Báo cáo hóa học: " Research Article Video Enhancement Using Adaptive Spatio-Temporal Connective Filter and Piecewise Mapping" ppt

... Signal Processing Volume 2008, Article ID 165792, 13 pages doi:10.1155/2008/165792 Research Article Video Enhancement Using Adaptive Spatio-Temporal Connective Filter and Piecewise Mapping Chao Wang, ... presents a novel video enhancement system based on an adaptive spatio-temporal connective (ASTC) noise filter and an adaptive piecewise mapping function...

Ngày tải lên: 22/06/2014, 01:20

... of Electrical and Electronics Engineering of the University of Trieste, Italy. His research interests include nonlinear digital signal processing, and in particular the enhancement and feature ... EU and national research projects. He is the coinventor of various pending international patents and has published more than 140 papers in international journals and conference pro...

Ngày tải lên: 22/06/2014, 19:20

... pseudo-random sequence, and (c) in-painted using an object-based video in-painting scheme from [14]. The original sequences, privacy objects and obfuscated sequences are shown in Figure 4 and are ... using video data hiding for preserving the privacy information in the modified video itself in a seamless fashion. Using data hiding, the video bit stream will be accessible fo...

Ngày tải lên: 22/06/2014, 00:20

... subbands, and codes the subbands jointly. Both codecs do not require motion compensation and provide better perfor- mance than the 3D SPIHT codec using the standard DWT, both objectively and ... these properties, two video codecs using the DDWT are proposed and tested on several standard video sequences. Finally, two extensions of the DDWT are proposed and examined for vide...

Ngày tải lên: 22/06/2014, 22:20

... AYA2009-14212-C05-05 and by FCT and POCI 2010 Project MAT/58321/2004 with participation of FEDER. References 1 S. G. Samko, A. A. Kilbas, and O. I. Marichev, Fractional Integrals and Derivatives: Theory and Applications, ... calculus and the classical and quantum mechanics 44, 45. This is also the approach of the works of Rabei and coworkers 46. 3. Fractional Calculu...

Ngày tải lên: 21/06/2014, 05:20

... Processing Volume 2009, Article ID 905185, 13 pages doi:10.1155/2009/905185 Research Article Distributed Cooperation among Cognitiv e Radios with Complete and Incomplete Information Lorenza Giupponi and Christian ... of N = 8 SUs in the scenario, and D&F relay mode, is shown in Figures 4, 5 ,and6 .Inparticular,Figure 4 represents the choice of frequency channels, and Figures...

Ngày tải lên: 21/06/2014, 20:20

... Signal Processing Volume 2008, Article ID 426807, 9 pages doi:10.1155/2008/426807 Research Article Multiuser Detection Using Adaptive M ultistage Matrix Wiener Filtering Schemes with Stage-Selection ... Aerospace and Electronic Systems, vol. 35, no. 2, pp. 645–661, 1999. [20]J.R.Guerci,J.S.Goldstein,andI.S.Reed,“Optimaland adaptive reduced-rank STAP,” IEEE Transactions on Aerosp...

Ngày tải lên: 22/06/2014, 01:20

... Processing Volume 2007, Article ID 65698, 15 pages doi:10.1155/2007/65698 Research Article Dereverberation by Using Time-Variant Nature of Speech Production System Takuya Yoshioka, Takafumi Hikichi, and Masato ... London, UK, 1991. [22] W. B. Kleijn and K. K. Paliwal, Eds., Speech Coding and Syn- thesis, Elsevier Science, Amsterdam, The Netherlands, 1995. [23] A. Gorokhov and...

Ngày tải lên: 22/06/2014, 19:20

... previous section (see (32), (33), and (34)) and can be seen as constraint nodes among the variables. The rotation (R) and shift (S) opera- tions process the messages of x and y coordinates indepen- dently. ... Advances in Signal Processing Volume 2007, Article ID 41348, 11 pages doi:10.1155/2007/41348 Research Article Positioning Based on Factor Graphs Christian Mensing and Si...

Ngày tải lên: 22/06/2014, 20:20

... global regulatory and standardization, justifi- cation of using the 60-GHz bands, 60-GHz consumer electronics applications, radio system concept, 60-GHz propagation and antennas, and key issues in ... 60-GHz transmitter and receiver chips using a high-speed alloy of silicon and germanium (SiGe); meanwhile researchers from UCLA, UC Berkeley Wireless Research Center (BWRC), and...

Ngày tải lên: 22/06/2014, 22:20