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检索条件"主题词=Computer algorithms"
3274 条 记 录,以下是1181-1190 订阅
排序:
Performance improvement of fuzzy-based algorithms for medical image retrieval
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IET IMAGE PROCESSING 2014年 第6期8卷 319-326页
作者: Chinnasamy, Sriramakrishnan Ahiyamaan Coll Engn Hosur 635109 Tamil Nadu India
In this paper we present an algorithm for medical image retrieval system examines in particular image processing algorithms used for image retrieval based on transformation domain, segmentation and fuzzy logic. This i... 详细信息
来源: 评论
Adaptive-Gain Second-Order Sliding Mode Control of Attitude Tracking of Flexible Spacecraft
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MATHEMATICAL PROBLEMS IN ENGINEERING 2014年 第1期2014卷 1-11页
作者: Pukdeboon, Chutiphon King Mongkuts Univ Technol North Bangkok Fac Sci Appl Nonlinear Dynam Anal Res Ctr Dept Math Bangkok 10800 Thailand
This paper investigates the robust finite-time control problem for flexible spacecraft attitude tracking maneuver in the presence of model uncertainties and external disturbances. Two robust attitude tracking controll... 详细信息
来源: 评论
Cluster Analysis Based on Bipartite Network
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MATHEMATICAL PROBLEMS IN ENGINEERING 2014年 第1期2014卷 1-9页
作者: Zhang, Dawei Xie, Fuding Wang, Dapeng Zhang, Yong Sun, Yan Liaoning Normal Univ Sch Comp Sci & Technol Dalian 116081 Liaoning Peoples R China Liaoning Normal Univ Sch Urban & Environm Sci Dalian 116029 Liaoning Peoples R China Liaoning Normal Univ Sch Psychol Dalian 116029 Liaoning Peoples R China
Clustering data has a wide range of applications and has attracted considerable attention in data mining and artificial intelligence. However it is difficult to find a set of clusters that best fits natural partitions... 详细信息
来源: 评论
Error analysis of the principal component analysis demodulation algorithm
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APPLIED PHYSICS B-LASERS AND OPTICS 2014年 第3期115卷 355-364页
作者: Vargas, J. Carazo, J. M. Sorzano, C. O. S. CSIC Ctr Nacl Biotecnol Biocomp Unit Madrid 28049 Spain
In this work, we present suitable phase accuracy indicators, which are obtained from the first three obtained eigenvalues of the principal component analysis (PCA) demodulation algorithm. These indicators can be used ... 详细信息
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Adaptive Equalizer Using Selective Partial Update Algorithm and Selective Regressor Affine Projection Algorithm over Shallow Water Acoustic Channels
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SHOCK AND VIBRATION 2014年 第1期2014卷 1-5页
作者: Soflaei, Masoumeh Azmi, Paeiz Tarbiat Modares Univ Fac Elect & Comp Engn Tehran Iran
One of the most important problems of reliable communications in shallow water channels is intersymbol interference (ISI) which is due to scattering from surface and reflecting from bottom. Using adaptive equalizers i... 详细信息
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Iterative Mixture Component Pruning Algorithm for Gaussian Mixture PHD Filter
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MATHEMATICAL PROBLEMS IN ENGINEERING 2014年 第1期2014卷 1-9页
作者: Yan, Xiaoxi Jiangsu Univ Sch Elect & Informat Engn Zhenjiang 212013 Peoples R China
As far as the increasing number of mixture components in the Gaussian mixture PHD filter is concerned, an iterative mixture component pruning algorithm is proposed. The pruning algorithm is based on maximizing the pos... 详细信息
来源: 评论
THE EFFICIENCY OF HYBRID STEPPING MOTORS Analyzing the impact of control algorithms
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IEEE INDUSTRY APPLICATIONS MAGAZINE 2014年 第4期20卷 50-60页
作者: Derammelaere, Stijn Vervisch, Bram Cottyn, Johannes Vanwalleghem, Bart Cox, Peter De Belie, Frederik Stockman, Kurt Vandevelde, Lieven Van Den Abeele, Griet Univ Ghent B-9000 Ghent Belgium ON Semicond Oudenaarde Belgium PsiControl Mechatron Ypres Belgium
STEPPING MOTORS ARE USED IN numerous applications because of their low manufacturing cost and simple open-loop position control capabilities. It is well known that their energy efficiency is low, although the actual e... 详细信息
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Adaptive pulse signal shaping of tag response signal for RFID tag test system
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ELECTRONICS LETTERS 2014年 第17期50卷 1182-1183页
作者: Hao, Jinguang Pei, Wenjiang Xia, Yili Wang, Kai Southeast Univ Sch Informat Sci & Engn Nanjing Jiangsu Peoples R China
An algorithm for adaptive pulse signal shaping is proposed for the tag response signal with large fluctuations of radio frequency identification (RFID) tag test systems, which has not been addressed in the literature ... 详细信息
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Flexible design of wide-pipeline-based WiMAX QC-LDPC decoder architectures on FPGAs using high-level synthesis
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ELECTRONICS LETTERS 2014年 第11期50卷 839-U92页
作者: Andrade, J. Falcao, G. Silva, V. Polo II Univ Coimbra Univ Coimbra Inst Telecomunicacoes Dept Elect & Comp Engn P-3030290 Coimbra Portugal
A novel wide-pipeline low-density parity-check (LDPC) decoder approach for the worldwide interoperability for microwave access (WiMAX) standard (802.16e) is proposed for execution on field-programmable gate arrays (FP... 详细信息
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Highly accurate 3D wireless indoor positioning system using white LED lights
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ELECTRONICS LETTERS 2014年 第11期50卷 828-829页
作者: Nadeem, U. Hassan, N. U. Pasha, M. A. Yuen, C. LUMS Dept Elect Engn Lahore Punjab Pakistan Singapore Univ Technol & Design Singapore Singapore
A wireless indoor positioning system using white LED lights is proposed. The time difference of arrival technique is employed and the phase differences between the received signals are determined to develop a position... 详细信息
来源: 评论