Results 31 to 40 of about 2,108,803 (258)

Robust Spatial-Temporal Motion Coherent Priors for Multi-View Video Coding Artifact Reduction

open access: yesIEEE Access, 2023
Multi-view video (MVV) data processed by three-dimensional (3D) video systems often suffer from compression artifacts, which can degrade the rendering quality of 3D spaces.
Gyulee Jeon   +4 more
doaj   +1 more source

Optimized viewport‐adaptive 360‐degree video streaming

open access: yesCAAI Transactions on Intelligence Technology, 2021
Because of the rapid growth of head‐mounted displays and 5G networking deployment, 360‐degree video has become increasingly popular. To generate the real experience of a virtual environment, 360‐degree videos require an ultrahigh resolution and frame ...
Xiaolei Chen, Di Wu, Ishfaq Ahmad
doaj   +1 more source

3DoF+ 360 Video Location-Based Asymmetric Down-Sampling for View Synthesis to Immersive VR Video Streaming

open access: yesSensors, 2018
Recently, with the increasing demand for virtual reality (VR), experiencing immersive contents with VR has become easier. However, a tremendous amount of calculation and bandwidth is required when processing 360 videos.
JongBeom Jeong   +3 more
doaj   +1 more source

Fast prediction algorithm for multiview video coding [PDF]

open access: yes, 2013
he H.264/multiview video coding (MVC) standard has been developed to enable efficient coding for three-dimensional and multiple viewpoint video sequences.
Ait-Boudaoud, Djamel   +6 more
core   +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   +2 more sources

Multi-user video streaming using unequal error protection network coding in wireless networks [PDF]

open access: yes, 2012
In this paper, we investigate a multi-user video streaming system applying unequal error protection (UEP) network coding (NC) for simultaneous real-time exchange of scalable video streams among multiple users. We focus on a simple wireless scenario where
Vukobratovic, Dejan, Stankovic, Vladimir
core   +6 more sources

IV-SSIM—The Structural Similarity Metric for Immersive Video

open access: yesApplied Sciences
In this paper, we present a new objective quality metric designed for immersive video applications—IV-SSIM. The proposed IV-SSIM metric is an evolution of our previous work—IV-PSNR (immersive video peak signal-to-noise ratio)—which became a commonly used
Adrian Dziembowski   +2 more
doaj   +1 more source

Scalable Omnidirectional Video Coding for Real-Time Virtual Reality Applications

open access: yesIEEE Access, 2018
Virtual reality (VR) can provide users an immersive and realistic visual experience, which leads to the widely use of VR in many fields. However, transmission of the ultrahigh resolution omnidirectional video requires huge bandwidth, which brings great ...
Deyang Liu   +4 more
doaj   +1 more source

Robust image and video coding with pyramid vector quantisation [PDF]

open access: yes, 1999
Most current image and video coding standards use variable length codes to achieve compression, which renders the compressed bitstream very sensitive to channel errors.
Bull, D R, Chung How, JTH, Bull, DR
core   +1 more source

Matching pursuits video coding: dictionaries and fast implementation [PDF]

open access: yes, 2000
Matching pursuits over a basis of separable Gabor functions has been demonstrated to outperform DCT methods for displaced frame difference coding for video compression.
Czerepinski, PJ   +3 more
core   +1 more source

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