Báo cáo hóa học: " Research Article Video Coding Using 3D Dual-Tree Wavelet Transform" potx

... Corporation EURASIP Journal on Image and Video Processing Volume 2007, Article ID 42761, 15 pages doi:10.1155/2007/42761 Research Article Video Coding Using 3D Dual-Tree Wavelet Transform Beibei Wang, 1 Yao ... computation. Beibei Wang et al. 3 2. 3D DUAL-TREE WAVELET TRANSFORM The design of the 3D dual-tree complex wavelet transform is described in [10]. At th...

Ngày tải lên: 22/06/2014, 22:20

... a latent video L. Thus, the input video can be represented by V = L+G+I. Given the input defective video, the task of video enhancement system is to automatically generate an output video V  , ... a broad variety of videos. Until now, video enhancement still remains a challenging research problem in filtering noises as well as enhancing contrast. The natural noises in videos are...

Ngày tải lên: 22/06/2014, 01:20

... Corporation EURASIP Journal on Image and Video Processing Volume 2008, Article ID 347050, 16 pages doi:10.1155/2008/347050 Research Article Activity Representation Using 3D Shape Models Mohamed F. Abdelkader, 1 Amit ... is used to estimate the 3D shapes, some of which are shown in Figure 3 and used in activity recognition experiments. 5.1.2. Activity representation using 3D...

Ngày tải lên: 22/06/2014, 06:20

... is desired only if the average number of encoding bits of wavelet co- efficients can be reduced. Let B k−1 and B k be the average en- coding bits of wavelet coefficients in the (k −1)th and the kth level, ... Advances in Signal Processing Volume 2008, Article ID 396126, 11 pages doi:10.1155/2008/396126 Research Article Ring-Based Optimal-Level Distributed Wavelet Transform with Arbi...

Ngày tải lên: 22/06/2014, 19:20

... Corporation EURASIP Journal on Image and Video Processing Volume 2008, Article ID 347050, 16 pages doi:10.1155/2008/347050 Research Article Activity Representation Using 3D Shape Models Mohamed F. Abdelkader, 1 Amit ... is used to estimate the 3D shapes, some of which are shown in Figure 3 and used in activity recognition experiments. 5.1.2. Activity representation using 3D...

Ngày tải lên: 22/06/2014, 19:20

... Journal on Image and Video Processing Volume 2007, Article ID 30852, 11 pages doi:10.1155/2007/30852 Research Article JPEG2000-Compatible Scalable Scheme for Wavelet- Based Video Coding Thomas Andr ´ e, ... briefly the principles of wavelet- based video coding through the example of the coder presented in Figure 1. Wavelet transforms proved to be very powerful tools for sti...

Ngày tải lên: 22/06/2014, 22:20

... multicast using network coding, ” IEEE Journal on Selected Areas in Communications, vol. 27, no. 5, pp. 749–762, 2009. [13] D.Nguyen,T.Tran,T.Nguyen,andB.Bose,“Wirelessbroad- cast using network coding, ” ... Journal on Wireless Communications and Networking Volume 2011, Article ID 643920, 10 pages doi:10.1155/2011/643920 Research Ar ticle Network Coding- Based Retransmission for Re...

Ngày tải lên: 21/06/2014, 05:20

... Corporation EURASIP Journal on Information Security Volume 2011, Article ID 174945, 12 pages doi:10.1155/2011/174945 Research Article Video- Object Oriented Biometr ics Hiding for User Authentication ... encry pted biometric signal is inserted to the most significant wavelet coefficients of the video object, using its qualified significant wavelet trees (QSWTs). QSWTs provide both i...

Ngày tải lên: 21/06/2014, 05:20

... MPEG-4 Video Compression Video Coding for Next-generation Multimedia,JohnWiley&Sons, New York, NY, USA, 2003. [7] G. J. Sullivan, P. Topiwala, and A. Lutha, “The H264/AVC advanced video coding ... specific compression solution for video applications, but rather an auxiliary tool for other video processing algorithms, such as video surveillance, motion tracking, and video...

Ngày tải lên: 21/06/2014, 08:20

... decoding operation. To e ffectively solve this problem, we introduce a novel Cooperative Coding and Caching (C 3 )scheme.C 3 extends the conventional random network coding [16], and enables decoding-free ... schemes. 2.2. Network -Coding- Based Caching: Superiorit y and Prob- lems. We now show that network coding, in particular, random linear coding, can significantly improve the success...

Ngày tải lên: 21/06/2014, 17:20