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TRANSFORM: 作品数：1369被引量：2243H指数：16; 导出分析报告; 相关领域：自动化与计算机技术更多>>; 相关作者：肖甫陆惠玲孙玉宝王鑫陈苹更多>>; 相关机构：电子科技大学安徽大学吉林大学南京信息工程大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金国家高技术研究发展计划更多>>

SPATIAL ERROR CONCEALMENT BASED ON MOJETTE TRANSFORM: 《Journal of Electronics(China)》2007年第3期417-420,共4页Ji Wenping Shen Lansun; the National Natural Science Foundation of China (No.60472036, 60402036);the Natural Science Foundation of Beijing (No.4042008);the Ph.D. Foundation of Ministry of Education (No.20040005015).; This letter presents a novel spatial error concealment algorithm for the H.264 video coding. The error concealment algorithm is based on directional interpolation. Mojette transform is used to estimate the orientation...; 关键词：H.264 Error concealment Mojette transform Video communication

AN UNSUPERVISED CLASSIFICATION FOR FULLY POLARIMETRIC SAR DATA USING SPAN/H/α IHSL TRANSFORM AND THE FCM ALGORITHM被引量：1: 《Journal of Electronics(China)》2007年第2期145-149,共5页Wu Yirong Cao Fang Hong Wen; In this paper, the IHSL transform and the Fuzzy C-Means (FCM) segmentation algorithm are combined together to perform the unsupervised classification for fully polarimetric Synthetic Ap-erture Rader (SAR) data. We app...; 关键词：IHSL transform Fuzzy C-Means （FCM） segmentation Fully polarimetric SyntheticAperture Rader （SAR） data Unsupervised classification

MULTI-SPECTRAL AND HYPERSPECTRAL IMAGE FUSION USING 3-D WAVELET TRANSFORM被引量：5: 《Journal of Electronics(China)》2007年第2期218-224,共7页Zhang Yifan He Mingyi; Image fusion is performed between one band of multi-spectral image and two bands of hyperspectral image to produce fused image with the same spatial resolution as source multi-spectral image and the same spectral reso...; 关键词：Image fusion 3-Dimensional （3-D） wavelet transform MULTI-SPECTRAL HYPERSPECTRAL

RELATIVE PRINCIPLE COMPONENT AND RELATIVE PRINCIPLE COMPONENT ANALYSIS ALGORITHM被引量：2: 《Journal of Electronics(China)》2007年第1期108-111,共4页Wen Chenglin Wang Tianzhen Hu Jing; Supported by the National Natural Science Foundation of China (No.60434020, No.60374020);International Coop-eration Item of Henan Province (No.0446650006);Henan Province Outstanding Youth Science Fund (No.0312001900).; In this letter,the new concept of Relative Principle Component (RPC) and method of RPC Analysis (RPCA) are put forward. Meanwhile,the concepts such as Relative Transform (RT),Ro-tundity Scatter (RS) and so on are intr...; 关键词：Relative Principle Component （RPC） Relative Transform （RT） Rotundity Scatter （RS）

DECONVOLUTION IN TRANSFORM-DOMAIN FOR IMAGE DATA RESTORATION: 《Journal of Electronics(China)》2005年第3期312-314,共3页SunXiaojun DingQun; Supported by the National Natural Science Foundation of China (No.60072012).; A novel scheme for image data restoration is proposed in this letter. First, a window- function model is exploited to describe the data loss in images. It can change the restoration problem into deconvolution in trans...; 关键词：Image processing Data restoration DECONVOLUTION

CONSTRUCTION OF PROXY BLIND SIGNATURE SCHEME BASED ON MULTI-LINEAR TRANSFORM被引量：3: 《Journal of Electronics(China)》2004年第6期505-510,共6页ZhaoZemao LiuFengyu; Supported by the Fundamental Research Program of Commission of Science Technology and Industry for National Defence (No.J1300D004); A general method of constructing proxy blind signature is proposed based on multilinear transform. Based on this method, the four proxy blind signature schemes are correspondently generated with four different signatu...; 关键词：Digital signature Proxy blind signature Multi-linear transform

MODIFIED CLT-DOMAIN MOTION ESTIMATION BASED ON PHASE CORRELATION被引量：1: 《Journal of Electronics(China)》2004年第2期110-115,共6页BiLingyan ChanKowkping YuYinglin; In this paper, a Modified Complex Lapped Transform domain Motion Estimation (MCLT-ME) method to estimate the motion of video sequence is proposed. The proposed method is based on phase correlation of current window re...; 关键词：Complex lapped transform Phase correlation Motion estimation

APPLICATION OF FM^mlet TRANSFORM TO SIGNAL SEPARATION: 《Journal of Electronics(China)》2002年第2期133-138,共6页Dai Qionghai Zou Hongxing Li Yanda (Department of Automation, Tsinghua University, Beijing 100084); Supported in part by the National Natural Science Foundation of China under Grant No.60172026; Since the multicomponent signal with nonlinear time-frequency structures occupies a wide frequency band, and the spectral contents may alias, it is therefore difficult to separate the signal components and to separate...; 关键词：FMmlet transform Parametric atomic decomposition Matching pursuit. Signal separation

SIDE-LOOKING ECHO DATA TRANSFORM TO SQUINT MODE SAR IMAGING: 《Journal of Electronics(China)》2002年第1期14-20,共7页Guo Yongmei Hong Wen Mao Shiyi(Electronic Engineering Dept., Beijing University of Aeronautics & Astronautics, Beijing 100083); Nowadays the side-looking SAR echo data can be obtained easily from the commercial channel, while that of other SAR imaging modes such as squint, spotlight are difficult to be acquired. This paper presents a new schem...; 关键词：Side-looking SAR Squint mode SAR TRANSFORMATION Echo data

DOPPLERLET BASED TIME-FREQUENCY REPRESENTATION VIA MATCHING PURSUITS: 《Journal of Electronics(China)》2001年第3期217-227,共11页Zou Hongxing Zhou Xiaobo Dai Qionghai Li Yanda(State Key Lab. of Intelligent Technology and Systems, Tsinghua University, Beijing 100084); Supported by the National Natural Science Fundation of China(Grant No.69775009); A new time-frequency representation called Dopplerlet transform, which uses the dilated, translated and modulated windowed Doppler signals as its basis functions, is proposed, and the Fourier transform, short-time Fou...; 关键词：TIME-FREQUENCY analysis Dopplerlet TRANSFORM PSEUDO TIME-FREQUENCY DISTRIBUTION MATCHING PURSUIT

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