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ICPR
2004
IEEE
16 years 7 months ago
Global Localization and Relative Pose Estimation Based on Scale-Invariant Features
The capability of maintaining the pose of the mobile robot is central for basic navigation and map building tasks. In this paper we describe a vision-based hybrid localization sch...
Jana Kosecka, Xiaolong Yang
ICPR
2004
IEEE
16 years 7 months ago
Human Action Segmentation via Controlled Use of Missing Data in HMMs
Segmentation of individual actions from a stream of human motion is an open problem in computer vision. This paper approaches the problem of segmenting higher-level activities int...
Patrick Peursum, Hung Hai Bui, Svetha Venkatesh, G...
ICPR
2002
IEEE
16 years 7 months ago
Trajectory Segmentation Using Dynamic Programming
We consider the segmentation of a trajectory into piecewise polynomial parts, or possibly other forms. Segmentation is typically formulated as an optimization problem which trades...
Richard Mann, Allan D. Jepson, Thomas F. El-Maragh...
ICPR
2008
IEEE
16 years 2 months ago
Online Feature Evaluation For Object Tracking Using Kalman Filter
An online feature evaluation method for visual object tracking is put forward in this paper. Firstly, a combined feature set is built using color histogram (HC) bins and gradien...
Zhenjun Han, Qixiang Ye, Jianbin Jiao+
CIVR
2009
Springer
134views Image Analysis» more  CIVR 2009»
16 years 1 months ago
Towards surveillance video search by natural language query
Spatial language video retrieval is an important real-world problem that is also a natural test bed for evaluating semantic structures for natural language descriptions of motion ...
Stefanie Tellex, Deb Roy