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检索条件"主题词=clustering algorithms"
51277 条 记 录,以下是4871-4880 订阅
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A Detection Framework Against CPMA Attack Based on Trust Evaluation and Machine Learning in IoT Network
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IEEE INTERNET OF THINGS JOURNAL 2021年 第20期8卷 15249-15258页
作者: Liu, Liang Xu, Xiangyu Liu, Yulei Ma, Zuchao Peng, Jianfei Nanjing Univ Aeronaut & Astronaut Coll Comp Sci & Technol Nanjing 210016 Peoples R China
Internet of Things (IoT) network is vulnerable to various cyberattacks, especially insider attacks. Most existing studies mainly detect nontargeted insider attackers, who manipulate all packets forwarded by them with ... 详细信息
来源: 评论
Algorithmic performance-data classification of condensing heat exchangers
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NUMERICAL HEAT TRANSFER PART A-APPLICATIONS 2021年 第1期79卷 1-20页
作者: Pacheco-Vega, Arturo Avila, Gabriela Calif State Univ Los Angeles Dept Mech Engn Los Angeles CA 90032 USA Univ Autonoma San Luis Potosi CIEP Fac Ciencias Quim San Luis Potosi San Luis Potosi Mexico
We describe a methodology able to extract the regimes of operation from condensing heat exchanger data. The methodology applies a Gaussian mixtures clustering algorithm to determine the number of groups directly from ... 详细信息
来源: 评论
Protein Complexes Detection Based on Semi-Supervised Network Embedding Model
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IEEE-ACM TRANSACTIONS ON COMPUTATIONAL BIOLOGY AND BIOINFORMATICS 2021年 第2期18卷 797-803页
作者: Zhu, Jia Zheng, Zetao Yang, Min Fung, Gabriel Pui Cheong Huang, Changqin South China Normal Univ Sch Comp Sci Guangzhou 510631 Peoples R China Chinese Acad Sci Shenzhen Inst Adv Technol Beijing 100864 Peoples R China Chinese Univ Hong Kong Dept SEEM Hong Kong Peoples R China Zhejiang Normal Univ Dept Educ Technol Jinhua 321004 Zhejiang Peoples R China
A protein complex is a group of associated polypeptide chains which plays essential roles in the biological process. Given a graph representing protein-protein interactions (PPI) network, it is critical but non-trivia... 详细信息
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BS-SC: An Unsupervised Approach for Detecting Shilling Profiles in Collaborative Recommender Systems
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IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 2021年 第4期33卷 1375-1388页
作者: Cai, Hongyun Zhang, Fuzhi Yanshan Univ Sch Informat Sci & Engn Qinhuangdao 066000 Hebei Peoples R China Hebei Univ Sch Cyber Secur & Comp Baoding 071000 Peoples R China Key Lab Comp Virtual Technol & Syst Integrat Hebe Qinhuangdao 066000 Hebei Peoples R China
Collaborative recommender systems are vulnerable to shilling attacks. To address this issue, many methods including supervised and unsupervised have been proposed. However, supervised detection methods require trainin... 详细信息
来源: 评论
A Cluster-Principal-Component-Analysis-Based Indoor Positioning Algorithm
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IEEE INTERNET OF THINGS JOURNAL 2021年 第1期8卷 187-196页
作者: Li, Ang Fu, Jingqi Shen, Huaming Sun, Sizhou Shanghai Univ Dept Mechatron Engn & Automat Shanghai 200444 Peoples R China
Indoor location-based service is emerging as the crucial application of the Internet of Things, which promotes the advance of relevant technology in the indoor scenario. Several positioning algorithms are proposed for... 详细信息
来源: 评论
Research on Medical Question Answering System Based on Knowledge Graph
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IEEE ACCESS 2021年 9卷 21094-21101页
作者: Jiang, Zhixue Chi, Chengying Zhan, Yunyun Univ Sci & Technol LiaoNing Sch Comp & Software Anshan 114031 Peoples R China Technol Univ Dublin Coll Sci & Hlth Dublin D08 X622 Ireland
To meet the high-efficiency question answering needs of existing patients and doctors, this system integrates medical professional knowledge, knowledge graphs, and question answering systems that conduct man-machine d... 详细信息
来源: 评论
Blockchain-Based Data Dissemination Scheme for 5G-Enabled Softwarized UAV Networks
IEEE TRANSACTIONS ON GREEN COMMUNICATIONS AND NETWORKING
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IEEE TRANSACTIONS ON GREEN COMMUNICATIONS AND NETWORKING 2021年 第4期5卷 1712-1721页
作者: Gupta, Rajesh Patel, Mohil Maheshkumar Tanwar, Sudeep Kumar, Neeraj Zeadally, Sherali Nirma Univ Dept Comp Sci & Engn Inst Technol Ahmadabad 382481 Gujarat India Thapar Inst Engn & Technol Dept Comp Sci & Engn Patiala 147004 Punjab India Univ Petr & Energy Studies Sch Comp Sci Dehra Dun 248007 Uttarakhand India Univ Kentucky Coll Commun & Informat Lexington KY 40506 USA
Unmanned aerial vehicles (UAVs) are widely used in applications such as surveillance, healthcare, rescue, and crowdsensing. However, the network management of these applications is quite challenging, given the mobilit... 详细信息
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A Pixel Cluster CNN and Spectral-Spatial Fusion Algorithm for Hyperspectral Image Classification With Small-Size Training Samples
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IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 2021年 14卷 4101-4114页
作者: Dong, Shuxian Quan, Yinghui Feng, Wei Dauphin, Gabriel Gao, Lianru Xing, Mengdao Xidian Univ Sch Elect Engn Dept Remote Sensing Sci & Technol Xian 710071 Peoples R China Univ Paris XIII Inst Galilee Lab Informat Proc & Transmiss F-93430 Villetaneuse France Chinese Acad Sci Aerosp Informat Res Inst Key Lab Digital Earth Sci Beijing 100094 Peoples R China Xidian Univ Acad Adv Interdisciplinary Res Xian 710071 Peoples R China
Convolutional neural networks (CNNs) can automatically learn features from the hyperspectral image (HSI) data, avoiding the difficulty of manually extracting features. However, the number of training samples for the c... 详细信息
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Design of Fuzzy Ensemble Architecture Realized With the Aid of FCM-Based Fuzzy Partition and NN With Weighted LSE Estimation
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IEEE TRANSACTIONS ON FUZZY SYSTEMS 2021年 第3期29卷 569-583页
作者: Roh, Seok-Beom Oh, Sung-Kwun Pedrycz, Witold Fu, Zunwei Univ Suwon Sch Elect & Elect Engn Hwaseong Si 18323 South Korea Linyi Univ Res Ctr Big Data & Artificial Intelligence Linyi 276005 Shandong Peoples R China Univ Alberta Dept Elect & Comp Engn Edmonton AB T6G 2R3 Canada Polish Acad Sci Syst Res Inst PL-01447 Warsaw Poland King Abdulaziz Univ Fac Engn Dept Elect & Comp Engn Jeddah 21589 Saudi Arabia
Neural networks (NNs) with least square error (LSE) estimation form a certain type of single hidden layer feed-forward NNs. In this class of networks, the input connections (weights) and the biases of hidden neurons a... 详细信息
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Probing the Relation Between Community Evolution in Dynamic Residue Interaction Networks and Xylanase Thermostability
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IEEE-ACM TRANSACTIONS ON COMPUTATIONAL BIOLOGY AND BIOINFORMATICS 2021年 第2期18卷 686-696页
作者: Zhang, Chen Ding, Yanrui Jiangnan Univ Lab Media Design & Software Technol Wuxi 214122 Jiangsu Peoples R China Jiangnan Univ Lab Media Design & Software Technol Key Lab Ind Biotechnol Wuxi 214122 Jiangsu Peoples R China
Residue-residue interactions are the basis of protein thermostability. The molecular conformations of Streptomyces lividans xylanase (xyna_strli) and Thermoascus aurantiacus xylanase (xyna_theau) at 300K, 325K and 350... 详细信息
来源: 评论