Výsledky vyhľadávania - "Wavelet-based video coder"

Wavelet-based video coder via bit allocation Autor Lazar, D., Averbuch, A.

“…We present a video coder based on a bit allocation (BA) scheme for a coding approach where a wavelet-based video compression scheme is used to encode a group…”
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Adaptive bit allocation and resolution selection techniques for motion estimation in wavelet-based video coder Autor Mandal, Mrinal K, Aboulnasr, T, Panchanathan, S

“…Wavelet transform is an important tool for image and video coding applications. Several motion estimation techniques have been proposed in the wavelet domain…”
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Analytical Rate-Distortion-Complexity Modeling of Wavelet-Based Video Coders Autor Foo, B., Andreopoulos, Y., van der Schaar, M.

“…Analytical modeling of the performance of video coders is essential in a variety of applications, such as power-constrained processing, complexity-driven video…”
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Quality Variation Control for Three-Dimensional Wavelet-Based Video Coders Autor Seran, Vidhya, Kondi, Lisimachos P.

“… The goal of this paper is to design a solution for overcoming the distortion fluctuation challenges faced by wavelet-based video coders…”
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Quality Variation Control for Three-Dimensional Wavelet-Based Video Coders Autor Seran, Vidhya, Kondi, LisimachosP

“… The goal of this paper is to design a solution for overcoming the distortion fluctuation challenges faced by wavelet-based video coders…”
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Analytical Complexity Modeling of Wavelet-based Video Coders Autor Foo, B., Andreopoulos, Y., van der Schaar, M.

“…Analytical modeling for video coders can be used in a variety of scenarios where information concerning rate, distortion or complexity is essential for driving…”
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Improvements for hybrid and three dimensional wavelet based video coders Autor Seran, Vidhya

“…Scalability is an important desirable property of video codecs. The popularity of multimedia applications demands support for different receivers that operate…”
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A rate control scheme for three-dimensional wavelet-based video coders Autor Lizhi Zhang, Tao Wang, Huadong Sun, Long Yang, Jinzhao Ma, Lei Zhou

“…The rate control problem for scalable wavelet video coding system based on motion compensated temporal filtering (MCTF) has been studied in this paper, we…”
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Classification and evaluation of filters for wavelet coded videostreams Autor Kassler, Andreas, Neubeck, Alexander, Schulthess, Peter

“…In this paper, we classify and evaluate filter algorithms developed for a wavelet based video coder…”
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A model-based motion compensated video coder with JPEG2000 compatibility Autor Cagnazzo, M., Andre, T., Antonini, M., Barlaud, M.

“…We present a highly scalable wavelet-based video coder, featuring a scan-based motion-compensated temporal wavelet transform (WT…”
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Scalable coding of variable size blocks motion vectors Autor Maestroni, D., Sarti, A., Tagliasacchi, M., Tubaro, S.

“… We propose a fully scalable wavelet based video coder that performs motion estimation-compensation in the wavelet domain…”
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Improving coding efficiency in grid-based hybrid video coding schemes Autor Heising, Guido

“…In the past many grid-based video coding schemes using image warping p17ediction have been proposed. The advantage of grid-based motion compensation is its…”
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Region-based object tracking for multipoint video conferencing using wavelet transform Autor Kai-Tat Fung, Ngai-Fong Law, Wan-Chi Siu

“…The main features of our proposed wavelet-based video coder include: (1) a user-specified region of interest selection as to which the region can be changed by the user at any I-frame; (2…”
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Adaptive vector quantization based video compression scheme Autor Esakkirajan, S., Veerakumar, T., Navaneethan, P.

“… The performance of the proposed scheme is compared with wavelet based video coder. Simulation results show that multiwavelet based adaptive vector quantization gives better…”
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Wireless video distribution to handheld devices Autor Oletu, Grace, Pengfei Fan, Stankovic, Lina, Stankovic, Vladimir

“… We exploit the latest achievements in video coding (scalable 3D wavelet-based video coder) and in channel coding low-complexity rate compatible punctured PUM-based turbo codes…”
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Architecture of wavelet-based frame skipping transcoder Autor Kai-Tat Fung, Wan-Chi Siu

“… The video transcoder extracts information of motion activities from the video bitstream produced by a wavelet-based video coder…”
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A dynamic video combiner for multipoint video conferencing using wavelet transform Autor Kai-Tat Fung, Wan-Chi Siu, Ngai-Fong Law

“… The proposed video combiner is wavelet-based which extracts the motion activities information from the video bitstreams produced by a wavelet-based video coder…”
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Wavelet-based distributed source coding of video Autor Fowler, James E., Tagliasacchi, Marco, Pesquet-Popescu, Beatrice

“…A wavelet-based video coder built on the principles of distributed source coding is described…”
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Filtering wavelet based video streams for wireless interworking Autor Kassler, A., Neubeck, A., Schulthess, P.

“… The paper focuses on filter algorithms developed for a wavelet based video coder. We have implemented a number of different filter operations and evaluated the algorithms with respect to bandwidth scalability and processing time requirements…”
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JPEG2000-Compatible Scalable Scheme for Wavelet-Based Video Coding Autor André, Thomas, Cagnazzo, Marco, Antonini, Marc, Barlaud, Michel

“…We present a simple yet efficient scalable scheme for wavelet-based video coders, able to provide on-demand spatial, temporal, and SNR scalability, and fully compatible with the still-image coding standard JPEG2000…”
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