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KDD
2004
ACM
182views Data Mining» more  KDD 2004»
16 years 2 months ago
Rotation invariant distance measures for trajectories
For the discovery of similar patterns in 1D time-series, it is very typical to perform a normalization of the data (for example a transformation so that the data follow a zero mea...
Michail Vlachos, Dimitrios Gunopulos, Gautam Das
ACCV
2009
Springer
15 years 8 months ago
Detecting Spatiotemporal Structure Boundaries: Beyond Motion Discontinuities
Abstract. The detection of motion boundaries has been and remains a longstanding challenge in computer vision. In this paper, the recovery of motion boundaries is recast in a broad...
Konstantinos G. Derpanis, Richard P. Wildes
VRST
2006
ACM
15 years 8 months ago
Sceptre: an infrared laser tracking system for virtual environments
In this paper a 3D tracking system for Virtual Environments is presented which utilizes infrared (IR) laser technology. Invisible laser patterns are projected from the user(s) to ...
Christian Wienss, Igor N. Nikitin, Gernot Goebbels...
AC
1994
Springer
15 years 6 months ago
Propagation Losses and Impulse Response of the Indoor Optical Channel: A Simulation Package
In this paper we present a simulation package developed to evaluate and optimize both the channel propagation losses and the multipath dispersion of the indoor optical channel. Th...
Cipriano R. A. T. Lomba, Rui T. Valadas, A. M. de ...
SODA
1997
ACM
169views Algorithms» more  SODA 1997»
15 years 3 months ago
Partial Matching of Planar Polylines Under Similarity Transformations
Given two planar polylines T and P with n and m edges, respectively, we present an Om2 n2  time, Omn space algorithm to nd portions of the text" T which are similar in sh...
Scott D. Cohen, Leonidas J. Guibas