Local cosine transform -- A method for the reduction of the blocking effect in JPEG

DOI10.1007/BF01248401zbMath0825.68661OpenAlexW2000192965MaRDI QIDQ1318603

Gil Aharoni, Amir Z. Averbuch, Moshe Israeli, Ronald R. Coifman

Publication date: 6 April 1994

Published in: Journal of Mathematical Imaging and Vision (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01248401

zbMATH Keywords

smoothingcompressionJPEGcosine transformblocking effectlocal Fourier bases

Mathematics Subject Classification ID

Computing methodologies for image processing (68U10) Numerical methods for discrete and fast Fourier transforms (65T50)

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A fast 3D Poisson solver of arbitrary order accuracy ⋮ An extra-component method for evaluating fast matrix-vector multiplication with special functions ⋮ Fast algorithm for best anisotropic Walsh bases and relatives ⋮ Discrete evolutionary transform for time-frequency signal analysis ⋮ Smooth local sinusoidal bases on two-dimensional \(\mathbf L\)-shaped regions ⋮ Efficient computation of oscillatory integrals via adaptive multiscale local Fourier bases ⋮ LCT-WAVELET BASED ALGORITHMS FOR DATA COMPRESSION

Cites Work

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• Fast algorithms for the discrete W transform and for the discrete Fourier transform
• Fast Algorithms for the 2-D Discrete Cosine Transform
• A Fast Computational Algorithm for the Discrete Cosine Transform

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