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检索条件"主题词=space coding"
17 条 记 录,以下是1-10 订阅
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Using N-Dimensional space coding of Transform Coefficients for Video Steganography in H.265/HEVC  19th
Using N-Dimensional Space Coding of Transform Coefficients f...
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19th International Conference on Advanced Intelligent Computing Technology and Applications (ICIC)
作者: Zhao, Hongguo Liu, Yunxia Wang, Yonghao Liu, Hui Zhao, Zhenghang Zhengzhou Normal Univ Coll Informat Sci & Technol Zhengzhou Peoples R China Birmingham City Univ Comp & Digital Technol Birmingham W Midlands England Henan Univ Tradit Chinese Med Coll Marxism Zhengzhou Peoples R China Zhengzhou Univ Sch Cyber Sci & Engn Zhengzhou Peoples R China
In H.265/HEVC, DST transformation is first utilized for the 4x4 residual coefficient block to deal with complex texture features region, which improves the compression efficiency compared with the earlier H.264/AVC, a... 详细信息
来源: 评论
Multi-Channel Wireless Communication Based on Amplitude-Phase Reconfigurable space-coding Beamforming Metasurface
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ADVANCED ELECTRONIC MATERIALS 2024年 第8期10卷
作者: Xiong, Qi Zhang, Zuojun Ma, Xiaoliang Huang, Cheng Pu, Mingbo Luo, Jun Guo, Yinghui Wang, Yanxun Bai, Wenlin Ye, Jia Yan, Lianshan Luo, Xiangang Chinese Acad Sci Natl Key Lab Opt Field Manipulat Sci & Technol POB 350 Chengdu 610209 Peoples R China Chinese Acad Sci Inst Opt & Elect State Key Lab Opt Technol Nanofabricat & Microengn POB 350 Chengdu 610209 Peoples R China Southwest Jiaotong Univ Sch Informat Sci & Technol Chengdu 611756 Peoples R China Chinese Acad Sci Res Ctr Vector Opt Fields Inst Opt & Elect Chengdu 610209 Peoples R China Tianfu Xinglong Lake Lab Chengdu 610209 Peoples R China Huazhong Univ Sci & Technol Wuhan Natl Lab Optoelect Wuhan 430074 Peoples R China
Reconfigurable metasurfaces have exhibited significant potential in wireless communication owing to their capacity to transmit information without relying on traditional complex radio frequency (RF) chain transmitters... 详细信息
来源: 评论
The Role of Architectural and Learning Constraints in Neural Network Models: A Case Study on Visual space coding
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FRONTIERS IN COMPUTATIONAL NEUROSCIENCE 2017年 11卷 13-13页
作者: Testolin, Alberto De Grazia, Michele De Filippo Zorzi, Marco Univ Padua Dept Gen Psychol Padua Italy San Camillo Hosp IRCCS Venice Italy
The recent "deep learning revolution" in artificial neural networks had strong impact and widespread deployment for engineering applications, but the use of deep learning for neurocomputational modeling has ... 详细信息
来源: 评论
A Hybrid DCT/DST Based Embedding Framework for Video Steganography in H.265/HEVC  20th
A Hybrid DCT/DST Based Embedding Framework for Video Stegano...
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20th International Conference on Intelligent Computing (ICIC)
作者: Zhao, Hongguo Liu, Yunxia Liu, Hui Zheng, Yuqing Liu, Si Fang, Haipeng Zhengzhou Normal Univ Sch Informat Sci & Technol Zhengzhou Peoples R China Zhengzhou Normal Univ Sch Math & Stat Zhengzhou Peoples R China Henan Univ Tradit Chinese Med Sch Marxism Zhengzhou Peoples R China Zhengzhou Univ Sch Cyber Sci & Engn Zhengzhou Peoples R China
In H.265/HEVC, high occupancy rates in bitstreams indicate DCT/DST residual coefficients are ideal embedding positions for video steganography. This paper presents a novel hybrid video steganography embedding framewor... 详细信息
来源: 评论
Reconfigurable Intelligent Surfaces: Simplified-Architecture Transmitters--From Theory to Implementations
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PROCEEDINGS OF THE IEEE 2022年 第9期110卷 1266-1289页
作者: Cheng, Qiang Zhang, Lei Dai, Jun Yan Tang, Wankai Ke, Jun Chen Liu, Shuo Liang, Jing Cheng Jin, Shi Cui, Tie Jun Southeast Univ State Key Lab Millimeter Waves Nanjing 210096 Peoples R China Southeast Univ Natl Mobile Commun Res Lab Nanjing 210096 Peoples R China
Reconfigurable intelligent surfaces (RISs) offer an entirely new route to alter the propagation properties of electromagnetic waves and thus control their reflection, refraction, and scattering features in arbitrary m... 详细信息
来源: 评论
Maximum-Likelihood Integer Frequency Offset Estimator for Alamouti SFBC-OFDM Systems
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IEEE COMMUNICATIONS LETTERS 2020年 第4期24卷 777-781页
作者: Marey, Mohamed Mostafa, Hala Prince Sultan Univ Coll Engn Riyadh 11586 Saudi Arabia Menoufia Univ Fac Elect Engn Menoufia 32952 Egypt Princess Nourah Bint Abdul Rahman Univ Coll Comp & Informat Sci Riyadh 84428 Saudi Arabia Menoufia Univ Fac Elect Engn Menoufia 32952 Egypt
In this letter, we address the problem of estimating the integer part of carrier frequency offset (CFO) in space frequency block codes (SFBCs) systems with orthogonal frequency division multiplexing (OFDM) modulation ... 详细信息
来源: 评论
Wireless Communication through Long Term Evolution (LTE) over Satellite Channel by using MIMO-OFDM Model
Wireless Communication through Long Term Evolution (LTE) ove...
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2nd International Conference on Advances in Electrical Engineering (ICAEE)
作者: Hasan, Md. Mahmudul Sagar, Saleh Mohammad Daffodil Int Univ Dept Comp Sci & Engn Dhaka Bangladesh Univ Surrey Dept Elect Engn Guildford GU2 5XH Surrey England
This paper is intended for verifying the implementation of Long Term Evolution (LTE) over satellite in Forward Link. Recent developments in wireless communication such as MIMO technique that allow improving the receiv... 详细信息
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Succinct Landmark Database
Succinct Landmark Database
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12th International Conference of Intelligent Autonomous Systems
作者: Tanaka, Kanji Univ Fukui Dept Human & Artificial Intelligent Syst Fukui 9108507 Japan
Recently developed robotic mapping techniques enable the acquisition of large scale landmark databases. This paper explores an approach for succinct landmark database, which memorizes a large collection of point landm... 详细信息
来源: 评论
The spatial encoding of body parts in patients with neglect and neurologically unimpaired participants
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NEUROPSYCHOLOGIA 2010年 第1期48卷 334-340页
作者: Sposito, Ambra V. Bolognini, Nadia Vallar, Giuseppe Posteraro, Lucio Maravita, Angelo Univ Milano Bicocca Dipartimento Psicol I-20126 Milan Italy IRCCS Ist Auxol Italiano Neuropsychol Lab Milan Italy Osped Suzzara SpA MN Milan Italy
Body parts are represented in the brain in a very specific fashion, as compared to other three-dimensional objects, with reference to their prototypic shape and multisensory coding. However, evidence is lacking about ... 详细信息
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Rangefinding system using hybrid pattern projections
Rangefinding system using hybrid pattern projections
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Conference on Three-Dimensional Image Capture and Applications 2008
作者: Kagiyama, Osamu Sato, Yukio Saito, Hideo Keio Univ Dept Informat & Comp Sci Kohoku Ku Yokohama Kanagawa 2238522 Japan
The practical three-dimensional measurement system with a high resolution based on a space code light pattern projection and a phase-shifted light pattern projection is presented. Three-dimensional measurement device&... 详细信息
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