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author:

Jiang, Nanfeng (Jiang, Nanfeng.) [1] | Chen, Weiling (Chen, Weiling.) [2] (Scholars:陈炜玲) | Lin, Jielian (Lin, Jielian.) [3] | Zhao, Tiesong (Zhao, Tiesong.) [4] (Scholars:赵铁松) | Lin, Chia-Wen (Lin, Chia-Wen.) [5]

Indexed by:

EI Scopus SCIE

Abstract:

Recently, many compression algorithms are applied to decrease the cost of video storage and transmission. This will introduce undesirable artifacts, which severely degrade visual quality. Therefore, Video Compression Artifacts Removal (VCAR) aims at reconstructing a high-quality video from its corrupted version of compression. Generally, this task is considered as a vision-related instead of media-related problem. In vision-related research, the visual quality has been significantly improved while the computational complexity and bitrate issues are less considered. In this work, we review the performance constraints of video coding and transfer to evaluate the VCAR outputs. Based on the analyses, we propose a Spatial-Temporal Attention-Guided Enhancement Network (STAGE-Net). First, we employ dynamic filter processing, instead of conventional optical flow method, to reduce the computational cost of VCAR. Second, we introduce self-attention mechanism to design Sequential Residual Attention Blocks (SRABs) to improve visual quality of enhanced video frames with bitrate constraints. Both quantitative and qualitative experimental results have demonstrated the superiority of our proposed method, which achieves high visual qualities and low computational costs.

Keyword:

Bit rate Computational complexity Image coding Task analysis Video coding Video compression video compression artifacts removal (VCAR) video enhancement video quality Visualization

Community:

  • [ 1 ] [Jiang, Nanfeng]Fuzhou Univ, Fujian Key Lab Intelligent Proc & Wireless Transmi, Fuzhou 350108, Peoples R China
  • [ 2 ] [Chen, Weiling]Fuzhou Univ, Fujian Key Lab Intelligent Proc & Wireless Transmi, Fuzhou 350108, Peoples R China
  • [ 3 ] [Lin, Jielian]Fuzhou Univ, Fujian Key Lab Intelligent Proc & Wireless Transmi, Fuzhou 350108, Peoples R China
  • [ 4 ] [Zhao, Tiesong]Fuzhou Univ, Fujian Key Lab Intelligent Proc & Wireless Transmi, Fuzhou 350108, Peoples R China
  • [ 5 ] [Jiang, Nanfeng]Xiamen Univ Technol, Fujian Key Lab Pattern Recognit & Image Understand, Xiamen 361024, Peoples R China
  • [ 6 ] [Chen, Weiling]Fujian Sci & Technol Innovat Lab Optoelect Informa, Fuzhou 350116, Peoples R China
  • [ 7 ] [Zhao, Tiesong]Fujian Sci & Technol Innovat Lab Optoelect Informa, Fuzhou 350116, Peoples R China
  • [ 8 ] [Lin, Chia-Wen]Natl Tsing Hua Univ, Dept Elect Engn, Hsinchu 30013, Taiwan
  • [ 9 ] [Lin, Chia-Wen]Natl Tsing Hua Univ, Inst Commun Engn, Hsinchu 30013, Taiwan

Reprint 's Address:

  • 赵铁松

    [Zhao, Tiesong]Fuzhou Univ, Fujian Key Lab Intelligent Proc & Wireless Transmi, Fuzhou 350108, Peoples R China

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Source :

IEEE TRANSACTIONS ON MULTIMEDIA

ISSN: 1520-9210

Year: 2024

Volume: 26

Page: 5657-5669

8 . 4 0 0

JCR@2023

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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