compensation methods for video coding

... state-of-the-art video coding techniques, such as lossless high efficiency video coding (HEVC), multiple description video coding, region of interest video coding, and shape compensation methods Part ... efficiency video coding (HEVC), multiple description coding, region of interest (ROI) coding, shape compensation, error resilient algorithms for H.264/AVC, wavelet-based coding, facial video coding, ... Region of Interest Coding for Aerial Video Sequences Using Landscape Models 51 Holger Meuel, Julia Schmidt, Marco Munderloh and Jörn Ostermann Chapter Compensation Methods for Video Coding 79 Ben-Shung

Ngày tải lên: 06/03/2014, 22:20

... temporal warping for camera panning compensation: (a) before compensation; (b) after compensation Note that more relevant data are located inside the training window (red box) after the compensation ... some final concluding remarks in Section ROLE OF MOTION REVISITED IN VIDEO CODING 2.1 Bless and curse of motion in video coding Video source is more difficult to model than image source due to the ... situation for LSP, that is, video containing fast nonrigid motion Such type of video is abundant with temporally unpredictable and spatially localized events, which are not suitable for LSP Even in forward

Ngày tải lên: 22/06/2014, 23:20

... of video coding, which is available in all the standard video coding books Part 1 gives the introduction to scalable video coding containing two chapters.Chapter 1 deals with scalable video coding, ... 29Scalable Video Coding 1715Scalable Video CodingTrang 30Fig 14 Performance comparison of JSVM, DWTSB and DWTSB-AS for mobile videosequence over whole QP range: (a) Global comparison for two layer ... extensions of prior videocoding standards The call for proposals for efficient scalable video coding technology was made in October 2003 12 of the 14 submitted proposals represented scalable video codecs

Ngày tải lên: 27/06/2014, 05:20

... Results for ‘Mobile’ (IPPP) Table 4.5 Results for ‘News’ (IBBP) Table 4.6 Results for ‘Mobile’ (IBBP) Table 5.1 Codec Performance (QP=28) Table 5.2 Codec Performance (QP=32) Table 5.3 Codec Performance ... Segmentation of video objects in H.264 algorithm Figure 4.3 RD curve for ‘News’ (IPPP) Figure 4.4 RD curve for ‘Mobile’ (IPPP) Figure 4.5 RD curve for ‘News’ (IBBP) Figure 4.6 RD curve for ‘Mobile’ ... Results for IBBPB sequences Table 3.5 Comparison of different fast intra prediction methods Table 4.1 Results for IPPP sequences Table 4.2 Results for IBBP sequences Table 4.3 Results for ‘News’

Ngày tải lên: 14/09/2015, 08:51

... order to form the residue, Dn. Integer transform (approximation to Discrete Cosine Transform) is performed on Dn and the transform coefficients are quantized. It should be noted that the transform ... Video Coding Experts Group (VCEG). Compared to previous video coding standards, H.264/AVC (Advanced Video Coding) has significantly better performance in terms of being able to achieve much better ... advanced entropy coding methods such as context-based adaptive variable length coding (CAVLC) and context-based adaptive binary arithmetic coding (CABAC), etc. To achieve the highest coding efficiency,

Ngày tải lên: 14/09/2015, 08:52

... phases: Multi-view Video Coding (MVC) and 3D Video (3DV) Multi-view Video Coding, the first phase of FTV, was started in March 2004 and completed in May 2009, targeting on the coding part of FTV ... FTV Free viewpoint Television MVC Multi-view Video Coding MPEG Moving Pictures Expert Group PSNR Peak Signal-to-Noise Ratio HEVC High Efficiency Video Coding Trang 141 Chapter 1 INTRODUCTION 1.1 ... ESTIMATION FOR MULTI-VIEW VIDEO CODING Major: Computer Science HA NOI - 2015 Trang 22 VIETNAM NATIONAL UNIVERSITY, HANOI UNIVERSITY OF ENGINEERING AND TECHNOLOGY Dinh Trung Anh DEPTH ESTIMATION FOR

Ngày tải lên: 15/12/2016, 09:24

... for instance, is a strong carcinogen. In contrast, the third group of flocculants is biodegradable and safe but has flocculating activities too weak for industrial use. Therefore, screening for ... examined flocculating properties in an effort to develop an effective extraction method for bioflocculants from the microbial cell surface. Materials and Methods Activated sludge samples. Activated ... measured for 5 min, and the relative A 660 against the control test was calculated every minute using the following formula: testcontrolofA testngflocculatiofA ArelativeThe 660 660 660 = For the

Ngày tải lên: 05/09/2013, 09:08

... research effort to develop biodegradable polymers for agri-cultural applications or as a waste management option for polymers in the envi-ronment Until the end of the 20th century, most of the efforts ... Nevertheless, it is good to realize that the same principles of the methods for monitoring biodegradability of environmental polymers are also used for the evaluation of the degradation behavior of biomedical ... hydrolysis have been extensively reviewed not only for backbone hydrolysis but also for the hydrolysis of pendant groups [15 – 17] The necessary elements for a wide range of catalysis, such as acids

Ngày tải lên: 25/10/2013, 08:20

... Yarbrough,DOE Program Manager, for their continuing support in funding this report The authors further wish to thank A K Peters, Ltd., for granting permission to publish (for limited distribution within ... Weymouth, 1994] There are large variations in terms of the information storedfor each arc Brooks [Brooks, 1985] argues persuasively for the use of topological maps as ameans of dealing with uncertainty ... discusses the methods and techniques that use these sensors The report is organized in 9 chapters Part I: Sensors for Mobile Robot Positioning Trang 113 Active Beacons4 Sensors for Map-based

Ngày tải lên: 12/12/2013, 21:16

... replacements for mechanical gyros for over three decades. With little or no moving parts, such devices are virtually maintenance free and display no gravitational sensitivities, eliminating the need for ... factor linearity that far surpasses the best mechanical gyros. Dithered biasing, unfortunately, is too slow for high-performance systems (i.e., flight control), resulting in oscillatory instabilities ... high-tolerance machining and clean-room assembly required for ring-laser gyros. The glass fiber in essence forms an internally reflective waveguide for optical energy, along the lines of a small-diameter

Ngày tải lên: 22/12/2013, 20:16

... link to an external video clip. Clicking inside the blue rectangle will bring up the video player (provided one is installed on your platform). If you would like to check the video clips, If you ... like to contribute your own click here for a list and instructions: material for next year's edition of the "Where am I" Report, click here for instruc- tions. 4 Acknowledgments ... mobile robot (bottom view) 20 Part I Sensors for Mobile Robot Positioning For completeness, we rewrite the well-known equations for odometry below (also, see [Klarer, 1988; Crowley

Ngày tải lên: 22/12/2013, 20:16

... state-of-the-art video coding techniques, such as lossless high efficiency video coding (HEVC), multiple description video coding, region of interest video coding, and shape compensation methods Part ... efficiency video coding (HEVC), multiple description coding, region of interest (ROI) coding, shape compensation, error resilient algorithms for H.264/AVC, wavelet-based coding, facial video coding, ... Region of Interest Coding for Aerial Video Sequences Using Landscape Models 51 Holger Meuel, Julia Schmidt, Marco Munderloh and Jörn Ostermann Chapter Compensation Methods for Video Coding 79 Ben-Shung...

Ngày tải lên: 16/03/2014, 22:20

... between video coding and decoding as discussed in this section, we assume that the available data BW for video coding are time-varying because of non-stationary video input on the real-time coding ... denoted as fixedSR, is for ME without any BW adaption scheme Thus, the total BW for ME is equally distributed for all MB coding, and its SR setting is constant for the entire coding time The second ... generate more distortion and bits, which in turn implies a higher D and R for ME operation and more data BW for video coding Therefore, the overall BW usage of a ME module is linearly proportional to...

Ngày tải lên: 20/06/2014, 21:20

... Video) , “Information technology-generic coding of moving pictures and asociated audio information: Video, ” 1995 [3] ISO/IEC 14496-2 (MPEG-4 Video) , “Information Technology-Generic Coding of Audio-Visual ... 11172-2(MPEG-1 Video) , “Information technology -coding of moving pictures and asociated audio for digitsl storage media at up about 1.5 Mbits/s: Video, ” 1993 [2] ISO/IEC CD 13818-2–ITU-T H.262(MPEG-2 Video) , ... algorithm for video coding, ” IEEE Transactions on Circuits and Systems for Video Technology, vol 4, no 5, pp 504–509, 1994 [16] R Li, B Zeng, and M L Liou, “A new three-step search algorithm for block...

Ngày tải lên: 21/06/2014, 08:20

... value for S} for d = dmin to dmax S←0 for all u ∈ Ωx E ← min{(d − Du )2 , ηL} S ← S + F (x, u) ∗ E end for 26 if S < Sbest then Sbest ← S dbest ← d end if end for ˆ Dx = dbest end if end for The ... straightforward to figure out that there is no need to form cost volume in order to obtain the depth estimate for a given coordinate x at the ith iteration Instead, the cost function is formed for ... neighborhoods are formed for every pixel in the image domain X Once adaptive neighborhoods are found, one must find some modeling for depth channel before utilizing this structural information Constant...

Ngày tải lên: 21/06/2014, 17:20

... Abstract Multi-view video (MVV) and multi-view plus depth video became typical formats for 3D video systems which offer more realistic visual effects for consumers The standard for encoding of MVV, ... algorithm for multiview video coding EURASIP J Image Video Process (2008) doi:10.1155/2008/393727 14 [9] X Li, D Zhao, X Ji, Q Wang, W Gao, A fast inter frame prediction algorithm for multi-view video ... comparison of video coding standards IEEE Trans Circ Syst Video Technol 13(7), 688–703 (2003) [14] P Merkle, A Smolic, K Muller, T Wiegand, Efficient prediction structures for multiview video coding...

Ngày tải lên: 21/06/2014, 17:20

... domain The fast algorithms for single-view video coding cannot be used directly for MVC because the prediction structures for MVC are different from those of single-view video coding In this paper, ... disparity compensated coding for multiview video, ” IEEE Transactions on Circuits and Systems for Video Technology, vol 17, no 11, pp 1474–1484, 2007 [13] M Flierl and B Girod, “Multiview video compression,” ... K M¨ ller, and T Wiegand, “Efficient u prediction structures for multiview video coding, ” IEEE Transactions on Circuits and Systems for Video Technology, vol 17, no 11, pp 1461–1473, 2007 [10] A...

Ngày tải lên: 22/06/2014, 00:20

... RD performance for Ballet Figure 34: RD performance for Uli For Ballet, IMSI has the best RD performance slightly outperforming MVME by around 0.1 dB at high bit rates Obviously, the performance ... better estimation quality for low-motion video content On the other hand, MVME is shown to have a better performance for video with significant motion (ii) WZ decoding is performed using the initial ... Distributed Video Coding (DVC) 2.1 Theoretical DVC DVC is the result of the informationtheoretic bounds established for distributed source coding (DSC) by Slepian and Wolf [4] for lossless coding, ...

Ngày tải lên: 22/06/2014, 00:20

... H.264/AVC Intra For Foreman, the introduced SI improves the performance over H.264/AVC intra for low bitrates (Figure 10) For Coastguard, the introduced SI outperforms H.264/AVC intra for all different ... 500 TDWZ Proposed H.264 intra Figure 10: RD performance for sequence Foreman Figure 12: RD performance for sequence Coastguard corrupted WZ frames For example, when there are errors in WZ bits, ... 6(b), is different from that of traditional video coding schemes (Figure 6(c)) Therefore, the error concealment schemes proposed for traditional video coding schemes cannot be directly applied...

Ngày tải lên: 22/06/2014, 00:20

... literature for transform domain WZ video coding, this paper will propose an efficient and effective dynamic solution to guarantee a target uniform video quality for transform domain WZ video coding ... Basic Wyner-Ziv Video Codec The IST-TDWZ video codec which will be used for this paper is based on the Stanford WZ video coding architecture presented in [4] A very detailed performance evaluation ... The benchmarking for the proposed WZ video codec performance will be the RD performance and the quality variations obtained for the same codec when no quality control is performed Comparisons...

Ngày tải lên: 22/06/2014, 01:20