Results 21 to 30 of about 1,285,094 (298)

Lossy Compression of Multispectral Satellite Images with Application to Crop Thematic Mapping: A HEVC Comparative Study

open access: yesRemote Sensing, 2020
Remote sensing applications have gained in popularity in recent years, which has resulted in vast amounts of data being produced on a daily basis. Managing and delivering large sets of data becomes extremely difficult and resource demanding for the data ...
Miloš Radosavljević   +6 more
doaj   +1 more source

Fast CU Partitioning Algorithm for VVC Based on Multi-Stage Framework and Binary Subnets

open access: yesIEEE Access, 2023
VVC is the latest video compression technology available, and while the coding efficiency has improved significantly over the previous generation of standards, it has also led to a dramatic increase in coding complexity.
Yanjun Wang   +3 more
doaj   +1 more source

Performance analysis of HEVC-based Intra coding for still image compression

open access: yes, 2022
S.233-236Preliminary performance comparisons between the current test model encoder of the upcoming high efficiency video coding (HEVC) standard and an H.264/AVC High Profile conforming encoder report average bit-rate savings of about 40% and 25% for a ...
Marpe, D., Nguyen, T.
core   +1 more source

Fast intra prediction in the transform domain [PDF]

open access: yes, 2009
In this paper, we present a fast intra prediction method based on separating the transformed coefficients. The prediction block can be obtained from the transformed and quantized neighboring block generating minimum distortion for each DC and AC ...
Kim, Chanyul   +5 more
core   +2 more sources

Inter-Component Transform for Color Video Coding

open access: yes, 2022
S.76-80In natural digital images and videos, correlations between color components can be observed. These correlations can be exploited to achieve additional coding gain in modern block-based hybrid video coding.
Marpe, D.   +6 more
core   +1 more source

Optimal Deep Rate Control for Intra Coding in High-Efficiency Video Coding Standard [PDF]

open access: yesInternational Journal of Industrial Electronics, Control and Optimization
This paper proposes a novel Optimal Deep Rate Controller (ODRC) designed for intra-coding configuration of the High-Efficiency Video Coding standard. The ODRC incorporates a Convolutional Neural Network-based Rate-Quantization Model (CRQM) to effectively
Mehdi Rezaei   +3 more
doaj   +1 more source

An Efficient Intra Skip Decision Algorithm for H.264/AVC Video Coding [PDF]

open access: yes, 2015
In this study, we propose a simple, highly efficient intra skip decision algorithm to reduce the computational complexity of H.264/AVC coding. It utilizes information such as the best mode and the rate value of the RD cost function, which are all pre ...
王英宏; 鄭國祥, 鄭國祥
core   +1 more source

On Delay and Security in Network Coding [PDF]

open access: yes, 2013
In this thesis, delay and security issues in network coding are considered. First, we study the delay incurred in the transmission of a fixed number of packets through acyclic networks comprised of erasure links. The two transmission schemes studied are
Dikaliotis, Theodoros K.
core   +1 more source

Improved intra-subpartition coding mode for versatile video coding

open access: yes, 2022
The newest state-of-the-art video coding standard, which is versatile video coding, is now ready after the joint call for proposals provided by ITU-T VCEG and ISO/IEC MPEG. This fresh video coding standard enables superior compression efficiency compared
KONYAR, MEHMET ZEKİ, AKBULUT, ORHAN
core   +1 more source

Fast Decision Method for H.266/VVC Intra Prediction Mode [PDF]

open access: yesJisuanji gongcheng, 2021
In order to reduce the coding complexity of the new generation of high-efficiency video coding standard H.266/VVC, a fast prediction mode decision method is proposed for intra coding.The distribution characteristic of transform residuals is first ...
LI Wei, FAN Caixia
doaj   +1 more source

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