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» Rotation invariant distance measures for trajectories
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IJON
2010
150views more  IJON 2010»
13 years 9 months ago
Linear discriminant analysis using rotational invariant L1 norm
Linear Discriminant Analysis (LDA) is a well-known scheme for supervised subspace learning. It has been widely used in the applications of computer vision and pattern recognition....
Xi Li, Weiming Hu, Hanzi Wang, Zhongfei Zhang
CIKM
2005
Springer
14 years 4 months ago
Rotation invariant indexing of shapes and line drawings
We present data representations, distance measures and organizational structures for fast and efficient retrieval of similar shapes in image databases. Using the Hough Transform w...
Michail Vlachos, Zografoula Vagena, Philip S. Yu, ...
ICIP
2007
IEEE
15 years 16 days ago
A HMM-Based Method for Recognizing Dynamic Video Contents from Trajectories
This paper describes an original method for classifying object motion trajectories in video sequences in order to recognize dynamic events. Similarities between trajectories are e...
Alexandre Hervieu, Patrick Bouthemy, Jean-Pierre L...
MM
2003
ACM
241views Multimedia» more  MM 2003»
14 years 4 months ago
Invariance in motion analysis of videos
In this paper, we propose an approach that retrieves motion of objects from the videos based on the dynamic time warping of view invariant characteristics. The motion is represent...
Cen Rao, Mubarak Shah, Tanveer Fathima Syeda-Mahmo...
IROS
2007
IEEE
148views Robotics» more  IROS 2007»
14 years 5 months ago
Trajectory recovery and 3D mapping from rotation-compensated imagery for an airship
— On this paper, inertial orientation measurements are exploited to compensate the rotational degrees of freedom for an aerial vehicle carrying a perspective camera, taking a seq...
Luiz G. B. Mirisola, Jorge Dias, Anibal T. de Alme...