搜索结果: 1-15 共查到“工学 video coding”相关记录94条 . 查询时间(0.112 秒)
Witsenhausen–Wyner Video Coding
Distributed video coding error resilience syndrome coding.
2013/7/24
Inspired by Witsenhausen and Wyner’s 1980 (nowexpired) patent on “interframe coder for video signals,” thispaper presents a Witsenhausen–Wyner video codec, where themotion-compensated previously decod...
RATE-SSIM OPTIMIZATION FOR VIDEO CODING
SSIM index rate distortion optimization reduced-reference image quality assessment Lagrange multiplier rate-SSIM optimization
2013/7/24
The structural similarity (SSIM) index has been found to bea good indicator of perceived image quality. In this paper,we propose a rate-SSIM optimization scheme for mode selection in H.264/AVC video c...
Up-sampling Dependent Frame Rate Reduction for Low Bit-rate Video Coding
Up-sampling Dependent Frame Rate Video Coding
2013/7/24
In low bit rate video coding, the frame rate of input sequence can be reduced to the half or even smaller portion by skipping or deleting frames before compression, and then the temporal resolution is...
SSIM-INSPIRED DIVISIVE NORMALIZATION FOR PERCEPTUAL VIDEO CODING
SSIM index rate distortion optimization residual divisive normalization H.264/AVC coding
2013/7/24
We propose a perceptual video coding framework based on anSSIM-inspired divisive normalization scheme as an attemptto transform the DCT domain frame prediction residuals toa perceptually uniform space...
A Novel Rate Control Technique for Multiview Video Plus Depth Based 3D Video Coding
Multiview video coding rate control video plus depth representation 3D video coding
2013/7/24
This paper presents a novel rate control technique formultiview video plus depth (MVD) based 3D video coding. In theproposed rate control technique, an image-stitching method is firstutilized to...
CONSTANT QUALITY CONTROL OF WYNER-ZIV FRAMES IN DCT DOMAIN DISTRIBUTED VIDEO CODING
Distributed video coding Constant quality control Greedy algorithm Adaptive uniform quantizer
2013/7/24
For most DCT domain distributed video coding systems, xed uniform quan-tizers are used to quantize all Wyner-Ziv (WZ) frames. However, it leads to uctuantvideo quality because the WZ frame quality is...
AUTO-REGRESSIVE MODEL BASED ERROR CONCEALMENT SCHEME FOR STEREOSCOPIC VIDEO CODING
Stereoscopic video coding error concealment auto-regressive model tempora emporalinterview
2013/7/24
Stereoscopic video is an important manner for 3-D video applications, and robust stereoscopic video transmission has posed a technical challenge for stereoscopic video coding. In this paper, an auto-r...
Rate-Distortion Optimization with Inter-iew Refreshment for Stereoscopic Video Coding over Error-Prone Networks
Rate-Distortion Optimization Inter-iew Refreshment Stereoscopic Video Coding
2010/12/20
Stereoscopic video is a practical and important manner for 3-D video applications, and robust stereoscopic video transmission over error-prone networks has posed a technical challenge for stereoscopic...
An auto-regressive model for improved low-delay distributed video coding
auto-regressive model improved low-delay distributed video coding
2010/12/20
In this paper, an auto-regressive (AR) model is proposed to generate the side information for low-delay distributed video coding (DVC). The side information generation of current Wyner-Ziv (WZ) frame ...
Modeling Correlation Noise Statistics at Decoder for Multi-View Distributed Video Coding
Modeling Correlation Noise Statistics Decoder Multi-View Distributed Video Coding
2010/12/20
Recently, multi-view distributed video coding (MDVC) receives more and more attention, as its lowcomplexity encoder and high-complexity decoder coding paradigm suits for many applications such as sens...
This paper proposes an image partition based approach to enhance side information quality in low delay distributed video coding (DVC). The proposed method employs a checkerboard pattern to group block...
A High Efficient Error Concealment Scheme Based On Auto-Regressive Model For Video Coding
Error Concealment Scheme Auto-Regressive Model Video Coding
2010/12/20
In this paper, a high efficient temporal error concealment scheme based on auto-regressive (AR) model is proposed for video coding. The proposed AR based error concealment
scheme includes a forward A...
Local adaptive learning and fusion for side information interpolation in distributed video coding
Local adaptive side information interpolation distributed video coding
2010/12/20
Motivated by theoretical analysis of the curve fitting problem based on equivalent kernel, in this paper we propose a local adaptive learning and fusion model for side information interpolation in dis...
A ROI Quality Adjustable Rate Control Scheme for Low Bitrate Video Coding
ROI Quality Adjustable Rate Control Scheme Bitrate Video Coding
2010/12/20
This paper proposed a novel Region of Interest (ROI) based rate control algorithm for video communication systems, in which the subjective quality of ROI can be adjusted
according to users’ requireme...
Two-pass Reconstruction in Distributed Video Coding
Two-pass Reconstruction Distributed Video Coding
2010/12/20
In this paper, we propose a novel two-pass reconstruction algorithm for the Wyner-Ziv (WZ) frames in distributed video coding (DVC), in which the traditional reconstructed WZ frame is utilized to perf...