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ICPR
2004
IEEE
16 years 8 months ago
Pruning Local Feature Correspondences Using Shape Context
We propose a novel approach to improve the distinctiveness of local image features without significantly affecting their robustness with respect to image deformations. Local image...
Allan D. Jepson, Gustavo Carneiro
ICIP
2004
IEEE
16 years 8 months ago
Optimal object-based video communications over differentiated services networks
In this paper, we propose an optimal unequal error protection scheme for object-based video communications over differentiated services networks. Our goal is to achieve the best v...
Haohong Wang, Fan Zhai, Yiftach Eisenberg, Aggelos...
ICPR
2004
IEEE
16 years 8 months ago
Simple Calibration Without Metric Information Using an Isoceles Trapezoid
This paper addresses the problem of calibrating a pinhole camera from images of an isoceles trapezoid. Assuming a unit aspect ratio and zero skew, we introduce a novel and simple ...
Hassan Foroosh, Xiaochun Cao
ICPR
2004
IEEE
16 years 8 months ago
Iterative Figure-Ground Discrimination
Figure-ground discrimination is an important problem in computer vision. Previous work usually assumes that the color distribution of the figure can be described by a low dimensio...
Liang Zhao, Larry S. Davis
ICVGIP
2004
15 years 8 months ago
A Framework for Activity Recognition and Detection of Unusual Activities
In this paper we present a simple framework for activity recognition based on a model of multi-layered finite state machines, built on top of a low level image processing module f...
Dhruv Mahajan, Nipun Kwatra, Sumit Jain, Prem Kalr...