Výsledky vyhledávání - "Entropy coding"

Correction to "A Framework for Control System Design Subject to Average Data-Rate Constraints" [Aug 11 1886-1899] Autor Derpich, Milan S., Ostergaard, Jan

“…Theorem 4.1 in the 2011 paper "A Framework for Control System Design Subject to Average Data-Rate Constraints" allows one to lower bound average operational data rates in feedback loops…”
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Enabling NAND Flash Memory Use Soft-Decision Error Correction Codes at Minimal Read Latency Overhead Autor Dong, Guiqiang, Xie, Ningde, Zhang, Tong

“…With the aggressive technology scaling and use of multi-bit per cell storage, NAND flash memory is subject to continuous degradation of raw storage reliability and demands more and more powerful error correction codes (ECC…”
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Image coding based on maximum entropy partitioning for identifying improbable intensities related to facial expressions Autor Susan, Seba, Aggarwal, Nandini, Chand, Shefali, Gupta, Ayush

“… The variable length coding techniques when applied to cropped facial images of subjects with different facial expressions, highlight the set of low probability intensities that characterize…”
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Reducing data transfer latency of NAND flash memory with soft-decision sensing Autor Guiqiang Dong, Yuelin Zou, Tong Zhang

“… The key is to appropriately apply entropy coding to compress the memory sensing results…”
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Do optimal entropy-constrained quantizers have a finite or infinite number of codewords? Autor Gyorgy, A., Linder, T., Chou, P.A., Betts, B.J.

“…) subject to a constraint on the output entropy H(Q). We use the Lagrangian formulation to show the existence and study the structure of optimal entropy-constrained…”
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Motion vector forecast and mapping (MV-FMap) method for entropy coding based video coders Autor Le Tanou, Julien, Thiesse, Jean-Marc, Jung, Joel, Antonini, Marc

“… Thus, the bit rate reduction of this information becomes a key subject of research. This paper proposes a method for motion vector coding based on an adaptive redistribution of motion vector residuals before entropy coding…”
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Task-Dependent Compression Performance Assessment in Body Physiology Signals Autor Ileri, Fatih, Gokcay, Didem

“… We applied a neural network based classification on original and compressed EMG signals, collected from subjects participated a defined task…”
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High-order context modeling and embedded conditional entropy coding of wavelet coefficients for image compression Autor Xiaolin Wu

“…Much of the progress in wavelet image compression came from better context modeling and entropy coding of quantized wavelet coefficients…”
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High bit-depth image compression with application to seismic data Autor Radosavljevic, Milos, Xiong, Zixiang, Lu, Ligang, Vukobratovic, Dejan

“… compression ratio performance. The codec's subject performance is rated by geologist as highly satisfactory…”
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Adaptive entropy coded subband coding of images Autor Kim, Y.H., Modestino, J.W.

“… of noiseless entropy coding schemes, such as Huffman or arithmetic codes, resulting in variable-rate outputs…”
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Joint and tandem source-channel coding with delay constraints Autor Jongtae Lim, Neuhoff, D.L.

“… For each strategy, formulas for the mean-squared error and delay are found and used to minimize distortion subject to a delay constraint, for data modeled as Gauss-Markov…”
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Adaptive entropy-coded predictive vector quantization of images Autor Modestino, J.W., Kim, Y.H.

“… They describe a simple adaptive buffer-instrumented implementation of this 2-D entropy-coded PVQ scheme which can accommodate the associated variable-length entropy coding while completely…”
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A method for signalling block-adaptive quantization in baseline sequential JPEG Autor Kakarala, R., Bagadi, R.

“… The method takes advantage of previously unused slots in the Huffman tables employed for entropy coding…”
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Conditional entropy-constrained vector quantization: high-rate theory and design algorithms Autor de Garrido, D.P., Pearlman, W.A.

“…The performance of optimum vector quantizers subject to a conditional entropy constraint is studied…”
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3D balance quantization encoding based on variable size matrix segmentation Autor Aijun Sang, Hexin Chen, Gabbouj, Moncef

“… to the corresponding sized sub three dimensional matrices. DCT coefficients were 3D balance quantized through non-linear scalar quantization and entropy coding…”
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Subband HDTV coding using high-order conditional statistics Autor Lei, S.-M., Chen, T.-C., Tzou, K.-H.

“… The system employs motion estimation/compensation followed by four-band subband splitting. The band signals are then subject to quantization and coded by an innovative high-order entropy coder…”
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Scalable Lossless Video Coding Based on Adaptive Motion Compensated Temporal Filtering Autor Hwang, Yin-Tsung, Lin, Cheng-Chen, Tseng, Kuan-Hsun, Chang, Yi-Chen

“… Unlike the conventional MCTF scheme, the proposed one can dynamically select either inter-frame or intra-frame predictions subject to the property of the frame image…”
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Parsing strategies for BWT compression Autor Isal, R.Y.K., Moffat, A.

“… (MTF) transform to each of the permuted blocks; and then entropy coding the output with a Huffman or arithmetic coder…”
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AVS Generic Audio Coding Autor Hu Ruimin, Chen Shuixian, Ai Haojun, Xiong Naixue

“… stereo coding, and context-dependent bitplane coding for scalable entropy coding. The informal subject test result is given between AVS audio codec and several dominating audio codecs…”
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Source-channel coding strategies: tandem coding vs. channel-optimized quantization Autor Lim, J., Neuhoff, D.L.

“… For each, formulas for the mean-squared error and complexity used to minimize distortion subject to a complexity constraint…”
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