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DADiSP / ProPac

ProPac Math Acceleration Module


ProPac automatically accelerates many math computations and operations. In addition, custom or built-in routines that make use of these enhanced calculations experience significant speed improvements.

Below is a list of routines provided by DADiSP that benefit directly from the ProPac Module.

Vector Operations and Functions

+ Vector Add
- Vector Subtract
* Vector Multiply
/ Vector Divide
^ Vector Power
acos Inverse Cosine
acosh Inverse Hyperbolic Cosine
asin Inverse Sine
asinh Inverse Hyperbolic Sine
atan Inverse Tangent
atanh Inverse Hyperbolic Tangent
cos Cosine
cosh Hyperbolic Cosine
sin Sine
sinh Hyperbolic Sine
tan Tangent
tanh Hyperbolic Tangent
abs Absolute Value
ceil Ceiling
exp Exponential
floor Floor
log Natural Log
log10 Log Base 10
sqrt Square Root



FFT Based Functions

cceps Complex cepstrum
dct Discrete cosine transform
dct2 2D Discrete cosine transform
decilp Bandlimited decimation
facorr Auto-correlation function
facov Auto-covariance function
fcirconv Fast circular convolution
fconv Fast convolution
fdeconv Fast deconvolution
fft Fast Fourier Transform
fft2 2D Fast Fourier Transform
finteg Frequency domain integration
firsamp Frequency sampling filter design
fpadfilt Filtering with end padding
fxcorr Cross-correlation function
fxcov Cross-covariance function
fzinterp Interpolation by FFT zero insertion
grpdelay Group delay
hilb Hilbert transform
idct Inverse discrete cosine transform
idct2 2D Inverse discrete cosine transform
ifft Inverse Fast Fourier Transform
ifft2 2D Inverse Fast Fourier Transform
invpsd PSD to time series
nfft Zero pad or time aliased FFT
npsd Zero pad or time aliased PSD
nspectrum Zero pad or time aliased spectrum
powspec Power spectrum
psd Power spectral density
specgram Joint time-frequency spectum
sfreq S transform evaluation
spectrum Normalized FFT magnitude
rceps Real cepstrum
zfreq Z transform evaluation



Matrix Operations and Functions

*^ Matrix Multiply
^^ Matrix Power
\^ Matrix Solve
balance Eigenvalues with Balancing
chol Cholesky Decomposition
crossprod Matrix Cross-product, a' *^ b
det Matrix Determinant
eig Eigenvalues and Eigenvectors
expm Matrix Exponential
funm General Matrix Function
hess Hessenberg Matrix Form
inv Matrix Inverse
linfit General Least Squares Curve Fitting
lu LU Decomposition
polyfit Polynomial Curve Fitting
qr QR Decomposition
schur Schur Decomposition
svd Singular Value Decomposition



Misc Functions

conv Direct Convolution
rand Uniform Distributed Noise
randn Gaussian Distributed Noise



Full Product Description