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» Distance Field Model Concept for Space Representation
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CVPR
2010
IEEE
14 years 3 months ago
Modeling and Estimating Persistent Motion with Geometric Flows
We propose a principled framework to model persistent motion in dynamic scenes. In contrast to previous efforts on object tracking and optical flow estimation that focus on local...
Dahua Lin, Eric Grimson, John Fisher
CORR
2008
Springer
91views Education» more  CORR 2008»
13 years 8 months ago
Natural pseudo-distance and optimal matching between reduced size functions
We study a dissimilarity measure between shapes, expressed by the natural pseudodistance between size pairs, where a shape is viewed as a topological space endowed with a real-val...
Michele d'Amico, Patrizio Frosini, Claudia Landi
AUSDM
2008
Springer
243views Data Mining» more  AUSDM 2008»
13 years 10 months ago
Structure-Based Document Model with Discrete Wavelet Transforms and Its Application to Document Classification
Term signal is an existing text representation that depicts a term as a vector of frequencies of occurrences in a number of user-defined partitions of a document. Although term si...
Supphachai Thaicharoen, Tom Altman, Krzysztof J. C...
AROBOTS
2002
105views more  AROBOTS 2002»
13 years 8 months ago
A Social Robot that Stands in Line
Recent research in mobile robot navigation make it feasible to utilize autonomous robots in service fields. But, such applications require more than just navigation. To operate in...
Yasushi Nakauchi, Reid G. Simmons
IJCV
2010
249views more  IJCV 2010»
13 years 7 months ago
A Computational Model of Multidimensional Shape
We develop a computational model of shape that extends existing Riemannian models of shape of curves to multidimensional objects of general topological type. We construct shape sp...
Xiuwen Liu, Yonggang Shi, Ivo D. Dinov, Washington...