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ICPR
2002
IEEE
16 years 7 months ago
Automatic Tracking of Local Myocardial Motion by Correlation Weighted Velocity Method
In this paper, we propose a new method for automatically tracking the motion of local region in left ventricular myocardium by means of ultrasonic pulsed Doppler signal. This meth...
Wataru Ohyama, Tetsushi Wakabayashi, Fumitaka Kimu...
ICPR
2000
IEEE
16 years 7 months ago
Mixture Densities for Video Objects Recognition
The appearance of non-rigid objects detected and tracked in video streams is highly variable and therefore makes the identification of similar objects very complex. Furthermore, i...
Riad I. Hammoud, Roger Mohr
ICML
2009
IEEE
16 years 7 months ago
Detecting the direction of causal time series
We propose a method that detects the true direction of time series, by fitting an autoregressive moving average model to the data. Whenever the noise is independent of the previou...
Arthur Gretton, Bernhard Schölkopf, Dominik J...
ICML
2003
IEEE
16 years 7 months ago
Unsupervised Learning with Permuted Data
We consider the problem of unsupervised learning from a matrix of data vectors where in each row the observed values are randomly permuted in an unknown fashion. Such problems ari...
Sergey Kirshner, Sridevi Parise, Padhraic Smyth
WWW
2009
ACM
16 years 7 months ago
Mining multilingual topics from wikipedia
In this paper, we try to leverage a large-scale and multilingual knowledge base, Wikipedia, to help effectively analyze and organize Web information written in different languages...
Xiaochuan Ni, Jian-Tao Sun, Jian Hu, Zheng Chen