Discrete cosine transform

Known as: ICT, Inverse cosine transform, Fast cosine transform 
A discrete cosine transform (DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different… (More)
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Papers overview

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Highly Cited
2005
Highly Cited
2005
Local appearance based face recognition using discrete cosine transform
In this paper, a local appearance based face recognition algorithm is proposed. In the proposed algorithm local information is… (More)
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Highly Cited
2001
Highly Cited
2001
Face Recognition Using the Discrete Cosine Transform
An accurate and robust face recognition system was developed and tested. This system exploits the feature extraction capabilities… (More)
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Highly Cited
1997
Highly Cited
1997
Fast algorithm for computing discrete cosine transform
An efficient method for computing the discrete cosine transform (DCT) is proposed. Based on direct decomposition of the DCT, the… (More)
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Highly Cited
1994
Highly Cited
1994
Image Compression Using the Discrete Cosine Transform
The discrete cosine transform (DCT) is a technique for converting a signal into elementary frequency components. It is widely… (More)
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1994
1994
Fast discrete cosine transform pruning
A new fast pruning algorithm is proposed for computing the IV, lowest frequency components of a Iength-~V discrete cosine… (More)
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1993
1993
Mixed-radix discrete cosine transform
This note presents two new fast discrete cosine transform computation algorithms: a radix-3 and a radix-6 algorithm. These two… (More)
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Highly Cited
1992
Highly Cited
1992
Fast algorithms for the discrete cosine transform
We introduce several fast algorithms for computing discrete cosine transforms (DCT’s) and their inverses on multidimensional… (More)
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Highly Cited
1987
Highly Cited
1987
A fast recursive algorithm for computing the discrete cosine transform
  • Hsieh S. Hou
  • IEEE Trans. Acoustics, Speech, and Signal…
  • 1987
The discrete cosine transform (DCT) is widely applied in various fields, including image data compression, because it operates… (More)
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Highly Cited
1977
Highly Cited
1977
A Fast Computational Algorithm for the Discrete Cosine Transform
After his military service he joined N. V. Philips' Gloeilampenfabrieken, Eindhoven, where he worked in the fields of electronic… (More)
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Highly Cited
1974
Highly Cited
1974
Discrete Cosine Transform
A discrete cosine transform (DCT) is defined and an algorithm to compute it using the fast Fourier transform is developed. It is… (More)
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