detection segmentation and tracking
Báo cáo hóa học: " MPEG-4 Authoring Tool Using Moving Object Segmentation and Tracking in Video Shots" ppt
Ngày tải lên :
23/06/2014, 01:20
... image contents Usually, segmentation of image sequences is a two-step process: first scene detection is performed, followed by moving object segmentation and tracking Scene detection can be considered ... chrominance in peak detection In particular, the formula d = (1 − c)dL + MOVING-OBJECT SEGMENTATION AND TRACKING Overall structure of video segmentation algorithms After shot detection, a common ... seconds) For fade-in and fade-out, the first and the second shots, respectively, are the blank shot After shot detection, motion segmentation is a key step in image sequence analysis and its results...
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Báo cáo " Motion detection and tracking algorithms in video streams " docx
Ngày tải lên :
22/03/2014, 11:20
... algorithms for moving objects detection and tracking For this, we use additive minimax similarity function, which possessing the advanced qualitative characteristic and in comparison with function ... background reconstruction, moving objects detection and target tracking Additive minimax similarity function R for image A, N1 × N size, with elements aij and image B, N1 × N size, with elements ... algorithms for moving objects detection and tracking For this, we use additive minimax similarity function, which possessing the advanced qualitative characteristic and in comparison with function...
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Báo cáo khoa học: "Fast Online Training with Frequency-Adaptive Learning Rates for Chinese Word Segmentation and New Word Detection" docx
Ngày tải lên :
23/03/2014, 14:20
... word segmentation and new word detection • Compared with prior work, our system achieves better accuracies on both word segmentation and new word detection perceptron segmenters (Zhang and Clark, ... Nocedal and Stephen J Wright 1999 Numerical optimization Springer Fuchun Peng, Fangfang Feng, and Andrew McCallum 2004 Chinese segmentation and new word detection using conditional random fields ... work on word segmentation and new word detection Then, we review popular online training methods, in particular stochastic gradient descent (SGD) 2.1 Word Segmentation and New Word Detection Conventional...
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kolawole, m. o. (2002). radar systems, peak detection and tracking
Ngày tải lên :
18/04/2014, 12:29
... conventional, laser and secondary radar performance and detection of targets of variable radar cross-sections and mobility in Chapter I understand during my years of engineering practice and teaching ... and performance curves The book has been written with science and engineering in mind, so that it should be more useful to science and communications professionals and practising electrical and ... in signal-peaks detection Hence, Part III is structured into three chapters: 8, and 10 Chapter reviews some of the important properties and definitions of probability theory and random processes...
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real-time detection and tracking
Ngày tải lên :
28/04/2014, 10:02
... Klein and D Murray, “Parallel Tracking and Mapping for Small AR Workspaces,” Proc Int’l Symp Mixed and Augmented Reality (ISMAR ’07), pp 225-234, 2007 V Lepetit, P Lagger, and P Fua, “Randomized ... speed and robustness for different values of S and C for the Cars data set To compare the behavior of the Ferns approach to the SIFT implementation, WAGNER ET AL.: REAL-TIME DETECTION AND TRACKING ... the first frame and then hands over tracking to the PatchTracker until it loses the target Fig shows a typical good frame for each test, the first frame when tracking degrades and the first frame...
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Báo cáo toán học: " Video analysis-based vehicle detection and tracking using an MCMC sampling framework" potx
Ngày tải lên :
20/06/2014, 20:20
... database is generated to train the SVM and made public The proposed vehicle detection and tracking method is proven to outperform existing methods and to successfully handle challenging situations in ... characterize the environment and understand the scene Typical problems include ego-motion estimation, obstacle detection, and object localization, monitoring, and tracking, which are usually addressed ... vehicle detection and tracking over a wide variety of video sequences 7.1 Experiments on vehicle detection The SVM-based classifier for vehicle detection explained in Section has been trained and...
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Báo cáo hóa học: " Research Article Binocular Image Sequence Analysis: Integration of Stereo Disparity and Optic Flow for Improved Obstacle Detection and Tracking" pptx
Ngày tải lên :
21/06/2014, 22:20
... investigated and utilized in model-based algorithms and extended gradient-based algorithms Sudhir et al [13] and Clifford and Nasrabadi [14] used Markov random fields to combine the stereo and motion ... constant The tracking results of the longitudinal distance and relative speed are shown in Figures 5(a) and 5(b) The lateral and vertical relative speeds are shown in Figures 5(c) and 5(d) In ... technique Horizontal and vertical coordinates (x, y) can be measured because horizontal and vertical displacements Δx and Δy between the imagescan be measured by the motion analysis, and the initial...
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Báo cáo hóa học: " Research Article Sequential Monte Carlo Methods for Joint Detection and Tracking of Multiaspect Targets in Infrared Radar Images" pptx
Ngày tải lên :
22/06/2014, 19:20
... filteringbased tracking algorithm that we proposed in [4], where the problem of joint detection and tracking with coupled motion and aspect models was not considered Related work and different ... pixels 50 and 70 in the x coordinate and pixels 10 and 20 in the y coordinate The initial velocities vx and v y are in turn Gaussian-distributed with identical means (10 m/s or pixels/frame) and a ... that the axes in Figures 1(a) and 1(b) and Figures 2(a) and 2(b) represent integer pixel locations, while the axes in Figures 3(a) and 3(b) represent real-valued x and y, coordinates assuming spatial...
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Báo cáo hóa học: " Research Article Detection and Tracking of Humans and Faces" doc
Ngày tải lên :
22/06/2014, 19:20
... result 2.2 Low-level segmentation Low-level segmentation provides a reliability cue for each detection We use skin color segmentation and motion segmentation to support face and person categorization, ... detecting and tracking faces,” in Proceedings of the 2nd Canadian Conference on Computer and Robot Vision, pp 306–313, Victoria, BC, Canada, May 2005 [3] B Wu and R Nevatia, Detection and tracking ... prototypes (frontal and profile faces) Only the true tracks are computed by the proposed algorithm and false detections and associated tracks are filtered out using skin color segmentation and postprocessing...
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Feature based detection and tracking of individuals in dense crowds
Ngày tải lên :
14/09/2015, 14:05
... the research contributions and directions for future work Chapter Background: Detection and Tracking This chapter presents a literature review of both detection and tracking methods, followed ... to detect and track people in dense crowds 2.1 Related Work Here, we present several detection and tracking approaches, where the detection methods could be spatial or temporal and tracking could ... approach for detection and tracking is feature-based, being the most suitable for dense crowds Similar to the approach in [19], the detection and tracking modules are separated and independent...
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An effective trajectory based algorithm for ball detection and tracking with application to the analysis of broadcast sports video
Ngày tải lên :
15/09/2015, 21:56
... Detection and Tracking The ball detection and tracking problem is a special case of the general object detection and tracking problem so we first give the survey in general object detection and ... detection and tracking Then we give the survey in ball detection and tracking 2.4.1 Previous Work on General Object Detection and Tracking There have been many object detection and tracking algorithms ... tracking Then it 28 gives surveys in general object detection and tracking and ball detection and tracking The algorithms for general object detection and tracking have developed many effective techniques...
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Tài liệu Intrusion Detection Overview and Trends in Internet Attacks pptx
Ngày tải lên :
24/01/2014, 09:20
... low and slow and covert channels Covert channels involves hiding information in packet headers, or in what is called null padding, and can be a handy way to synchronize with Trojans Low and slow ... to get user names, and how easily brute force attacking yields weak passwords Many of you know about shares and null sessions and have figured “so what, we have a firewall and we block NetBIOS” ... and that threat could affect you or your organization Sites that have no intrusion detection systems, that not collect raw data, and are lacking trained analysts are going to have a rougher and...
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Tài liệu Intrusion Detection Patterns and Analysis ppt
Ngày tải lên :
24/01/2014, 10:20
... at firewalls a bit more, and also consider the architecture for intrusion detection 11 Firewalls and Intrusion Detection • Firewalls perturb traffic – disrupt 3-way handshake • Firewall logs ... firewalls and perimeters on anomalous traffic 10 First Principles Objectives • Relationship of firewalls and firewall policy to intrusion detection • Introduction to the common intrusion detection ... Listed in this slide and the next are the key topics we will be covering in this course Roadmap - What we will cover • Network Based Intrusion Detection Tutorial • Intrusion Detection Using Traffic...
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Tài liệu Detection, Evaluation, and Treatment of High Blood Cholesterol in Adults pdf
Ngày tải lên :
14/02/2014, 09:20
... Ref–1 xii Detection Evaluation Treatment I Background and Introduction I Background and Introduction The Third Report of the Expert Panel on Detection, Evaluation, and Treatment of High ... similar to those of ATP I and II Identification of population groups, besides middle-aged men, for detection of high LDL cholesterol (and other lipid risk factors) and for clinical intervention ... reducing CHD risk through short-term and long-term control of high serum cholesterol and related disorders of lipid and lipoprotein metabolism Thus, on the one hand, high serum cholesterol can be...
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Tài liệu FACTS AND FIGURES CAUSES OF CANCER PREVENTION EARLY DETECTION CURE AND CARE CONTACTS docx
Ngày tải lên :
15/02/2014, 05:20
... tuberculosis, and malaria put together North America 631,900 331,200 300,700 Cancer is a public health problem worldwide It affects all people: the young and old, the rich and poor, men, women, and children ... FACTS AND FIGURES We can save by 2020, and 6.5 million lives ” 10 by 2040 11 FACTS AND FIGURES 43% of cancer deaths These factors were responsible for 4.4 million are due to tobacco, diet and infection ... (1998) and healthy diet Peru (2000) Through diet and exercise, we can prevent up to a third of cancer cases Physical activity, avoidance of overweight and frequent daily intake of fresh fruits and...
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Tài liệu Báo cáo khoa học: "Joint Word Segmentation and POS Tagging using a Single Perceptron" docx
Ngày tải lên :
20/02/2014, 09:20
... Daum´ III and Marcu, e 2005; Finkel et al., 2006) and for specific problems such as language modeling and utterance classification (Saraclar and Roark, 2005) and labeling and chunking (Shimizu and Haas, ... tagger, and the best output is selected using the overall POSsegmentation probability score In this system, the decoding for word segmentation and POS tagging are still performed separately, and ... and the rest (240K characters in 150K words / 4798 sentences) is used as training and test data for development The standard F-scores are used to measure both the word segmentation accuracy and...
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Báo cáo khoa học: "A Cascaded Linear Model for Joint Chinese Word Segmentation and Part-of-Speech Tagging" pdf
Ngày tải lên :
08/03/2014, 01:20
... p (position i − l), and select for position i a N -best list of candidate results from all these candidates When we derive a candidate result from a word-POS pair p and a candidate q at prior ... 60736014 and 60573188, and 863 State Key Project No 2006AA010108 (W J., Q L., and Y L.), and by NSF ITR EIA-0205456 (L H.) We would also like to Hwee-Tou Ng for sharing his code, and Yang Liu and ... time and space consumption Experiments show that our cascaded model can utilize different knowledge sources effectively and obtain accuracy improvements on both segmentation and Joint S&T Segmentation...
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TOMAN’S TUBERCULOSIS CASE DETECTION, TREATMENT, AND MONITORING pdf
Ngày tải lên :
15/03/2014, 03:20
... Spanish and Arabic, and translated and printed by the International Union Against Tuberculosis and Lung Disease in French and Portuguese Unfortunately, despite the availability of low-cost and accurate ... section on case detection is a classic and brilliant elucidation of the role of acid-fast smears, the role and limitations of chest radiography and culture, and the importance of detection of tuberculosis ... Thoracic Society and Centers for Disease Control and Prevention Diagnostic standards and classification of tuberculosis in adults and children American Journal of Respiratory and Critical Care...
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International Investment Law: Understanding Concepts And Tracking Innovations, p1 doc
Ngày tải lên :
15/03/2014, 05:20
... such as equity, debt, and service and investment contracts; and includes: i) tangible and intangible property […] (V) any right conferred by law or contract, and any licences and permits pursuant ... UNDERSTANDING CONCEPTS AND TRACKING INNOVATIONS – ISBN 978-92-64-04202-5 – © OECD 2008 17 DEFINITION OF INVESTOR AND INVESTMENT IN INTERNATIONAL INVESTMENT AGREEMENTS laws of a particular country and ... Myanmar 51 Idem, paras 49 and 62 INTERNATIONAL INVESTMENT LAW: UNDERSTANDING CONCEPTS AND TRACKING INNOVATIONS – ISBN 978-92-64-04202-5 – © OECD 2008 23 DEFINITION OF INVESTOR AND INVESTMENT IN INTERNATIONAL...
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