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Detecting irregularity in videos using spatiotemporal volumes.

Li, Yun. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2007. / Includes bibliographical references (leaves 68-72). / Abstracts in English and Chinese. / Abstract --- p.I / 摘要 --- p.III / Acknowledgments --- p.IV / List of Contents --- p.VI / List of Figures --- p.VII / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1 --- Visual Detection --- p.2 / Chapter 1.2 --- Irregularity Detection --- p.4 / Chapter Chapter 2 --- System Overview --- p.7 / Chapter 2.1 --- Definition of Irregularity --- p.7 / Chapter 2.2 --- Contributions --- p.8 / Chapter 2.3 --- Review of previous work --- p.9 / Chapter 2.3.1 --- Model-based Methods --- p.9 / Chapter 2.3.2 --- Statistical Methods --- p.11 / Chapter 2.4 --- System Outline --- p.14 / Chapter Chapter 3 --- Background Subtraction --- p.16 / Chapter 3.1 --- Related Work --- p.17 / Chapter 3.2 --- Adaptive Mixture Model --- p.18 / Chapter 3.2.1 --- Online Model Update --- p.20 / Chapter 3.2.2 --- Background Model Estimation --- p.22 / Chapter 3.2.3 --- Foreground Segmentation --- p.24 / Chapter Chapter 4 --- Feature Extraction --- p.28 / Chapter 4.1 --- Various Feature Descriptors --- p.29 / Chapter 4.2 --- Histogram of Oriented Gradients --- p.30 / Chapter 4.2.1 --- Feature Descriptor --- p.31 / Chapter 4.2.2 --- Feature Merits --- p.33 / Chapter 4.3 --- Subspace Analysis --- p.35 / Chapter 4.3.1 --- Principal Component Analysis --- p.35 / Chapter 4.3.2 --- Subspace Projection --- p.37 / Chapter Chapter 5 --- Bayesian Probabilistic Inference --- p.39 / Chapter 5.1 --- Estimation of PDFs --- p.40 / Chapter 5.1.1 --- K-Means Clustering --- p.40 / Chapter 5.1.2 --- Kernel Density Estimation --- p.42 / Chapter 5.2 --- MAP Estimation --- p.44 / Chapter 5.2.1 --- ML Estimation & MAP Estimation --- p.44 / Chapter 5.2.2 --- Detection through MAP --- p.46 / Chapter 5.3 --- Efficient Implementation --- p.47 / Chapter 5.3.1 --- K-D Trees --- p.48 / Chapter 5.3.2 --- Nearest Neighbor (NN) Algorithm --- p.49 / Chapter Chapter 6 --- Experiments and Conclusion --- p.51 / Chapter 6.1 --- Experiments --- p.51 / Chapter 6.1.1 --- Outdoor Video Surveillance - Exp. 1 --- p.52 / Chapter 6.1.2 --- Outdoor Video Surveillance - Exp. 2 --- p.54 / Chapter 6.1.3 --- Outdoor Video Surveillance - Exp. 3 --- p.56 / Chapter 6.1.4 --- Classroom Monitoring - Exp.4 --- p.61 / Chapter 6.2 --- Algorithm Evaluation --- p.64 / Chapter 6.3 --- Conclusion --- p.66 / Bibliography --- p.68

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_326016
Date January 2007
ContributorsLi, Yun., Chinese University of Hong Kong Graduate School. Division of Information Engineering.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, vii, 72 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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