| |
A_CORRELATE
| Computes autocorrelation. |
BLK_CON
| Convolves input signal with impulse-response sequence. |
BUTTERWORTH
| Returns the absolute value of the low-pass Butterworth kernel. |
C_CORRELATE
| Computes cross correlation. |
CANNY
| Implements the Canny edge-detection algorithm. |
CHEBYSHEV
| Returns the forward or reverse Chebyshev polynomial expansion. |
CONVOL
| Convolves two vectors or arrays. |
CONVOL_FFT
| Computes the convolution of an image using a product of Fourier transforms for speed. |
CORRELATE
| Computes the linear Pearson correlation. |
DIGITAL_FILTER
| Calculates coefficients of a non-recursive, digital filter. |
FFT
| Returns the Fast Fourier Transform of an array. |
FFT_POWERSPECTRUM
| Computes the Fourier power spectrum of an array. |
GAUSS_SMOOTH
| Smoothes data using a Gaussian kernel. Also known as a Gaussian blur, it is typically used to reduce noise and detail in an image. |
GAUSSIAN_FUNCTION
| Creates a Gaussian kernel used in convolution. |
HANNING
| Creates Hanning and Hamming windows. |
HILBERT
| Constructs a Hilbert transform. |
INTERPOL
| Performs linear interpolation on vectors. |
IR_FILTER
| Performs the infinite or finite impulse response filter on data. |
LAMBERTW
| Returns the value W(z) of the Lambert W function, also known as the omega function or product logarithm function. |
LEEFILT
| Performs the Lee filter algorithm on an image array. |
M_CORRELATE
| Computes multiple correlation coefficient. |
MEDIAN
| Returns median value of an array or applies a median filter. |
P_CORRELATE
| Computes partial correlation coefficient. |
R_CORRELATE
| Computes rank correlation. |
SAVGOL
| Returns coefficients of Savitzky-Golay smoothing filter. |