Results 81 to 90 of about 11,953 (206)

Optimized Pre-Compensating Compression

open access: yes, 2018
In imaging systems, following acquisition, an image/video is transmitted or stored and eventually presented to human observers using different and often imperfect display devices.
Bruckstein, Alfred M.   +2 more
core   +1 more source

Smart cross‐layer approach to multi‐access terrestrial and non‐terrestrial networks (NTNs): Real‐time mobile‐health use case

open access: yesInternational Journal of Communication Systems, Volume 37, Issue 18, December 2024.
Delivering healthcare in remote rural regions using vehicular communications has become increasingly important. This paper presents a smart multi‐access approach combining terrestrial and non‐terrestrial networks (NTNs) for real‐time video streaming to enhancing healthcare services.
Hana Elhachi   +4 more
wiley   +1 more source

Analysis of the Compressed Video with HEVC under Optical Link Transmission

open access: yesApplied Computer Systems
We study the feasibility of video transmission over optical fibre to optimise bandwidth with the implementation of HEVC codec features. We use simulation (Matlab and the OptiSystem software). Different values of the CRF are used to evaluate its impact on
Boukhatem Nadira   +4 more
doaj   +1 more source

Performance measurement in railway remote driving implementations

open access: yesIET Intelligent Transport Systems, Volume 18, Issue 12, Page 2759-2774, December 2024.
This study explores the introduction of remote driving technology in the railway sector, focusing on conventional trains. Through a mixed‐method approach including literature review, benchmarking, and expert surveys, the research identifies key performance indicators crucial for assessing the operational effectiveness of remote railway operations and ...
Patrick Urassa   +4 more
wiley   +1 more source

High efficiency compression for object detection

open access: yes, 2018
Image and video compression has traditionally been tailored to human vision. However, modern applications such as visual analytics and surveillance rely on computers seeing and analyzing the images before (or instead of) humans.
Bajic, Ivan V., Choi, Hyomin
core   +1 more source

High Efficiency Video Coding Compliant Perceptual Video Coding Using Entropy Based Visual Saliency Model

open access: yesEntropy, 2019
In past years, several visual saliency algorithms have been proposed to extract salient regions from multimedia content in view of practical applications.
Muhammad Zeeshan, Muhammad Majid
doaj   +1 more source

Multi-Layer Features Fusion Model-Guided Low-Complexity 3D-HEVC Intra Coding

open access: yesIEEE Access
Three-dimensional (3D) video with depth information is essential for many applications in the consumer electronics industry. The 3D-high efficiency video coding (3D-HEVC) is the latest 3D video coding standard.
Chang Liu, Kebin Jia
doaj   +1 more source

Quality-Gated Convolutional LSTM for Enhancing Compressed Video

open access: yes, 2019
The past decade has witnessed great success in applying deep learning to enhance the quality of compressed video. However, the existing approaches aim at quality enhancement on a single frame, or only using fixed neighboring frames.
Sun, Xiaoyan   +3 more
core   +1 more source

Subjective assessment of visual fidelity: Comparison of forced‐choice methods

open access: yesJournal of the Society for Information Display, Volume 32, Issue 10, Page 726-740, October 2024.
We compared two subjective test paradigms (ISO/IEC 29170‐2 flicker, single frame non‐flicker) for evaluation of visually lossless compression in 3D images and video. Overall, the flicker paradigm was more sensitive than non‐flicker methods, but it may overestimate artifact visibility in natural conditions. The increased sensitivity of flicker detection
Domenic Au   +3 more
wiley   +1 more source

Low Complexity HEVC Encoder for Visual Sensor Networks

open access: yesSensors, 2015
Visual sensor networks (VSNs) can be widely applied in security surveillance, environmental monitoring, smart rooms, etc. However, with the increased number of camera nodes in VSNs, the volume of the visual information data increases significantly, which
Zhaoqing Pan, Liming Chen, Xingming Sun
doaj   +1 more source

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