Segmenting and tracking objects in video sequences based on graphical probabilistic models

... SEGMENTING AND TRACKING OBJECTS IN VIDEO SEQUENCES BASED ON GRAPHICAL PROBABILISTIC MODELS WANG YANG (B.Eng., Shanghai Jiao Tong University, China) (M.Sc., Shanghai Jiao Tong University, China) ... sate-of-the-art research on segmenting and tracking objects in video sequences Section 2.1 surveys current work on video segmentation, Section 2.2 covers...

Ngày tải lên: 16/09/2015, 17:11

... problems In this paper we have introduced effectiveness increase of algorithms for moving objects detection and tracking For this, we use additive minimax similarity function, which possessing the ... processing 3.3 Moving objects tracking Moving objects tracking requires to match regions detected in two (or more) consecutive frames In real video, the matching has to deal w...

Ngày tải lên: 22/03/2014, 11:20

... OF CHIN AND CHEEK CONTOURS For representing the shape of chin and cheek contours, a parametric 2D model for these contours is introduced The estimation of chin and cheek contours is done by estimation ... max pg |fchin g |fchin pfchin fchin fchin (1) with g = |g(W, V )| The conditional probability density function pg |fchin (g |fchin ) is called likelihood f...

Ngày tải lên: 23/06/2014, 01:20

... Journal on Advances in Signal Processing Exon1 Intron1 Exon1 Exon2 Exon2 Intron2 Exon3 Exon3 Figure 1: A eukaryotic gene and the splicing process to distinguishing exonic and intronic regions is based ... base along the DNA sequence in the exon detection process In addition, we analyze multiple input signals at the same time since they all contain the 1/3 frequency compo...

Ngày tải lên: 21/06/2014, 09:20

... 3: ChainMiner ptMutationChain-Miner Figure 4.1: The mutation chains mining framework Figure 4.1 shows the proposed framework for mining non- contiguous mutation chains Given the virus protein ... viruses in Table 1.1 19 Examples of mutation chains The mutation chain in (a) is a sub mutation chain of the mutation chain in (b) 23 4.1 4.2 4.3 4.4 The mutation cha...

Ngày tải lên: 13/10/2015, 15:54

... in Figure 3(c) 3.3 The temporal tracking The aim of temporal tracking is to locate the object of interest in the successive frames based on the information about the object at the reference and ... state-of -the- art object tracking under occlusion can also be found in [19] In recent years, feature -based techniques in the wavelet domain have gai...

Ngày tải lên: 22/06/2014, 19:20

... networks and active contour models,” Neurocomputing, vol 43, pp 145–172, 2002 [5] J B Kim and H J Kim, “Efficient region -based motion segmentation for a video monitoring system,” Pattern Recognition ... Example of an identified and segmented person during video surveillance on a gate CONCLUSION A methodology has been proposed for detection and tracking of moving people in rea...

Ngày tải lên: 22/06/2014, 19:20

... this paper, we propose a new method of video summary based on camera motions (translation and zoom) or on static camera We think that camera motion carries important information on video content ... static/dynamic separation Stage 3: temporal integration of zoom/translation Phase 3: camera motion description Camera motion classification and description Figure...

Ngày tải lên: 22/06/2014, 19:20

... Related work in this area focuses on error, rate, and congestion control in multicast for multimedia applications Layered coding is often proposed as a solution for rate control in video multicast ... hierarchical flows such as H.263+ or MPEG-4 A source adaptive multilayered multicast (SAMM) algorithm based on feedback packets containing information on th...

Ngày tải lên: 23/06/2014, 01:20

... serostatus was 4.8% in males and 6.9% in females The prevalence of probable diabetes was 0.4% in both males and females, and of probable hyperglycaemia was 3.0% in males and 2.8% in females Of the ... smoking for males and females Missing data on age at first sex for male and females Missing data on partners in past year for males and females Missing data on...

Ngày tải lên: 11/08/2014, 15:22

... to have was to 10 was to have 56 Exercise 2: will … have to had to don‟t have to don‟t have to- don‟t have to has to have to have to have to don‟t have to 10 don‟t have to Exercise 3: have to ... containing be to and have to + verb 32 2.3.1 Structures containing be to + verb 32 2.3.1.1 Be due to + verb 32 2.3.1 .2...

Ngày tải lên: 02/03/2015, 14:30

... 21 CHAPTER 2: INVESTIGATION 22 2. 1 Features of modal meanings expressed by be to and have to 22 2. 1.1 Conventional meanings of be to 22 2. 1 .2 Conventional meanings ... containing be to and have to + verb 32 2.3.1 Structures containing be to + verb 32 2.3.1.1 Be due to + verb 32 2.3.1 .2 Be about to+ verb‟ and be on the point ......

Ngày tải lên: 02/03/2015, 14:30

... barriers into account, to predict the diffusion coefficient as a function of temperature and hydrogen coverage Our findings provide insights into the understanding of the diffusive and frictional phenomena ... regimes of surface diffusion in C60/ graphene system according to the effect of temperature and rotational degrees of freedom (DOFs) of the admolecule In...

Ngày tải lên: 08/09/2015, 17:49

... compression bit-rate Keywords: video identification video search video hashing locality sensitive hashing EFFICIENT VIDEO IDENTIFICATION BASED ON LOCALITY SENSITIVE HASHING AND TRIANGLE INEQUALITY ... Title: Efficient Video Identification Based on Locality Sensitive Hashing and Triangle Inequality Abstract Searching for duplicated ve...

Ngày tải lên: 05/10/2015, 19:02