|
gptkbp:instanceOf
|
gptkb:transformation
|
|
gptkbp:alsoKnownAs
|
gptkb:Walsh_transform
gptkb:Hadamard_transform
|
|
gptkbp:application
|
gptkb:quantum_computing
communications
data compression
error correction
image processing
|
|
gptkbp:basisFor
|
gptkb:Rademacher_functions
Walsh functions
|
|
gptkbp:complexity
|
O(n log n)
|
|
gptkbp:designer
|
gptkb:Walsh–Hadamard_Transform
|
|
gptkbp:field
|
gptkb:mathematics
gptkb:signal_processing
computer science
|
|
gptkbp:firstPublished
|
1923
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Walsh–Hadamard Transform
|
|
gptkbp:input
|
gptkb:Vector
|
|
gptkbp:matrixRepresentation
|
gptkb:Hadamard_matrix
|
|
gptkbp:namedAfter
|
gptkb:Joseph_L._Walsh
gptkb:Jacques_Hadamard
|
|
gptkbp:output
|
gptkb:Vector
|
|
gptkbp:property
|
non-sinusoidal basis functions
binary-valued basis functions
fast algorithm exists
|
|
gptkbp:relatedTo
|
gptkb:Fourier_transform
gptkb:Discrete_Fourier_Transform
gptkb:Hadamard_code
gptkb:Fast_Fourier_Transform
|
|
gptkbp:type
|
linear transform
orthogonal transform
|
|
gptkbp:usedIn
|
gptkb:machine_learning
gptkb:CDMA
cryptography
digital communications
audio compression
biomedical signal processing
image compression
pattern recognition
speech processing
error detection
feature extraction
spectral analysis
data encryption
signal analysis
quantum algorithms
radar signal processing
image watermarking
|
|
gptkbp:bfsParent
|
gptkb:Discrete_Cosine_Transform
|
|
gptkbp:bfsLayer
|
6
|