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检索条件"主题词=image and video coding"
810 条 记 录,以下是201-210 订阅
排序:
Fast mode decision scheme using sum of the absolute difference-based Bayesian model for the H.264/AVC video standard
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IET SIGNAL PROCESSING 2014年 第5期8卷 530-539页
作者: Kim, Jongho Lee, Jong-Hyeok Kim, Byung-Gyu Choi, Jin Soo Elect & Telecommun Res Inst Visual Media Res Sect Realist Broadcasting Media Res Dept Taejon 305606 South Korea SunMoon Univ Dept Comp Engn A San South Korea
H.264/AVC is the most widely used recent video coding standard. It provides a high encoding efficiency but it also has a high computational complexity. The block mode decision for motion estimation is the most time-co... 详细信息
来源: 评论
Dynamic frame-skipping transcoding with motion information considered
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IET image PROCESSING 2007年 第4期1卷 335-342页
作者: Shu, H. Chau, L. -P. Nanyang Technol Univ Sch Elect & Elect Engn Singapore 639798 Singapore
Frame-skipping transcoding is an efficient tool for reducing the bit rate when transmitting precoded video over bandwidth-constrained channels. In this process, the motion information is an important factor to be cons... 详细信息
来源: 评论
Fusion framework for multi-focus images based on compressed sensing
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IET image PROCESSING 2013年 第4期7卷 290-299页
作者: Kang, Bin Zhu, Wei-Ping Yan, Jun Nanjing Univ Posts & Telecommun Coll Commun & Informat Engn Nanjing 210003 Jiangsu Peoples R China Concordia Univ Dept Elect & Comp Engn Montreal PQ H3G 1M8 Canada
In this study, an efficient image fusion framework for multi-focus images is proposed based on compressed sensing. The new fusion framework consists of three parts: image sampling, measurement fusion and image reconst... 详细信息
来源: 评论
Motion vector generation for video coding by gray prediction
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IET COMPUTER VISION 2011年 第1期5卷 14-22页
作者: Wu, Y. -G. Huang, G. -F. Chang Jung Christian Univ Dept Comp Sci & Informat Engn Tainan Taiwan Leader Univ Dept Comp Sci & Informat Engn Tainan Taiwan
An efficient prediction algorithm for motion vectors in video compression is proposed. Motion estimation is an important part in motion compensated video encoding system, which is used to eliminate the temporal redund... 详细信息
来源: 评论
DC coefficient restoration technique and its application to image coding
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IEE PROCEEDINGS-VISION image AND SIGNAL PROCESSING 2002年 第5期149卷 272-282页
作者: Tse, FW Cham, WK Liu, JZ Chinese Univ Hong Kong Dept Elect Engn Hong Kong Hong Kong Peoples R China
In the traditional approach of block transform image coding, a large number of bits are allocated to the DC coefficients. A technique called DC coefficient restoration (DCCR) has been proposed to further improve the c... 详细信息
来源: 评论
Hardware-software co-design architecture for Joint Photo Expert Graphic XR encoder
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IET image PROCESSING 2012年 第9期6卷 1284-1292页
作者: Tseng, C. -F. Lai, Y. -T. Natl Cheng Kung Univ Dept Elect Engn Tainan 701 Taiwan
In recent years, because of to the fast growing of internet and digital multi-media, new image compression algorithms are needed to reduce the transferring bandwidth and the decay of image quality. Joint Photo Expert ... 详细信息
来源: 评论
Analysis of spatial transform motion estimation with overlapped compensation and fractional-pixel accuracy
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IEE PROCEEDINGS-VISION image AND SIGNAL PROCESSING 1999年 第6期146卷 339-344页
作者: Lopes, FJP Ghanbari, M Univ Essex Dept Elect Syst Engn Colchester CO4 3SQ Essex England
The authors investigate how the performance of spatial transforms motion estimation can be significantly improved by incorporating overlapped compensation and fractional pixel accuracy. An overlapped spatial transform... 详细信息
来源: 评论
Robust discrete wavelet-fan beam transforms-based colour image watermarking
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IET image PROCESSING 2011年 第4期5卷 315-322页
作者: Dejey, D. Rajesh, R. S. Manonmaniam Sundaranar Univ Dept Comp Sci & Engn Tirunelveli Tamil Nadu India
Combined discrete wavelet transform-fan beam transform (DWT-FBT) has been explored as a new possible domain for colour image watermarking. The two schemes proposed in the combined domain are (i) wavelet fan beam water... 详细信息
来源: 评论
Moving target inverse synthetic aperture radar image resolution enhancement based on two-dimensional block sparse signal reconstruction
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IET image PROCESSING 2021年 第13期15卷 3153-3159页
作者: He, Xingyu Tong, Ningning Liu, Tao Air Force Engn Univ Air Traff Control & Nav Coll Xian 710051 Shaanxi Peoples R China Air Force Engn Univ Air & Missile Def Coll Xian Shaanxi Peoples R China Air Force Engn Univ Teaching & Res Guarantee Ctr Xian Shaanxi Peoples R China
To achieve the high-resolution inverse synthetic aperture radar (ISAR) imaging of moving targets, the range Doppler method and compressed sensing technique can be used. However, those methods are generally faced with ... 详细信息
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Advanced fine-tuning procedures to enhance DNN robustness in visual coding for machines
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EURASIP JOURNAL ON image AND video PROCESSING 2024年 第1期2024卷 1-23页
作者: Marie, Alban Desnos, Karol Mercat, Alexandre Morin, Luce Vanne, Jarno Zhang, Lu Tampere Univ Ultra Video Grp Tampere Finland Univ Rennes INSA Rennes CNRS IETRUMR 6164 Rennes France
video coding for Machines (VCM) is gaining momentum in applications like autonomous driving, industry manufacturing, and surveillance, where the robustness of machine learning algorithms against coding artifacts is on... 详细信息
来源: 评论