Results 21 to 30 of about 113,207 (265)

A GAN-Based Video Intra Coding [PDF]

open access: yesElectronics, 2021
Intra prediction is a vital part of the image/video coding framework, which is designed to remove spatial redundancy within a picture. Based on a set of predefined linear combinations, traditional intra prediction cannot cope with coding blocks with irregular textures.
Zhong, Guangyu   +3 more
openaire   +1 more source

Machine Learning-Based Early Skip Decision for Intra Subpartition Prediction in VVC

open access: yesIEEE Access, 2022
The recently published video coding standard, Versatile Video Coding (VVC/H.266), has the intra subpartition (ISP) coding mode, which divides an intra-predicted block into smaller blocks called subpartitions, each of which can be predicted using the ...
Jeeyoon Park   +3 more
doaj   +1 more source

Edge skip intra coding method for depth coding

open access: yesElectronics Letters, 2014
An efficient intra coding method is presented for depth coding, namely edge skip. In the proposed method, the depth edge macro‐block (MB) is skipped without coding. At the decoder side, the edge MB is reconstructed with the reference samples of the adjacent left and above lines, and the associated partitioning information.
Xiang Ma   +3 more
openaire   +1 more source

Perceptual-Based HEVC Intra Coding Optimization Using Deep Convolution Networks

open access: yesIEEE Access, 2019
In this paper, we propose a novel perceptual-based intra coding optimization algorithm for the High Efficiency Video Coding (HEVC) using deep convolution networks (DCNs).
Xuebin Sun, Han Ma, Weixun Zuo, Ming Liu
doaj   +1 more source

An Efficient LiDAR Point Cloud Map Coding Scheme Based on Segmentation and Frame-Inserting Network

open access: yesSensors, 2022
In this article, we present an efficient coding scheme for LiDAR point cloud maps. As a point cloud map consists of numerous single scans spliced together, by recording the time stamp and quaternion matrix of each scan during map building, we cast the ...
Qiang Wang   +5 more
doaj   +1 more source

Homogeneity-based fast CU partitioning algorithm for HEVC intra coding

open access: yesEngineering Science and Technology, an International Journal, 2019
High Efficiency Video Coding (HEVC) is a new video coding standard released as a successor for H.264/AVC. It expected to reduce by 50% the bitrate for the same perceptual quality.
Mohamed Maazouz   +3 more
doaj   +1 more source

HEVC Intra Frame Coding Based on Convolutional Neural Network

open access: yesIEEE Access, 2018
The HEVC standard offers high performance with a lower bitrate for intra frame coding, but still requires many bits. An alternative intra frame coding framework based on convolutional neural network (CNN) is proposed in this paper.
Chia-Hung Yeh   +3 more
doaj   +1 more source

HEVC/H.265 Intra Coding Based on the Human Visual System

open access: yesIEEE Access, 2019
High efficiency video coding (HEVC) is standard in the video compression field and performs well not only in video compression coding, but also in image compression. Regions of interest (ROIs) and just noticeable difference (JND), two human visual models,
Donghui Fu   +3 more
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

Bi-Layer Texture Discriminant Fast Depth Intra Coding for 3D-HEVC

open access: yesIEEE Access, 2019
3D-HEVC explores several new intra-frame depth coding tools to improve the coding efficiency, but at the price of high computational complexity, which hinders the practical applications of 3D-HEVC.
Jiabao Zuo   +4 more
doaj   +1 more source

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