Approximate pruned and truncated Haar discrete wavelet transform VLSI hardware for energy-efficient ECG signal processing
HB Seidel, MMA da Rosa, G Paim… - … on Circuits and …, 2021 - ieeexplore.ieee.org
The approximate computing paradigm emerged as a key alternative for trading off accuracy
and energy efficiency. Error-tolerant applications, such as multimedia and signal processing …
and energy efficiency. Error-tolerant applications, such as multimedia and signal processing …
[图书][B] Discrete cosine transform
H Ochoa-Dominguez, KR Rao - 2019 - taylorfrancis.com
Many new DCT-like transforms have been proposed since the first edition of this book. For
example, the integer DCT that yields integer transform coefficients, the directional DCT to …
example, the integer DCT that yields integer transform coefficients, the directional DCT to …
Low dynamic range discrete cosine transform (LDR-DCT) for high-performance JPEG image compression
In mathematical theory, the discrete cosine transform (DCT) is a lossless orthogonal
transformation method which means it outputs exactly the same values of the input after the …
transformation method which means it outputs exactly the same values of the input after the …
Scalable approximate DCT architectures for efficient HEVC-compliant video coding
An approximate kernel for the discrete cosine transform (DCT) of length 4 is derived from the
4-point DCT defined by the High Efficiency Video Coding (HEVC) standard and used for the …
4-point DCT defined by the High Efficiency Video Coding (HEVC) standard and used for the …
Forward-inverse 2D hardware implementation of approximate transform core for the VVC standard
A Kammoun, W Hamidouche, P Philippe… - … on Circuits and …, 2019 - ieeexplore.ieee.org
The future video coding standard named Versatile Video Coding (VVC) is expected by the
end of 2020. VVC will enable better coding efficiency than the current High Efficiency Video …
end of 2020. VVC will enable better coding efficiency than the current High Efficiency Video …
Approximate DCT design for video encoding based on novel truncation scheme
This paper presents an energy-and area-efficient architecture for approximated discrete
cosine transform (DCT). Due to the good compression ability, DCT is widely exploited in …
cosine transform (DCT). Due to the good compression ability, DCT is widely exploited in …
A novel and efficient 8-point DCT approximation for image compression
Abstract The Discrete Cosine Transform is widely used in the field of still image
compression. Many integer approximations are given in the literature whereas the most of …
compression. Many integer approximations are given in the literature whereas the most of …
Hardware-efficient 2D-DCT/IDCT architecture for portable HEVC-compliant devices
A Singhadia, M Mamillapalli… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Low power hardware acceleration cores for integration into real-time High Efficiency Video
Coding (HEVC) codec for smartphones, tablets, camcorders, and televisions are in great …
Coding (HEVC) codec for smartphones, tablets, camcorders, and televisions are in great …
A class of low-complexity dct-like transforms for image and video coding
TLT da Silveira, DR Canterle… - … on Circuits and …, 2021 - ieeexplore.ieee.org
The discrete cosine transform (DCT) is a relevant tool in signal processing applications,
mainly known for its good decorrelation properties. Current image and video coding …
mainly known for its good decorrelation properties. Current image and video coding …
Low-complexity 8-point DCT approximation based on angle similarity for image and video coding
The principal component analysis (PCA) is widely used for data decorrelation and
dimensionality reduction. However, the use of PCA may be impractical in real-time …
dimensionality reduction. However, the use of PCA may be impractical in real-time …