computer graphics | Sciweavers

9

DCC
2009
IEEE

113views Computer Graphics» more DCC 2009»

H.264/MPEG-4 AVC Encoder Parameter Selection Algorithms for Complexity Distortion Tradeoff

14 years 5 months ago

The H.264 encoder has input parameters that determine the bit rate and distortion of the compressed video and the encoding complexity. A set of encoder parameters is referred to a...

Rahul Vanam, Eve A. Riskin, Richard E. Ladner

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9

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DCC
2009
IEEE

81views Computer Graphics» more DCC 2009»

Performing Vector Quantization Using Reduced Data Representation

14 years 5 months ago

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Erickson Miranda, Guoqiang Shan, Vasileios Megaloo...

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13

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DCC
2009
IEEE

145views Computer Graphics» more DCC 2009»

Compressed Kernel Perceptrons

14 years 5 months ago

Download astro.temple.edu

Kernel machines are a popular class of machine learning algorithms that achieve state of the art accuracies on many real-life classification problems. Kernel perceptrons are among...

Slobodan Vucetic, Vladimir Coric, Zhuang Wang

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11

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DCC
2009
IEEE

171views Computer Graphics» more DCC 2009»

Analog Joint Source Channel Coding Using Space-Filling Curves and MMSE Decoding

14 years 5 months ago

Download www.eecis.udel.edu

We investigate the performance of a discrete-time all-analog-processing joint sourcechannel coding system for the transmission of i.i.d. Gaussian and Laplacian sources over AWGN c...

Yichuan Hu, Javier Garcia-Frias, Meritxell Lamarca

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12

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DCC
2009
IEEE

113views Computer Graphics» more DCC 2009»

pFPC: A Parallel Compressor for Floating-Point Data

14 years 5 months ago

Download www.csl.cornell.edu

This paper describes and evaluates pFPC, a parallel implementation of the lossless FPC compression algorithm for 64-bit floating-point data. pFPC can trade off compression ratio f...

Martin Burtscher, Paruj Ratanaworabhan

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12

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DCC
2009
IEEE

96views Computer Graphics» more DCC 2009»

An Implementable Scheme for Universal Lossy Compression of Discrete Markov Sources

14 years 5 months ago

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We present a new lossy compressor for discrete sources. For coding a source sequence xn , the encoder starts by assigning a certain cost to each reconstruction sequence. It then f...

Shirin Jalali, Andrea Montanari, Tsachy Weissman

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8

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DCC
2009
IEEE

129views Computer Graphics» more DCC 2009»

The Posterior Matching Feedback Scheme for Joint Source-Channel Coding with Bandwidth Expansion

14 years 5 months ago

Download www.ita.ucsd.edu

When transmitting a Gaussian source over an AWGN channel with an input power constraint and a quadratic distortion measure, it is well known that optimal performance can be obtain...

Ofer Shayevitz, Meir Feder

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8

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DCC
2009
IEEE

102views Computer Graphics» more DCC 2009»

Multi Level Multiple Descriptions

14 years 5 months ago

Download www.eng.tau.ac.il

Multiple Description (MD) source coding is a method to overcome unexpected information loss in a diversity system such as the internet, or a wireless network. While classic MD cod...

Tal A. Beery, Ram Zamir

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10

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DCC
2009
IEEE

87views Computer Graphics» more DCC 2009»

How Can Intra Correlation Be Exploited Better?

14 years 5 months ago