[PDF] Top 20 Two-description distributed video coding for robust transmission

... the coding performance. In some other related studies, WZ coding is used as forward error correction to protect the video ...WZ coding, which is two-layer scalable in the sense of ... See full document

... which distributed source coding is believed to have an intrinsic resilience to transmission ...the two basic architectures of distributed video codecs has only been preliminary ... See full document

... or video for multimedia applications. Robust image coding is crucial to combat packet losses, for transmission of images over non feedback ...image coding schemes are robust ... See full document

... to robust video ...each description are decorrelated by an additional motion-compensated transform, as it will be explained in Section ...consider two transmission ...tire ... See full document

... Abstract—Distributed video coding is a video paradigm where most of the computational complexity can be transfered from video encoders to the ...for video se- quences ... See full document

... These two filters are orthogonal to their even translations, and therefore the resulting filter bank is exactly ...for video coding purposes, also because it allows for symmetric rather than periodic ... See full document

... original video sequence is up-sampled to generate a new-length video with adaptively redundant ...with two main functions. One is down-sampling the decoded video stream to erase the redundant ... See full document

... identical description loss patterns. For each frame, one, two, or none of the descriptions was ...the video quality it ...gle description scheme which appears to collapse very fre- quently due ... See full document

... in distributed networks, like camera sensor networks, broadcast network are real-time in nature and usually make use of transport protocols like User datagram protocol (UDP), Real time transport protocol ... See full document

... Multimedia data [17] is abundant, and some have reached the GB level. If it is not effectively compressed, the transmission will be prolonged, and it will occupy a huge storage space when stored, which creates ... See full document

... On the other hand, in DVC solutions for the multiview scenario, each camera can independently code the frames, relying on the decoder to exploit the correlation between the views [8,9]. Typically, the multiview DVC ... See full document

... on two neighboring access ...these two access points, the receiver might capture one or the other access point, and, in some cases, ...using two frequency bands for transmitting the two de- ... See full document

... For two LSB bitplanes of the sev- enth quantizer table in Figure 2, the quantization levels in- crease inversely from high frequency to low frequency coefficients, since the large number of quantization levels for ... See full document

... image transmission, the main concern of medical institutions was to compress images losslessly, thus imagery compressed using single quality layer codestreams were ...the video streaming, of such movies in ... See full document

... Because the accuracy of the SI has a dramatic influence on DVC performance, many SI generation algorithms have been proposed. However, their accuracy is strongly affected by the characteristics of the sequences involved. ... See full document

... original video at the decoder, which is not feasible but it shows the maximum possible gain when the different SIs are ideally ...these two side information show significant improvement for video with ... See full document

... Cayre et al. [28] proposed a definition of watermarking security and emphasized that the importance of water- marking security should be the same as robustness. They developed a method to measure the security level of ... See full document

... (IST-TDWZ) video coding and used by many DVC ...between two adjacent key ...The distributed coding for video services (DISCOVER) codec which also uses the same SI generation ... See full document

... Distributed video coding (DVC) architecture designs, based on distributed source coding principles, have benefitted from significant progresses lately, notably in terms of achievable ... See full document

... is scattered by interleavers prior to encoding. The archi- tecture was further enhanced [18] with an iterative de- coding scheme where the SI was gradually updated using spatio-temporal predictions. In both ... See full document