Showing content from https://arrayfire.org/docs/group__arrayfire__func.htm below:
ArrayFire: ArrayFire Functions
abs Calculate the absolute value.
accum Evaluate the cumulative sum (inclusive) along a given dimension.
acos Evaluate the inverse cosine function (arc cosine).
acosh Evaluate the inverse hyperbolic cosine function (area hyperbolic cosine).
add Elementwise addition.
allTrue Check if all values along a given dimension are true.
allTrueByKey Check if all values along a given dimension are true, according to an array of keys.
allocHost Allocate memory on host.
allocV2 Allocate memory using the ArrayFire memory manager.
and Evaluate the logical AND of two arrays.
anisotropicDiffusion Anisotropic Smoothing Filter.
anyTrueByKey Check if any values along a given dimension are true, according to an array of keys.
anytrue Check if any values along a given dimension are true.
approx1 Interpolation across a single dimension.
approx2 Interpolation along two dimensions.
arg Calculate the phase angle (in radians) of a complex array.
asin Evaluate the inverse sine function (arc sine).
asinh Evaluate the inverse hyperbolic sine function (area hyperbolic sine).
assign Copy and write values in the locations specified by the sequences.
atan/atan2 Evaluate the inverse tangent function (arc tangent).
atanh Evaluate the inverse hyperbolic tangent function (area hyperbolic tangent).
bilateral Bilateral Filter.
bitand Evaluate the bitwise AND of two arrays.
bitnot Evaluate the bitwise NOT of an array.
bitor Evaluate the bitwise OR of two arrays.
bitshiftl Shift the bits of integer arrays left.
bitshiftr Shift the bits of integer arrays right.
bitxor Evaluate the bitwise XOR of two arrays.
canny Canny Edge Detector.
cast Cast an array from one type to another.
cbrt Evaluate the cube root.
ceil Rounds up to the least integer greater than or equal to x.
cholesky Perform Cholesky decomposition.
clamp Clamp an array between an upper and a lower limit.
col/cols Gets a reference of a col in a 2D af::array.
colorSpace Colorspace conversion function.
complex Create complex arrays.
confidenceCC Segment image based on similar pixel characteristics.
conjg Evaluate the complex conjugate of an input array.
constant Create an array from a scalar input value.
convolve (Non-separable) Convolution Integral for any(one through three) dimensional data.
convolve (Separable) Separable Convolution.
convolve1 Convolution Integral for one dimensional data.
convolve2 Convolution Integral for two dimensional data.
convolve3 Convolution Integral for three dimensional data.
corrcoef Find the correlation coefficient of values in the input.
cos Evaluate the cosine function.
cosh Evaluate the hyperbolic cosine function.
count Count non-zero values in an array along a given dimension.
countByKey Count non-zero values in an array, according to an array of keys.
cov Find the covariance of values in the input.
deleteImageMem Delete memory created by saveImageMem and af_save_image_memory function.
dense Returns a dense array from a sparse input.
det Find the determinant of a matrix.
deviceInfo Gets the information about device and platform as strings.
deviceMemInfo Memory manager related functions.
diag Extract the diagonal from an array.
diff1 Calculate the first order difference in an array over a given dimension.
diff2 Calculate the second order difference in an array over a given dimension.
dilate Dilation(morphological operator) for images.
dilate3d Dilation(morphological operator) for volumes.
div Elementwise division.
dog Difference of Gaussians.
dot Compute the dot product.
eq Equal to, an elementwise comparison of two arrays.
erf Evaluate the error function.
erfc Evaluate the complementary error function.
erode Erosion(morphological operator) for images.
erode3d Erosion(morphological operator) for volumes.
exp Evaluate the exponential function.
expm1 Evaluate the exponential function of an array minus 1, exp(in) - 1.
factorial Evaluate the factorial.
fast FAST feature detector.
features Lookup values of an array based on sequences and/or arrays.
fft Fast Fourier Transform.
fft2 Fast Fourier Transform.
fft3 Fast Fourier Transform.
fftC2R Complex to Real Fast Fourier Transform.
fftR2C Real to Complex Fast Fourier Transform.
fir This function implements a Finite Impulse Filter.
flat Flatten an array.
flip Flip the input along a specified dimension.
floor Rounds down to the greatest integer less than or equal to x.
freeHost Free memory allocated on host internally by ArrayFire.
freePinned Free pinned memory allocated by ArrayFire's memory manager.
freeV2 Returns memory to ArrayFire's memory manager.
gaussiankernel Creates a Gaussian Kernel.
ge Greater than or equal to, an elementwise comparison of two arrays.
getActiveBackend Get's the backend enum for the active backend.
getAvailableBackends Returns an integer indicating the backends loaded successfully.
getBackendCount Get the number of backends whose libraries were successfully loaded.
getBackendId Get's the backend enum for an array.
getDefaultRandomEngine Returns the default random engine object.
getDevice Get the current device ID.
getDeviceCount Gets the number of compute devices on the system.
getDeviceId Get's the id of the device an array was created on.
getSeed Returns the seed for random number generation.
gloh SIFT feature detector and GLOH descriptor extractor.
grad Calculate the gradients of the input.
gray2rgb Grayscale to RGB colorspace converter.
gt Greater than comparison, an elementwise comparison of two arrays.
hammingMatcher Hamming Matcher.
harris Harris corner detector.
histequal Histogram equalization of input image.
histogram Histogram of input data.
homography Homography Estimation.
hsv2rgb HSV to RGB colorspace converter.
hypot Evaluate the length of the hypotenuse of two inputs.
identity Generate an identity matrix.
ifft Fast Fourier Transform.
ifft2 Fast Fourier Transform.
ifft3 Fast Fourier Transform.
iir This function implements a Infinite Impulse Filter.
imag Returns the imaginary part of a complex array.
index Lookup values of an array based on sequences and/or arrays.
info Display ArrayFire and device info.
infoString Get af::info() as a string.
inverse Invert a matrix.
inverseDeconv Inverse Deconvolution.
iota Generate an array with [0, n-1] values modified to specified dimensions and tiling.
isDoubleAvailable Check if double precision support is available for specified device.
isHalfAvailable Check if half(16-bit) precision floating point support is available for specified device.
isImageIoAvailable Returns true if ArrayFire was compiled with ImageIO (FreeImage) support.
isLAPACKAvailable Returns true if ArrayFire is compiled with LAPACK support.
isinf Check if values are infinite.
isnan Check if values are NaN.
iszero Check if values are zero.
iterativeDeconv Iterative Deconvolution.
join Join up to 4 arrays along specified dimension.
le Less than or equal to, an elementwise comparison of two arrays.
lgamma Evaluate the logarithm of the absolute value of the gamma function.
loadImage Load an image from disk to an array.
loadImageMem Load an image from memory which is stored as a FreeImage stream (FIMEMORY).
log Evaluate the natural logarithm.
log10 Evaluate the base 10 logarithm.
log1p Evaluate the natural logarithm of 1 + input, ln(1+in).
log2 Evaluate the base 2 logarithm.
lookup Lookup values of an array by indexing with another array.
lower Return the lower triangular matrix from an input array.
lt Less than, an elementwise comparison of two arrays.
lu Perform LU decomposition.
matchTemplate Template Matching.
matmul Matrix multiplication.
max Returns the elementwise maximum between two arrays.
max Return the maximum along a given dimension.
maxByKey Return the maximum along a given dimension, according to an array of keys.
maxfilt Find maximum value from a window.
mean Find the mean of values in the input.
meanshift Meanshift Filter.
medfilt Median Filter.
median Find the median of values in the input.
min Returns the elementwise minimum between two arrays.
min Return the minimum along a given dimension.
minByKey Return the minimum along a given dimension, according to an array of keys.
minfilt Find minimum value from a window.
mod Calculate the modulus.
moddims Modify the dimensions of an array without changing the order of its elements.
moments The af::moments() function allows for finding different properties of image regions.
mul Elementwise multiply.
nearestNeighbour Determine the nearest neighbouring points to a given set of points.
neg Negate an array.
neq Not equal to, an elementwise comparison of two arrays.
norm Find the norm of a matrix.
not Evaluate the logical NOT of an array.
operator() Gets a reference to a set of elements.
operator(star)= Multiplies and assigns the value(s) of val to the elements of the af::array.
operator+= Adds and assigns the value(s) of val to the elements of the af::array.
operator-= Subtracts and assigns the value(s) of val to the elements of the af::array.
operator/= Divides and assigns the value(s) of val to the elements of the af::array.
operator= Assignes the value(s) of val to the elements of the af::array.
or Evaluate the logical OR of two arrays.
orb ORB Feature descriptor.
pad Pad an array.
pinned Allocate pinned memory using ArrayFire's memory manager.
pinverse Pseudo-invert (Moore-Penrose) a matrix.
pow Raise a base to a power (or exponent).
pow2 Raise 2 to a power (or exponent).
print Print the array to screen.
product Multiply array elements over a given dimension.
productByKey Multiply array elements over a given dimension, according to an array of keys.
qr Perform QR decomposition.
randn Create a random array sampled from normal distribution.
randomEngine Functions to create, modify, use, and destroy randomEngine objects.
randu Create a random array sampled from uniform distribution.
range Generate an array with [0, n-1] values along the a specified dimension and tiled across other dimensions.
rank Find the rank of a matrix.
readArray Load an array from a file.
real Returns the real part of a complex array.
regions Find blobs in given image.
rem Calculate the remainder of a division.
reorder Reorder an array.
replace Replace elements of an array with elements of another array.
resize Resize an input image.
rgb2gray RGB to Grayscale colorspace converter.
rgb2hsv RGB to HSV colorspace converter.
rgb2ycbcr RGB to YCbCr colorspace converter.
root Evaluate the nth root.
rotate Rotate an input image or array.
round Round numbers to the nearest integer.
row/rows Gets a reference of a row in a 2D af::array.
rsqrt Evaluate the reciprocal square root.
sat Summed Area Tables.
saveArray Save an array to a binary file.
saveImage Save an array to disk as an image.
saveImageMem Save an array to memory as an image using FreeImage stream (FIMEMORY).
scale Scale an input image.
scan Scan an array (generalized) over a given dimension.
scanByKey Scan an array (generalized) over a given dimension, according to an array of keys.
select Select elements based on a conditional array.
setBackend Set the current backend when using Unified backend.
setDefaultRandomEngineType Set the default random engine type.
setDevice Change current device to specified device.
setSeed Set the seed for random number generation.
setintersect Evaluate the intersection of two arrays.
setunion Evaluate the union of two arrays.
setunique Return the unique values in an array.
shift Shift an array.
sift SIFT feature detector and descriptor extractor.
sigmoid Evaluate the logistical sigmoid function.
sign Return the sign of elements in an array.
sin Evaluate the sine function.
sinh Evaluate the hyperbolic sine function.
skew Skew an input image.
slice/slices Gets a reference of a matrix in a 3D af::array.
sobel Sobel Operators.
solve Solve a system of equations.
solveLU Solve a system of equations.
sort Sort an array over a given dimension.
sortByKey Sort an array over a given dimension, according to an array of keys.
sortIndex Sort an array over a given dimension and return the original indices.
sparse Create a sparse array.
sparseConvertTo Convert an existing sparse array into a different storage format.
sparseGetColdx Returns reference to the column indices component of the sparse array.
sparseGetInfo Returns reference to components of the input sparse array.
sparseGetNNZ Returns the number of non zero elements in the sparse array.
sparseGetRowIdx Returns reference to the row indices component of the sparse array.
sparseGetStorage Returns the storage type of a sparse array.
sparseGetValues Returns reference to the values component of the sparse array.
sqrt Evaluate the square root.
stdev Find the standard deviation of values in the input.
sub Elementwise subtraction.
sum Sum array elements over a given dimension.
sumByKey Sum array elements over a given dimension, according to an array of keys.
susan SUSAN corner detector.
svd Perform singular value decomposition.
sync Blocks until all operations on device are finished.
tan Evaluate the tangent function.
tanh Evaluate the hyperbolic tangent function.
tgamma Evaluate the gamma function.
tile Generate a tiled array by repeating an array's contents along a specified dimension.
toString Print the array to a string instead of the screen.
topk This function returns the top k values along a given dimension of the input array.
transform Transform an input image.
transformCoordinates Transform input coordinates.
translate Translate an input image.
transpose Transpose a matrix.
trunc Truncate numbers to nearest integer.
unwrap Rearrange windowed sections of an array into columns (or rows)
upper Return the upper triangular matrix from an input array.
var Find the variance of values in the input.
where Locate the indices of the non-zero values in an array.
wrap Performs the opposite of af::unwrap().
ycbcr2rgb YCbCr to RGB colorspace converter.
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