836 search results - page 128 / 168 » Video categorization using object of interest detection |
ICIP
2006
IEEE
15 years 11 months ago
2006
IEEE
This paper proposes to combine spatial and color coherency with the pixel-wise GMM to determine the background model. We first represent each pixel with a hybrid feature vector, w...
SSIAI
2000
IEEE
15 years 2 months ago
2000
IEEE
As IKONOS satellite with 1m-resolution camera has been launched in 1999, mapping using space-borne images will be a hot issue in computer vision area as well as photogrammetry, ma...
ICPR
2002
IEEE
15 years 2 months ago
2002
IEEE
In this paper, we propose a new recognition method of lung nodules from X-ray CT images using 3D Markov random field(MRF) models. Pathological shadow candidates are detected by a...
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TCSV
2008
14 years 9 months ago
2008
Abstract--This paper presents a survey of trajectory-based activity analysis for visual surveillance. It describes techniques that use trajectory data to define a general set of ac...
CVPR
2007
IEEE
15 years 11 months ago
2007
IEEE
In this paper, we present a system that integrates fully automatic scene geometry estimation, 2D object detection, 3D localization, trajectory estimation, and tracking for dynamic...