Results 41 to 50 of about 23,691 (257)

Entropy-Based Fast Largest Coding Unit Partition Algorithm in High-Efficiency Video Coding

open access: yesEntropy, 2013
High-efficiency video coding (HEVC) is a new video coding standard being developed by the Joint Collaborative Team on Video Coding. HEVC adopted numerous new tools, such as more flexible data structure representations, which include the coding unit (CU),
Mengmeng Zhang, Jianfeng Qu, Huihui Bai
doaj   +1 more source

Optimal CTU-Level Rate Control Model for HEVC Based on Deep Convolutional Features

open access: yesIEEE Access, 2020
This paper proposes an optimal rate control model based on deep neural network (DNN) features to improve the coding tree unit (CTU)-level rate control in high-efficiency video coding for conversational videos.
Ismail Marzuki   +2 more
doaj   +1 more source

Tuning the Electronic Structure and Spin State of Fe─N─C Catalysts Using an Axial Oxygen Ligand and Fe Clusters for High‐Efficiency Rechargeable Zinc–Air Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A FeN4─O/Clu@NC‐0.1Ac catalyst containing atomically‐dispersed FeN4─O sites (medium‐spin Fe2+) and Fe clusters delivered a half‐wave potential of 0.89 V for ORR and an overpotential of 330 mV at 10 mA cm−2 for OER in 0.1 m KOH. When the catalyst was used in a rechargeable Zn–air battery, a power density of 284.5 mW cm−2 was achieved with excellent ...
Yongfang Zhou   +8 more
wiley   +1 more source

Recent development and prospective of video coding

open access: yesDianxin kexue, 2017
The next generation video coding standard HEVC(high efficiency video coding) and AVS2 have been developed.The key technologies of video coding were surveyed,specifically including coding unit,intra-prediction,inter-prediction and de-blocking filter ...
Meng GUO, Xiuying NIE, Gengsheng HUANG
doaj   +2 more sources

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

Medical Ultrasound Video Coding with H.265/HEVC Based on ROI Extraction. [PDF]

open access: yesPLoS ONE, 2016
High-efficiency video compression technology is of primary importance to the storage and transmission of digital medical video in modern medical communication systems.
Yueying Wu   +3 more
doaj   +1 more source

Complexity Analysis of a Versatile Video Coding Decoder over Embedded Systems and General Purpose Processors

open access: yesSensors, 2021
The increase in high-quality video consumption requires increasingly efficient video coding algorithms. Versatile video coding (VVC) is the current state-of-the-art video coding standard.
Anup Saha   +5 more
doaj   +1 more source

Spatially Tailorable Liquid Crystalline Elastomer Alignment During Digital Light Process 3D Printing

open access: yesAdvanced Functional Materials, EarlyView.
Here, we report the fabrication of 3D printable liquid crystalline elastomer (LCE) structures with spatially tailorable alignment domains within the same layer. This work addresses the long‐standing challenge of preparing complex 3D LCE architectures with patterned functional domains to achieve nonlinear deformations. Fabrication of multi‐domains in 3D
Adam Bischoff   +8 more
wiley   +1 more source

High-Capacity Video Steganography Based on Chaotic Maps for High-Efficiency Video Coding (HEVC)

open access: yesJournal of Engineering and Sustainable Development
Video steganography is a method for concealing information within a video without substantially changing its visual content. The utilization of high-definition videos has garnered considerable interest from industries.
Salwan F. Salman Al-Rubaie   +1 more
doaj   +1 more source

A high performance deblocking filter hardware for high efficiency video coding

open access: yesIEEE Transactions on Consumer Electronics, 2013
The recently developed High Efficiency Video Coding (HEVC) international video compression standard uses adaptive deblocking filter for reducing blocking artifacts. Deblocking filters increase both subjective and objective quality. But, they have high computational complexity.
Özcan, Erdem   +2 more
openaire   +3 more sources

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