The Distortion-Rate Function
The rate-distortion function for successive refinement of abstract sources
... The rate-distortion region of successive refinement describes the minimum rates required to attain the target distortions at each decoding ...the rate-distortion region for successive ...
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The High-Resolution Rate-Distortion Function under the Structural Similarity Index
... The gap between the SSIM-RDF and the operational RDF based on JPEG encoding as can be observed in Figure 2 can be explained by the following observations. First, the JPEG coder aims at minimizing a frequency-weighted MSE ...
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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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The distortion measurement strategy in manufacturing trading industry using Turkey Lambda survival function (Reliability rate)
... using distortion measures fluctuation ...the distortion strategy using the survival function of Turkey Lambda distribution and true reliability dimension which can directly dictate roughness of the ...
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Partial DNA Assembly: A Rate-Distortion Perspective
... a rate-distortion framework, partial assemblies are usually represented in terms of an assembly graph, making the definition of a distortion measure ...a distortion function for ...
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
... of distortion and rate points of the pruned sub-trees of T generate a convex hull if distortion is an increasing and rate is a decreasing ...between rate and ...
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Rate-Distortion Evaluation for Two-Layer Coding Systems
... from rate-distortion (R-D) curve fitting to rate-rate-distortion (R 2 -D) surface ...fitting function and a more complex characterization of the domain formed by the data points ...
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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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Geometric Programming Duals of Channel Capacity and Rate Distortion
... D. Bounding From the Dual Because the inequality constraints in the dual problem (8) are affine, it is easy to obtain a dual feasible by finding any so- lution to a system of linear inequalities, and the resulting value ...
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Rate-distortion optimised transform competition for intra coding in HEVC
... of rate-distortion optimised transforms ...cost function that incorporates a bit rate ...the rate-distortion optim- isation (RDO) loop in the same way as prediction modes and ...
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Unbalanced Multiple Description Video Coding with Rate Distortion Optimization
... the distortion d HR j of the j th macroblock in the HR description is a function of the quantization param- eter Q j , while d LR j is a function of Q j and k j , the number of DCT coefficients ...
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Rate distortion performance analysis of nested sampling and coprime sampling
... Information rate distortion function is a measure of dis- tortion between the original source and its ...a distortion func- tion which can measure the distortion because of these two ...
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Complexity-rate-distortion Evaluation of Video Encoding for Cloud Media Computing
... quarter-pixel precision usually occupies 60% to 80% of CPU time. D. Definitions Before we conduct C-R-D evaluation of video encoding, we need to define how to quantitatively measure the C-R-D values. Among the three ...
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RATE DISTORTION OPTIMIZATION FOR MOTION -PARAMETERS OF VIDEO CODING USING 3D-DWT
... Thus the quality of encoded video may become much worse. The genetic algorithm is an optimum- searching process based on the laws of natural selection and genetics. It adopts the coding set of parameters instead of the ...
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Decoding-complexity-aware HEVC encoding using a complexity–rate–distortion model
... complexity, rate and distortion analysis to determine the QP dependent generic trade-off factors for the three parameters involved in the new mode selection cost ...
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Two-Step Rate Distortion Optimization Algorithm for High Efficiency Video Coding
... calculates rate distortion costs (RD cost) for all possible combinations of PUs and CUs for a ...cost function is used in the ...the distortion (calculating using SSE), R is the rate ...
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Real Exchange Rate Distortion in Southeast Europe
... exchange rate is distorted in the 7 Southeast European countries (SEECs), and compare the findings with other countries in ...exchange rate in the SEECs is being ...exchange rate distortion ...
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An Efficient Rate Distortion Approach for Video Compression
... Among them, one crucial problem for mobile video application is how to browse high- resolution (HR) videos on mobile devices with small screens. Like the other video coding standards, H.264/AVC incorporates different ...
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Universal distortion function for steganography in an arbitrary domain
... defined distortion function. The design of the distortion is essentially the only task left to the steganographer since efficient practical codes exist that embed near the payload-distortion ...
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