and approximate derivatives
  • DISP - Display text or array
  • DISPLAY - Display text or array (overloaded method)
  • DOT - Vector dot product
  • DOUBLE - Convert to double precision
  • DOWNSAMPLE - Decrease sampling rate by integer factor
  • EDGE - Find edges in grayscale image
  • EIG - Find eigenvalues and eigenvectors
  • EIGS - Finds largest eigenvalues and eigenvectors of a matrix
  • ELSE - Execute statements if condition is false
  • ELSEIF - Execute statements if additional condition is true
  • END - Terminate block of code, or indicate last array index
  • EPS - Floating-point relative accuracy
  • EQ - Test for equality
  • ERF - Error function
  • ERF,_ERFC,_ERFCX,_ERFINV,_ERFCINV - Error function
  • ERFC - Error function
  • ERFINV - Error function
  • ERFCINV - Error function
  • ERFCX - Error function
  • ERFINV - Error function
  • EXIST - Check existence of variable, function, directory, or Java™ programming language class
  • EXP - Exponential
  • EXPCDF - Exponential cumulative distribution function
  • EXPFIT - Exponential parameter estimates
  • EXPINV - Exponential inverse cumulative distribution function
  • EXPLIKE - Negative log-likelihood for the exponential distribution
  • EXPM1 - Compute exp(x)-1 accurately for small values of x
  • EXPPDF - Exponential probability density function
  • EXPRND - Random arrays from exponential distribution
  • EXPSTAT - Mean and variance of the exponential distribution
  • EYE - Identity matrix on GPU
  • FACTORIAL - Factorial function
  • FALSE - Logical 0 (false)
  • FEVAL - Evaluate function handle
  • FFT - Discrete Fourier transform
  • FFT2 - 2-D discrete Fourier transform
  • FFTFILT - FFT-based FIR filtering using overlap-add method
  • FFTN - N-D discrete Fourier transform
  • FFTSHIFT - Shift zero-frequency component to center of spectrum
  • FILTER - 1-D digital filter
  • FILTER2 - 2-D digital filter
  • FILTFILT - Zero-phase digital filtering
  • FILTIC - Initial conditions for transposed direct-form II filter implementation
  • FIND - Find indices and values of nonzero elements
  • FIR1 - Frequency sampling-based finite impulse response filter design
  • FIR2 - Frequency sampling-based finite impulse response filter design
  • FIX - Round toward zero
  • FLIPDIM - Flip array along specified dimension
  • FLIPLR - Flip matrix left to right
  • FLIPUD - Flip matrix up to down
  • FLOOR - Round toward minus infinity
  • FOR - Execute statements specified number of times
  • FREQS - Frequency response of analog filters
  • FREQSPACE - Frequency spacing for frequency response
  • FULL - Convert sparse matrix to full matrix
  • FUNM - Evaluate general matrix function
  • GACTIVATE - Jacket license activation
  • GAMMA - Gamma functions
  • GAMMAINC - Gamma functions
  • GAMMALN - Gamma functions
  • GAMSTAT - Gamma mean and variance
  • GCACHE - Save GPU compiled code for given M code
  • GCLF - Clear the current plot
  • GCLOSE - Remove GPU figure
  • GCOMPILE - Compile M-code directly into a single CUDA kernel
  • GDOUBLE - Convert to GPU-based double precision
  • GDRAWNOW - Force execution of all pending graphics commands and display
  • GE - Test for greater than or equal to
  • GEND - Run multiple FOR-loop iterations simultaneously on the GPU
  • GEOCDF - Geometric cumulative distribution function
  • GEOMEAN - Geometric mean
  • GEOPDF - Geometric probability density function (pdf)
  • GEORND - Random arrays from the geometric distribution
  • GEOSTAT - Mean and variance of the geometric distribution
  • GEVAL - Evaluate computation and leave results on GPU
  • GEVLIKE - Negative log-likelihood for the generalized extreme value distribution
  • GEYE - Identity matrix on GPU
  • GFIGURE - Create figure graphics object on the GPU
  • GFOR - Run multiple FOR-loop iterations simultaneously on the GPU
  • GHELP - Help for Jacket functions in Command Window
  • GHOLD_OFF - Do not retain current graph in figure
  • GHOLD_ON - Retain current graph in figure
  • GIMAGE - Scale data and display image object
  • GINF - Infinity
  • GINFO - Information on Jacket runtime and detected graphics cards
  • GINT32 - Convert to signed 32-bit integer on GPU
  • GINT8 - Convert to signed 8-bit integer on GPU
  • GLAUNCH - Prototype, execute, and benchmark CUDA kernels within M-files
  • GLOAD - Load from disk directly into the GPU
  • GLOGICAL - Convert numeric values to GPU-based logical
  • GMDISTRIBUTION - Gaussian mixture distribution class
  • GMEX - Compile GPU-enabled MEX files using the Jacket SDK (in Windows)
  • GNAN - Not-a-Number
  • GONES - Generate a ones array on GPU
  • GPLOT - 2-D line plot
  • GPROFILE - Profile Jacket and M code
  • GPROFVIEW - Visual representation of profiling data
  • GRADIENT - Numerical gradient
  • GRAND - Generates uniformly distributed pseudorandom numbers
  • GRANDN - Generates normally distributed pseudorandom numbers
  • GREAD - Load from disk directly into the GPU, with option to specify the byte range
  • GSAVE - Save data to disk as text file directly from the GPU
  • GSCATTER3 - 3-D scatter plot
  • GSELECT - Select or query which GPU is in use
  • GSINGLE - Convert to GPU-based single precision
  • GSURF - 3-D shaded surface plot
  • GSYNC - Block or wait until all queued GPU computation is complete
  • GT - Test for greater than
  • GTITLE - Display title on a plot
  • GUINT32 - Convert to unsigned 32-bit integer on GPU
  • GUINT8 - Convert to unsigned 8-bit integer on GPU
  • GVER - Jacket version information
  • GVERSION - Jacket version and build number
  • GWRITE - Save data to disk directly from the GPU, with option to specify the byte range
  • GZEROS - Generate a zeros array on GPU
  • HAMMING - Interpolation — increase sampling rate by integer factor
  • HANKEL - Hankel matrix
  • HANN - Hanning Window
  • HANNING - Hanning Window
  • HESS - Hessenberg form of matrix
  • HILBERT - Discrete-time analytic signal using Hilbert transform
  • HIST - Plot histogram
  • HISTC - Histogram count
  • HISTEQ - Histogram Equalization
  • HORZCAT - Concatenate arrays horizontally
  • HYPOT - Square root of sum of squares
  • I - Imaginary unit
  • ICDF - Inverse cumulative distribution function for a specified distribution
  • IDCT - Inverse discrete cosine transform
  • IF - Execute statements if condition is true
  • IFFT - Inverse discrete Fourier transform
  • IFFT2 - 2-D Inverse discrete Fourier transform
  • IFFTN - N-D Inverse discrete Fourier transform
  • IFFTSHIFT - 2-D Inverse FFT shift
  • IM2COL - Image to columns
  • IM2DOUBLE - Convert image to double precision
  • IMNOISE - Add noise to image
  • IMAG - Imaginary part of complex number
  • IMAGESC - Scale data and display as image.
  • IMCLOSE - Morphological closing operation
  • IMDILATE - Morphological dilation
  • IMERODE - Morphological erosion
  • IMFILTER - N-D filtering of multidimensional images
  • IMHIST - Compute histogram of image data
  • IMNOISE -
  • IMOPEN - Morphological opening operation
  • IMROTATE - Rotate an image
  • IND2SUB - Subscripts from linear index
  • INF - Infinity
  • INT16 - Convert to signed 16-bit integer
  • INT32 - Convert to signed 32-bit integer
  • INT64 - Convert to signed 64-bit integer
  • INT8 - Convert to signed 8-bit integer
  • INTERP1 - 1-D data interpolation (table lookup)
  • INTERP2 - 2-D data interpolation (table lookup)
  • INTERP3 - 3-D data interpolation (table lookup)
  • INTERPN - N-D data interpolation (table lookup)
  • INTERSECT - Find set intersection of two vectors
  • INV - Matrix inverse
  • IPERMUTE - Inverse permute dimensions of N-D array
  • ISA - Determine whether input is object of given class
  • ISEMPTY - Determine whether array is empty
  • ISEQUAL - Test arrays for equality
  • ISEQUALWITHEQUALNANS - Test arrays for equality, treating NaNs as equal
  • ISFINITE - Array elements that are finite
  • ISFLOAT - Determine whether input is floating-point array
  • ISINF - Array elements that are infinite
  • ISINTEGER - Determine whether input is integer array
  • ISLOGICAL - Determine whether input is logical array
  • ISNAN - Array elements that are NaN
  • ISNUMERIC - Determine whether input is numeric array
  • ISREAL - Determine whether input is real array
  • ISSCALAR - Determine whether input is scalar
  • ISSORTED - Determine whether set elements are in sorted order
  • ISSPARSE - Determine whether input is sparse
  • ISVECTOR - Determine whether input is vector


  • J - Imaginary unit
  • KAISER - Kaiser Window
  • KAISERORD - Kaiser window FIR filter design estimation parameters
  • KMEANS - K-means clustering
  • KRON - Kronecker tensor product
  • LDIVIDE - Left array division
  • LE - Less than or equal
  • LEGENDRE - Associated Legendre functions
  • LENGTH - Length of vector
  • LINSOLVE - Solve linear system of equations
  • LINSPACE - Generate linearly spaced vectors
  • LOCAL - Declare variables local to GFOR tiles
  • LOG - Natural logarithm
  • LOG10 - Common (base 10) logarithm
  • LOG1P - Compute log(1+x) accurately for small values of x
  • LOG2 - Base 2 logarithm and dissect floating-point numbers into exponent and mantissa
  • LOGICAL - Convert numeric values to logical
  • LOGNCDF - Lognormal cumulative distribution function (cdf)
  • LOGNINV - Inverse of the lognormal cumulative distribution function (cdf)
  • LOGNPDF - Lognormal probability density function (pdf)
  • LOGNRND - Random arrays from the lognormal distribution
  • LOGNSTAT - Mean and variance for the lognormal distribution
  • LT - Less than
  • LU - LU matrix factorization
  • MAHAL - Mahalanobis distance
  • MAX - Largest elements in array
  • MEAN - Average or mean value of array
  • MEAN2 - Average or mean value of matrix
  • MEDFILT2 - 2-D median filtering
  • MESHGRID - Generate X and Y arrays for 3-D plots
  • MIN - Smallest elements in array
  • MINUS - Subtraction or unary minus
  • MLDIVIDE - Backslash or matrix left division (\)
  • MOD - Modulus after division
  • MOMENT - Central moments of all orders
  • MPOWER - Matrix power
  • MRDIVIDE - Slash or matrix right division
  • MTIMES - Matrix multiplication
  • MVNRND - Random vectors from the multivariate normal distribution
  • MVREGRESSLIKE - Negative log-likelihood for multivariate regression
  • NAN - Not-a-Number
  • NDGRID - Generate arrays for N-D functions and interpolation
  • NDIMS - Number of array dimensions
  • NE - Not equal
  • NEXTPOW2 - Next higher power of 2
  • NNZ - Number of nonzero matrix elements
  • NORM - Vector and matrix norms
  • NORMEST - 2-norm estimate
  • NORMFIT - Parameter estimates and confidence intervals for normal data
  • NORMINV - Inverse of the normal cumulative distribution function (cdf)
  • NORMPDF - Normal probability density function (pdf)
  • NORMRND - Random arrays from the normal distribution
  • NORMSTAT - Mean and variance for the normal distribution
  • NOT - Find logical NOT of array or scalar input
  • NTHROOT - Real nth root of real numbers
  • NUMEL - Number of elements in array or subscripted array expression
  • NULL - Orthonormal basis for the null space of array using singular value decomposition
  • ONES - Create array of all ones
  • OPENVAR - Open workspace variable in Variable Editor or other tool for graphical editing
  • OR - Find logical OR of array or scalar inputs
  • PACK - Consolidate workspace memory
  • PARFOR - Execute code loop in parallel
  • PDF - Density function for a specified distribution
  • PERMS - All possible permutations
  • PERMUTE - Rearrange dimensions of N-D array
  • PI - Ratio of circle's circumference to its diameter, π
  • PINV - Moore-Penrose pseudoinverse of matrix
  • PLANEROT - Givens plane rotation
  • PLOT - Line plot of 2D data
  • PLUS - Addition or unary plus
  • POISSFIT - Parameter estimates and confidence intervals for Poisson data
  • POLYEIG - Polynomial eigenvalue problem
  • POLYFIT - Polynomial curve fitting
  • POW2 - Base 2 power and scale floating-point numbers
  • POWER - Array power
  • PSI - Psi (polygamma) function
  • QR - Orthogonal-triangular decomposition
  • RADON - Radon transform of an image
  • RAND - Uniformly distributed pseudorandom numbers
  • RANDN - Normally distributed random numbers
  • RANDOM - Generate random arrays from a specified distribution
  • RANGE - Sample range
  • RANK - Rank of matrix
  • RDIVIDE - Right array division
  • REAL - Real part of complex number
  • REALLOG - Natural logarithm for nonnegative real arrays
  • REALMAX - Largest positive floating-point number
  • REALMIN - Smallest positive normalized floating-point number
  • REALPOW - Array power for real-only output
  • REALSQRT - Square root for nonnegative real arrays
  • RECTWIN - Rectangular Window
  • REM - Remainder after division
  • REPMAT - Replicate and tile array
  • RESHAPE - Reshape array
  • RESIDUE - Convert between partial fraction expansion and polynomial coefficients
  • RETURN - Return to invoking function
  • RGB2GRAY - Convert RGB image or colormap to grayscale
  • ROT90 - Rotate matrix 90 degrees
  • ROUND - Round to nearest integer
  • SCATTER3 - Display a scatter plot in 3D
  • SEC - Secant of argument in radians
  • SECD - Secant of argument in degrees
  • SECH - Hyperbolic secant
  • SETDIFF - Find set difference of two vectors
  • SETXOR - Find set exclusive OR of two vectors
  • SHIFTDIM - Shift dimensions
  • SIGN - Signum function
  • SIN - Sine of argument in radians
  • SINC - Sinc
  • SIND - Sine of argument in degrees
  • SINGLE - Convert to single precision
  • SINH - Hyperbolic sine of argument in radians
  • SIZE - Array dimensions
  • SKEWNESS - Skewness
  • SORT - Sort array elements in ascending or descending order
  • SORTKEYS - Sorts a column matrix based on input keys
  • SORTROWS - Sort rows in ascending order
  • SQRT - Square root
  • SQRTM - Matrix square root
  • SQUEEZE - Remove singleton dimensions
  • STD - Standard deviation
  • STD2 - Standard deviation on a matrix
  • SUB2IND - Single index from subscripts
  • SUBSASGN - Subscripted assignment
  • SUBSREF - Redefine subscripted reference for objects
  • SURF - Surface Plot
  • SUM - Sum of array elements
  • SVD - Singular value decomposition
  • SWITCH - Switch among several cases, based on expression
  • TAN - Tangent of argument in radians
  • TAND - Tangent of argument in degrees
  • TANH - Hyperbolic tangent
  • TIC - Measure performance using stopwatch timer
  • TIMES - Array multiplication
  • TIMEIT - Time the execution of a function
  • TOC - Measure performance using stopwatch timer
  • TOEPLITZ - Toeplitz Matrix
  • TRACE - Sum of diagonal elements
  • TRANSPOSE - Array transpose
  • TRAPZ - Trapezoidal numerical integration
  • TRIL - Lower triangular part of matrix
  • TRIU - Upper triangular part of matrix
  • TRUE - Logical 1 (true)
  • TRY - Execute statements and catch resulting errors
  • TSEARCH - Search for enclosing Delaunay triangle
  • TSEARCHN - N-D closest simplex search
  • TTEST - One-sample and paired-sample T-test
  • TYPECAST - Convert data types without changing underlying data
  • UINT16 - Convert to unsigned 16-bit integer
  • UINT32 - Convert to unsigned 32-bit integer
  • UINT64 - Convert to unsigned 64-bit integer
  • UINT8 - Convert to unsigned 8-bit integer
  • UNIDRND - Random arrays from the discrete uniform distribution
  • UNIFIT - Parameter estimates for uniformly distributed data
  • UNIFRND - Random arrays from continuous uniform distribution
  • UNIFSTAT - Mean and variance of the continuous uniform distribution
  • UNION - Find set union of two vectors
  • UNIQUE - Find unique elements of vector
  • UNMKPP - Piecewise polynomial details
  • UNWRAP - Correct phase angles to produce smoother phase plots
  • VAR - Variance
  • VERTCAT - Concatenate arrays vertically
  • WATERSHED - Watershed transform
  • WHICH - Locate functions and files
  • WHILE - Repeatedly execute statements while condition is true
  • WORKSPACE - Open Workspace browser to manage workspace
  • XOR - Logical exclusive-OR
  • ZEROS - Create array of all zeros
  • ZSCORE - Standardized z score
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