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Geometric programming duals of channel capacity and rate distortion
Channel capacity convex optimization duality free energy geometric programming rate distortion
2015/8/11
We show that the Lagrange dual problems of the channel capacity problem with input cost and the rate distortion problem are simple geometric programs. Upper bounds on channel capacity and lower bounds...
Novel Statistical Modeling, Analysis and Implementation of Rate-Distortion Estimation for H.264/AVC Coders
Novel Statistical Modeling Analysis Rate-Distortion Estimation
2010/12/20
Novel Statistical Modeling, Analysis and Implementation of Rate-Distortion Estimation for H.264/AVC Coders.
Rate-distortion Optimized Transform for Intra-frame Coding
Rate-distortion Optimized Transform Intra-frame Coding
2010/12/21
In this paper, a novel algorithm is proposed for intra-frame coding, named as rate-distortion optimized transform (RDOT). Unlike existing intra-frame coding schemes where the transform matrices are ei...
Rate Distortion Modeling of Skip Mode and Early Skip Mode Selection for H.264/MPEG-4 AVC
Rate Distortion Modeling Skip Mode Early Skip Mode
2010/12/20
This paper proposed a linear rate-distortion (RD) cost model for skip mode in H.264. The proposed RD cost model is derived theoretically based on the quantization scheme of H.264, and the simulation 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...
Rate-Distortion Optimization with Inter-View Refreshment for Stereoscopic Video Coding over Error-Prone Networks
Stereoscopic video coding error resilience inter-view refreshment end-to-end distortion model ratedistortion optimization
2013/7/16
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...
Rate Distortion Cost Modeling of Skip Mode and Early Skip Mode Selection for H.264
skip mode fast mod decion rate-distortion cost quantization
2013/7/16
This paper proposed a linear rate-distortion (RD) cost model for skip mode in H.264. The proposed RD cost model is derived theoretically based on the quantization scheme of H.264, and the simulation r...
Smooth Extraction of SVC Fine-Granular SNR Scalable Videos with a Virtual-GOP-Based Rate-Distortion Modeling
Smooth quality rate-distortion analysis scalable video coding
2010/12/20
Fine-Granular SNR scalable (FGS) technologies in H.264/AVC-based scalable video coding (SVC) provide a flexible and effective foundation for scaling FGS enhancement layer (EL) to accommodate different...
Smooth Extraction of SVC Fine-Granular SNR Scalable Videos with a Virtual-GOP-Based Rate-Distortion Modeling
Smooth quality rate-distortion analysis scalable video coding (SVC) video coding
2013/7/17
Fine-Granular SNR scalable (FGS) technologies in H.264/AVC-based scalable video coding (SVC) provide a flexible and effective foundation for scaling FGS enhancement layer (EL) to accommodate different...
Joint Source-Channel Rate-Distortion Optimization for H.264 Video Coding Over Error-Prone Networks
Joint Source-Channel Rate-Distortion H.264 Video Coding
2010/12/16
For a typical video distribution system, the video contents are first compressed and then stored in the local storage or transmitted to the end users through networks. While the
compressed videos are...
STATISTICAL ANALYSIS AND MODELING OF RATE-DISTORTION FUNCTION IN SVC FINE-GRANULAR SNR SCALABLE VIDEOS
STATISTICAL ANALYSIS MODELING RATE-DISTORTION FUNCTION SVC FINE-GRANULAR SNR SCALABLE VIDEOS
2010/12/17
In this paper, we propose a simple and effective ratedistortion model of fine-granular SNR scalable (FGS) layer in JVT scalable video coding (SVC). First, we introduce generalized Gaussian distributio...
Rate-Distortion Modeling and its Application to Quality Layer Assignment in SVC/H.264 Fine-Granular SNR Scalable Videos
Rate-Distortion Modeling Quality Layer Assignment SVC/H.264 Fine-Granular SNR Scalable Videos
2010/12/17
To support efficient quality extraction in H.264/AVCbased scalable video coding, it’s important to obtain the rate-distortion (R-D) or distortion-rate (D-R) function of
each FGS packet. In this paper...
Statistical Model, Analysis and Approximation of Rate-Distortion Function in MPEG-4 FGS Videos
Statistical Model Analysis Approximation Rate-Distortion Function in MPEG-4 FGS Videos
2010/12/16
In this paper, we propose an object detection approach using spatial histogram features. As spatial histograms consist of marginal distributions of an image over local patches, they can preserve textu...
Statistical Model, Analysis and Approximation of Rate-Distortion Function in MPEG-4 FGS Videos
Statistical Model Rate-Distortion Function MPEG-4 FGS Videos
2010/12/15
Fine-granular scalability (FGS) has been accepted as the streaming profile of MPEG-4 to provide a flexible foundation for scaling the enhancement layer (EL) to accommodate variable network capacity. T...
Rate-distortion analysis for H.264/AVC video coding and its application to rate control
Rate-distortion analysis H.264/AVC video coding rate control
2010/12/15
In this paper, an efficient rate-control scheme for H.264/AVC video encoding is proposed. The redesign of the quantization scheme in H.264/AVC results in that the relationship between the quantization...