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Discrete cosine transform
Known as:
ICT
, Inverse cosine transform
, Fast cosine transform
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A discrete cosine transform (DCT) expresses a finite sequence of data points in terms of a sum of cosine functions oscillating at different…
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Related topics
Related topics
49 relations
Comparison of video codecs
Cooley–Tukey FFT algorithm
Data compression
Deblocking filter
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Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2008
2008
Discrete cosine transform of encrypted images
Tiziano Bianchi
,
A. Piva
,
M. Barni
15th IEEE International Conference on Image…
2008
Corpus ID: 7416100
Processing a signal directly in the encrypted domain provides an elegant solution in application scenarios where valuable signals…
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2005
2005
Discrete cosine-Transform
W. Steeb
2005
Corpus ID: 8811288
The discrete cosine transform (DCT) is a Fourier-related transform similar to the discrete Fourier transform (DFT), but using…
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2005
2005
Progressive Pattern Matching Approach Using Discrete Cosine Transform
Te-Wei Chiang
,
Tienwei Tsai
2005
Corpus ID: 54788171
The discrete cosine transform (DCT) is a well-known technology used in image compression. It can decompose a signal into N…
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2003
2003
Low-power VLSI architectures for 3D discrete cosine transform (DCT)
S. Saponara
,
L. Fanucci
,
P. Terreni
Midwest Symposium on Circuits and Systems
2003
Corpus ID: 41337494
The 3D discrete cosine transform (DCT) extends the energy compaction properties of conventional 2D-DCT to integral 3D images and…
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2000
2000
A new multidimensional recursive architecture for computing the discrete cosine transform
A. Elnaggar
,
H. Alnuweiri
IEEE Trans. Circuits Syst. Video Technol.
2000
Corpus ID: 9176057
This paper presents a novel recursive algorithm for generating higher order multidimensional (m-D) discrete cosine transform (DCT…
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2000
2000
A new architecture to compute the discrete cosine transform using the quadratic residue number system
J. Ramírez
,
Antonio García
,
P. G. Fernández
,
L. Parrilla
,
Antonio Lloris
IEEE International Symposium on Circuits and…
2000
Corpus ID: 8401665
A new methodology to compute the N-point DCT (Discrete Cosine Transform) in the QRNS (Quadratic Residue Number System) is…
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1999
1999
EPLD-based architecture of real time 2D-discrete cosine transform and quantization for image compression
S. Ramachandran
,
S. Srinivasan
,
R. Chen
ISCAS'99. Proceedings of the IEEE International…
1999
Corpus ID: 27200595
This paper proposes a novel implementation of two dimensional discrete cosine transform (2D-DCT) and quantization (Q) using an…
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1992
1992
Fast radix-p discrete cosine transform
G. Steidl
Applicable Algebra in Engineering, Communication…
1992
Corpus ID: 36043288
A new fast radix-p-algorithm (p ≧ 2) for the discrete cosine transform (DCT) and its inverse is presented. It is based on the…
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1992
1992
Image Coding with the Discrete Cosine-III Transform
O. Ersoy
,
A. Nouira
IEEE J. Sel. Areas Commun.
1992
Corpus ID: 19489711
The discrete cosine-III transform (DC3T) is the same as the discrete symmetric cosine transform (DSCT) with a specific…
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Highly Cited
1987
Highly Cited
1987
Fast computation of the discrete cosine transform and the discrete Hartley transform
Henrique S. Malvar
IEEE Transactions on Acoustics Speech and Signal…
1987
Corpus ID: 42146178
A new factorization of the discrete Hartley transform (DHT) is presented. It is used to derive new algorithms for the DHT and the…
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