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ICIP
2008
IEEE
14 years 1 months ago
An adaptive background model initialization algorithm with objects moving at different depths
Background subtraction is an essential element in most object tracking and video surveillance systems. The success of this low-level processing step is highly dependent on the qua...
Chia-Chih Chen, J. K. Aggarwal
CVPR
2009
IEEE
1298views Computer Vision» more  CVPR 2009»
15 years 2 months ago
Video Object Segmentation by Hypergraph Cut
In this paper, we present a new framework of video object segmentation, in which we formulate the task of extracting prominent objects from a scene as the problem of hypergraph ...
Dimitris N. Metaxas, Qingshan Liu, Yuchi Huang
CA
1998
IEEE
13 years 11 months ago
MikeTalk: A Talking Facial Display Based on Morphing Visemes
We present MikeTalk, a text-to-audiovisual speech synthesizer which converts input text into an audiovisual speech stream. MikeTalk is built using visemes, which are a set of imag...
Tony Ezzat, Tomaso Poggio
ICCV
2007
IEEE
14 years 9 months ago
Non-rigid Photometric Stereo with Colored Lights
We present an algorithm and the associated capture methodology to acquire and track the detailed 3D shape, bends, and wrinkles of deforming surfaces. Moving 3D data has been diffi...
Björn Stenger, Carlos Hernández, Gabri...
CVPR
2010
IEEE
13 years 11 months ago
Efficient Hierarchical Graph-Based Video Segmentation
We present an efficient and scalable technique for spatiotemporal segmentation of long video sequences using a hierarchical graph-based algorithm. We begin by oversegmenting a vol...
Matthias Grundmann, Vivek Kwatra, Mei Han, Irfan E...