Fast Walsh–Hadamard transform

Known as: FWT, Fast Hadamard transform, Fast Walsh transform 
In computational mathematics, the Hadamard ordered fast Walsh–Hadamard transform (FWHTh) is an efficient algorithm to compute the Walsh–Hadamard… (More)
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2016
2016
The significance of Iris detection and recognition in area of bioinformatics and pattern recognition has been increased from last… (More)
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2015
2015
User authentication scheme in context of audio can be achieved by labeling the speech signal with key signal dependent physical… (More)
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2014
2014
This paper aims to present a blind lifting wavelet transform (LWT) based watermarking scheme using fast Walsh Hadamard transform… (More)
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2014
2014
The Fourier Transform Sum-Product Algorithm (FT-SPA) used in non-binary Low-Density Parity-Check (LDPC) decoding makes extensive… (More)
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2013
2013
—Image watermarking is of interesting in the multimedia and information security research fields. This paper presents an improved… (More)
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2011
2011
An efficient fast Walsh-Hadamard-Fourier transform algorithm which combines the calculation of the Walsh-Hadamard transform (WHT… (More)
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2011
2011
A bundle of image registration procedures have been built up with enormous implication for data analysis in medicine… (More)
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2010
2010
A lot of image registration techniques have been developed with great significance for data analysis in medicine… (More)
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1999
1999
following thesis entitled " A Parameterisable Walsh Transform ". This work was performed under the supervision of Dr Adam Postula… (More)
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Highly Cited
1976
Highly Cited
1976
A unified matrix treatment is presented for the various orderings of the Walsh-Hadamard (WH) functions using a general framework… (More)
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