Rate-distortion function for a Gaussian source with = 1
The rate-distortion function for successive refinement of abstract sources
... rem 1 to successive refinement of abstract alphabet sources. If the source is successively refinable, that is, if optimal succes- sive coding achieves the respective rate-distortion functions ...
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Rate-distortion bounds for Wyner-Ziv coding with Gaussian scale mixture correlation noise
... noise, rate-distortion bounds, ...a source, when a correlated side information is available at the decoder, but not at the encoder ...jointly Gaussian sources and quadratic distortion ...
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The High-Resolution Rate-Distortion Function under the Structural Similarity Index
... Correspondence should be addressed to Jan Østergaard, [email protected] Received 15 July 2010; Accepted 1 November 2010 Academic Editor: Karen Panetta Copyright © 2011 Jan Østergaard et al. This is an open access ...
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Lossy Source Coding with Gaussian or Erased Side-Information
... side-information source is the output of an erasure channel whose input is the data ...to Gaussian sources with Gaussian ...conditional rate-distortion functions are equal for discrete ...
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A Gaussian Source Coding Perspective on Caching and Total Correlation
... I greatly enjoyed having Thijs and Laura around; they were the link to my past here in Switzer- land. Back in the Netherlands my special thanks goes out to Gerald and Lieneke. I often feel bad over the amount of ...
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On the effect of a Gaussian firing rate function on the dynamics of a network of Wilson Cowan populations
... The Gaussian firing rate function was motivated by observations of ictal activity using a Utah ...firing rate function could be determined using the low-frequency component of the local ...
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A Large Deviation Principle and an Expression of the Rate Function for a Discrete Stationary Gaussian Process
... stationary Gaussian process over ❘ b , indexed by ❩ d (for some positive integers d and b), with positive definite spectral density and provide an expression of the corresponding rate function in ...
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Source coding for transmission of reconstructed dynamic geometry: a rate-distortion-complexity analysis of different approaches
... In Figure 10 we show the results of compression of the animation with Famc. We have chosen 8 bits for quantization of the coordinates and 12 bits for compression of the affine transform used by the skinning-based motion ...
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Rate–distortion theory and human perception
... If a bit measures information, then what is information? Answering this question requires that a few elementary concepts first be introduced. The first such concept is that of a random vari- able, labeled x. Informally, ...
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Source Coding in Networks with Covariance Distortion Constraints
... a source coding problem with a net- work scenario in mind, and formulate it as a remote vector Gaussian Wyner-Ziv problem under covariance matrix distor- ...the rate-distortion function ...
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The distortion measurement strategy in manufacturing trading industry using Turkey Lambda survival function (Reliability rate)
... How organization and industries manage their capital agenda today will define their competitive position tomorrow. Risk measures are used to quantify market losses and financial assessments. Several risk measures have ...
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Universal distortion function for steganography in an arbitrary domain
... the distortion function in its most general form in Section 3 - one suitable for embed- ding in both the spatial and JPEG domains and the other for side-informed JPEG ...cover source, steganalysis ...
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Joint Source-Channel Coding Optimized On End-to-End Distortion for Multimedia Source
... lower rate channel code for the current source block (can be achieved through rate compatibility of channel codes by adding extra parity ...next source block. Because the frame size is fixed, ...
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Joint Source-Channel Coding Optimized On End-to-End Distortion for Multimedia Source
... ARQ, can yield significant gains in performance over pure FEC systems, with and without unequal error protection. Their work was designed primarily for streaming applications, where it is appropriate to have a large ...
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Distortion Tolerant Source Code Using Viterbi Algorithm
... In the design of communication systems, bandwidth efficiency is one of the main factors considered. A high bandwidth efficiency allows for a system to achieve error-free transmission at a higher data rate than ...
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Using a rate-distortion curve to determine an ideal maximum video bit rate
... bit rate to achieve excellent quality compared with one of lower ...bit rate that is a function of the spatial resolution and frame rate of the ...bit rate is usually selected by ...
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Multi document summarization using distortion rate ratio
... In preprocessing stage, the source documents are represented in the vector space. Towards this end, the sentences are parsed, stemmed and a fea- ture set is created (terms (stems or words, n-grams etc.) that occur ...
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Multi-document Summarization Using Distortion-rate Ratio
... Geiss(2011). After the appropriate words have been edited, NLTK word tokenization function is used to tokenize the sentences obtained from the previous step. 4.3 Normalization Token normalization is the task of ...
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Improving the Rate-Distortion Performance in Distributed Video Coding
... distributed source coding principle enunciated by the Slepian-Wolf and Wyner-Ziv theorems for compressing video ...the rate control at the decoder. The rate-distortion performance of the ...
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Geometric Programming Duals of Channel Capacity and Rate Distortion
... It is not too surprising that channel capacity and rate distor- tion can be obtained by geometric programs. Section I-B shows that geometric programs can easily be turned into convex optimization problems using ...
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