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检索条件"主题词=AdaBoost algorithm"
296 条 记 录,以下是281-290 订阅
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Automatic face detection in video sequences using local normalization and optimal adaptive correlation techniques
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PATTERN RECOGNITION 2009年 第9期42卷 1859-1868页
作者: Tie, Yun Guan, Ling Ryerson Univ Ryerson Multimedia Res Lab Toronto ON Canada
Automatic human face detection from video sequences is an important component of intelligent human computer interaction systems for video surveillance, face recognition, emotion recognition and face database managemen... 详细信息
来源: 评论
MULTISCALE DYNAMIC FEATURES BASED DRIVER FATIGUE DETECTION
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INTERNATIONAL JOURNAL OF PATTERN RECOGNITION AND ARTIFICIAL INTELLIGENCE 2009年 第3期23卷 575-589页
作者: Yin, Bao-Cai Fan, Xiao Sun, Yan-Feng Beijing Univ Technol Beijing Key Lab Multimedia & Intelligent Software Coll Comp Sci & Technol Beijing 100124 Peoples R China
Driver fatigue is a significant factor in many traffic accidents. We propose a novel approach for driver fatigue detection from facial image sequences, which is based on multiscale dynamic features. First, Gabor filte... 详细信息
来源: 评论
Efficient Improvement for adaboost based object detection
Efficient Improvement for Adaboost based object detection
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2009 International Conference on Computational Intelligence and Natural Computing(CINC 2009)
作者: Luo Sheng, Ye Xin-quan School of Mechanical & Electrical Engineering, Wenzhou University, Zhejiang Province, China
Object detection by the traditional adaboost algorithm is very time-consuming mainly because the candidate feature number is large, and the feature number in the final strong detector is large. So this paper elevates ... 详细信息
来源: 评论
Using Chou's pseudo amino acid composition based on approximate entropy and an ensemble of adaboost classifiers to predict protein subnuclear location
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AMINO ACIDS 2008年 第4期34卷 669-675页
作者: Jiang, Xiaoying Wei, Rong Zhao, Yanjun Zhang, Tongliang Donghua Univ Coll Informat Sci & Technol Shanghai 201620 Peoples R China Henan Inst Sci & Technol Sch Chem & Chem Engn Xinxiang 453003 Henan Peoples R China Hebei Polytech Univ Coll Sci Tangshan 063009 Hebei Peoples R China
The knowledge of subnuclear localization in eukaryotic cells is essential for understanding the life function of nucleus. Developing prediction methods and tools for proteins subnuclear localization become important r... 详细信息
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Improving Svm Learning Accuracy with adaboost
Improving Svm Learning Accuracy with Adaboost
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4th International Conference on Natural Computation (ICNC 2008)
作者: Zhang, Xiaolong Ren, Fang Wuhan Univ Sci & Technol Sch Comp Sci & Technol Wuhan 430081 Peoples R China
Support vector machine (SVM) is based on the VC theory and the principle of structural risk minimization. For some learning domains that need more accurate learning performance, SVM can be improved for this objective.... 详细信息
来源: 评论
An Approach of Multiple Classifiers Ensemble Based on Feature Selection
An Approach of Multiple Classifiers Ensemble Based on Featur...
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5th International Conference on Fuzzy Systems and Knowledge Discovery
作者: Chen, Bing Zhang, Hua-Xiang Shandong Normal Univ Coll Informat Sci & Engn Jinan 250014 Peoples R China
In order to improve the classification performance of classifiers, an approach of multiple classifiers ensemble based on feature selection (FSCE) is proposed in the paper. After attributes of the training data set are... 详细信息
来源: 评论
Dialect/accent classification using unrestricted audio
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IEEE TRANSACTIONS ON AUDIO SPEECH AND LANGUAGE PROCESSING 2007年 第2期15卷 453-464页
作者: Huang, Rongqing Hansen, John H. L. Angkititrakul, Pongtep Univ Texas Dept Elect Engn Ctr Robust Speech Syst Richardson TX 75083 USA
This study addresses novel advances in English dialect/accent classification. A word-based modeling technique is proposed that is shown to outperform a large vocabulary continuous speech recognition (LVCSR)-based syst... 详细信息
来源: 评论
Pedestrian detection with local feature assistant
Pedestrian detection with local feature assistant
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IEEE International Conference on Control and Automation
作者: Xu, Y. W. Cao, X. B. Qiao, H. Univ Sci & Technol China Dept Comp Sci & Technol Hefei 230026 Peoples R China Anhui Prov Key Lab Software Comp & Commun Hefei 230026 Peoples R China Chinese Acad Sci Inst Automat Beijing 10080 Peoples R China
Until now, existing pedestrian detection systems usually use global features (e.g. appearance or motion) of human body to detect pedestrian;however, the detection rate needs to be improved in many situations since som... 详细信息
来源: 评论
Eye location using hierarchical classifier
Eye location using hierarchical classifier
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6th International Conference on Machine Learning and Cybernetics
作者: Xu, Gao-Feng Huang, Lei Liu, Chang-Ping Ding, Shi-Qi Harbin Engn Univ Harbin 150001 Heilongjiang Peoples R China Chinese Acad Sci Inst Automat Beijing 100864 Peoples R China
The eyes are important facial landmarks, both for image normalization due to their relatively constant interocular distance, and for post processing due to their anchoring model-based schemes. In this paper a hierarch... 详细信息
来源: 评论
EYE LOCATION USING HIERARCHICAL CLASSIFIER
EYE LOCATION USING HIERARCHICAL CLASSIFIER
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2007 International Conference on Machine Learning and Cybernetics(IEEE第六届机器学习与控制论国际会议)
作者: GAO-FENG XU SHI-QI DING CHANG-PING LIU LEI HUANG Harbin Engineering University Harbin Heilongjiang 150001 China Institute of Automation Chinese Academy of Sciences 100083 China
The eyes are important facial landmarks, both for image normalization due to their relatively constant interocular distance, and for post processing due to their anchoring model-based *** this paper a hierarchical cla... 详细信息
来源: 评论