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检索条件"主题词=transform coding"
10295 条 记 录,以下是4531-4540 订阅
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AN ASIC IMPLEMENTATION OF THE MPEG-2 AUDIO DECODER
AN ASIC IMPLEMENTATION OF THE MPEG-2 AUDIO DECODER
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IEEE International Conference on Consumer Electronics (ICCE)
作者: Sung-Chul Han Sung-Chul Han Sun-Kook Yoo Sun-Kook Yoo Nam-Hun Jeong Nam-Hun Jeong Sung-Wook Park Sung-Wook Park Joon-Suk Kim Joon-Suk Kim Young-Tae Han Young-Tae Han Dae-Hee You Dae-Hee You Department of Electronic Engineering ASSP Laboratory Yonsei University South Korea Department of Medical Engineering Yonsei University South Korea Research Center Korea Telecom South Korea
来源: 评论
A modified anti-forensic technique for removing detectable traces from digital images
A modified anti-forensic technique for removing detectable t...
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International Conference on Computer Communication and Informatics (ICCCI)
作者: Athira B. Kaimal S. Manimurugan J. Anitha Department of Computer Science and Engineering Karunya University India
The increasing attractiveness and trust on digital photography has given rise to new acceptability issues in the field of image forensics. There are many advantages to using digital images. Digital cameras produce imm... 详细信息
来源: 评论
A 4-way pipelined processing architecture for three step search block-matching motion estimation
A 4-way pipelined processing architecture for three step sea...
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IEEE International Conference on Multimedia and Expo (ICME)
作者: Chi-Geun Lee Ho-Geun Lee Hyun-Jin Shim Sung-Tae Jung Sang-Seol Lee Department of Electrical Electronic and Information Engineering Wonkwang University Iksan Jeonbuk South Korea
A novel 4-way pipelined processing architecture is presented for three-step search block-matching motion estimation. For the 4-way pipelined processing, we have developed a method which divides the current block and s... 详细信息
来源: 评论
Towards a new numbering-combinations-based coder for image compression and transmission over a noisy channel
Towards a new numbering-combinations-based coder for image c...
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International Conference on Advanced Technologies for Signal and Image Processing (ATSIP)
作者: A. Kilani A. Makhloufi A. Ben Hamida H. Hamem National School of Engineering of Gabes (ENIG) Tunsia National School of Electronics and Telecommunications of Sfax (ENET‘COM) Tunisia National School of Engineering of Sfax (ENIS) Tunisia University of Moncton Canada
The image compression has always been one of the competitive fields of studies. It aims to represent an image in a minimal size in bytes without compromising the image quality. Our method; the numbering combinations m... 详细信息
来源: 评论
Compressed-domain video watermarking of MPEG streams
Compressed-domain video watermarking of MPEG streams
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IEEE International Conference on Multimedia and Expo (ICME)
作者: D. Simitopoulos S.A. Tsaftaris N.V. Boulgouris M.G. Strintzis Informatics and Telematics Institute Thessaloniki Greece Electrical and Computer Engineering Dept NorthWestern University Evanston IL USA
A new technique for watermarking of MPEG compressed video streams is proposed. The watermarking scheme operates directly in the domain of MPEG program streams. Perceptual models are used during the embedding process i... 详细信息
来源: 评论
Fault-Tolerant Application-Specific Network-on-Chip Design using Discrete Particle Swarm Optimization
Fault-Tolerant Application-Specific Network-on-Chip Design u...
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International Conference on Industrial and Information Systems, ICIIS
作者: P. Veda Bhanu J. Soumya BITS-Pilani Telangana India
This paper presents a meta-heuristic based technique Discrete Particle Swarm Optimization (DPSO) to address the permanent link failures in Application-Specific Network-on-Chip (NoC) design. Application-specific NoC ba... 详细信息
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Adaptive local feature based multi-scale image hashing for robust tampering detection
Adaptive local feature based multi-scale image hashing for r...
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IEEE Region 10 International Conference TENCON
作者: Cai-Ping Yan Chi-Man Pun Xiao-Chen Yuan Department of Computer and Information Science University of Macau Macau SAR China
This paper proposes a novel multi-scale image hashing method by using the location-context information of the features generated by adaptive local feature extraction techniques. The adaptive local feature extraction m... 详细信息
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Robust moving video object segmentation in the MPEG compressed domain
Robust moving video object segmentation in the MPEG compress...
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IEEE International Conference on Image Processing
作者: Xiao-Dong Yu Ling-Yu Duan Qi Tian School of Electrical and Electronic Engineering Nanyang Technological University Singapore Institute for Infocomm Research Agency for Science Technology and Research Singapore
In this paper, we proposed a robust moving video object segmentation algorithm using features in the MPEG compressed domain. We first cluster the motion vectors and produce a motion mask. Then, a difference mask at 8 ... 详细信息
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A novel discrete wavelet transform based digital watermarking scheme
A novel discrete wavelet transform based digital watermarkin...
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IEEE International Workshop on Anti-counterfeiting, Security, Identification, ASID
作者: Yong-Gang Fu Hui-Rong Wang College of Computer Engineering Jimei University Xiamen China College of Chinese Literature Jimei University Xiamen China
In this paper, a simple watermarking scheme for digital image authentication is proposed. The insertion of a binary watermark is accomplished by adding to the lower frequency subband of discrete wavelet transform (DWT... 详细信息
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DCT-Based Watermarking By Quotient-Embedding Algorithm
DCT-Based Watermarking By Quotient-Embedding Algorithm
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International Conference on Innovative Computing, Information and Control (ICICIC)
作者: Ching-Yu Yang Wu-Chih Hu Jen-Yuan Lai Department of Computer Science and Information Engineering National Penghu University Taiwan
A simple watermarking scheme based on the discrete cosine transform (DCT) is proposed. To increase the hidden capacity while maintaining the robustness of the proposed method, the authors use quotient-embedding algori... 详细信息
来源: 评论