Results 31 to 40 of about 42,791 (305)

Trends and technologies of video coding

open access: yesDianxin kexue, 2017
The current video coding uses block based hybrid architecture,which uses predictive,transform,quantization and entropy coding techniques to efficiently compress video signals.Further optimizations on current architectures provide more flexible processing
Jiantong ZHOU   +4 more
doaj   +2 more sources

H.266/VVC fast intra prediction using Sobel edge features

open access: yesElectronics Letters, 2021
Versatile video coding is the next‐generation video coding standard. Compared with the previous high efficiency video coding standard, versatile video coding reduces 30% or more bitrate but requires significantly higher encoding complexity.
Shih‐Hsuan Yang, Sheng‐Jung Hsiao
doaj   +1 more source

Multiple image view synthesis for free viewpoint video applications [PDF]

open access: yes, 2005
Interactive audio-visual (AV) applications such as free viewpoint video (FVV) aim to enable unrestricted spatio-temporal navigation within multiple camera environments.
O'Connor, Noel E.   +4 more
core   +1 more source

Mesh-based video coding for low bit-rate communications

open access: yes, 2006
In this paper, a new method for low bit-rate content-adaptive mesh-based video coding is proposed. Intra-frame coding of this method employs feature map extraction for node distribution at specific threshold levels to achieve higher density placement of ...
Kocharoen, P   +3 more
core   +1 more source

Low-Complexity Loeffler DCT Approximations for Image and Video Coding

open access: yesJournal of Low Power Electronics and Applications, 2018
This paper introduced a matrix parametrization method based on the Loeffler discrete cosine transform (DCT) algorithm. As a result, a new class of 8-point DCT approximations was proposed, capable of unifying the mathematical formalism of several 8-point ...
Diego F. G. Coelho   +8 more
doaj   +1 more source

Video reconstruction from a single motion blurred image using learned dynamic phase coding

open access: yesScientific Reports, 2023
Video reconstruction from a single motion-blurred image is a challenging problem, which can enhance the capabilities of existing cameras. Recently, several works addressed this task using conventional imaging and deep learning.
Erez Yosef, Shay Elmalem, Raja Giryes
doaj   +1 more source

Extreme Learning Machine-Enabled Coding Unit Partitioning Algorithm for Versatile Video Coding

open access: yesInformation, 2023
The versatile video coding (VVC) standard offers improved coding efficiency compared to the high efficiency video coding (HEVC) standard in multimedia signal coding.
Xiantao Jiang   +3 more
doaj   +1 more source

Error concealment for slice group based multiple description video coding [PDF]

open access: yes, 2005
This paper develops error concealment methods for multiple description video coding (MDC) in order to adapt to error prone packet networks. The three-loop slice group MDC approach of D. Wang et al. (2005) is used.
Agrafiotis, D   +3 more
core   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

A novel texture-based asymmetric visibility threshold model for stereoscopic video coding

open access: yesEURASIP Journal on Image and Video Processing, 2018
Asymmetric stereoscopic video coding is becoming increasingly popular, as it can reduce the bandwidth required for stereoscopic 3D delivery without degrading the visual quality.
Baozhen Du   +4 more
doaj   +1 more source

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