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ICDM
2008
IEEE
126views Data Mining» more  ICDM 2008»
16 years 24 days ago
Detecting Suspicious Behavior in Surveillance Images
We introduce a novel technique to detect anomalies in images. The notion of normalcy is given by a baseline of images, under the assumption that the majority of such images is nor...
Daniel Barbará, Carlotta Domeniconi, Zoran ...
CBMS
2007
IEEE
16 years 21 days ago
Computational Characterization of Thyroid Tissue in the Radon Domain
This paper investigates a novel computational approach to thyroid tissue characterization in ultrasound images. It is based on the hypothesis that tissues in thyroid ultrasound im...
Michalis A. Savelonas, Dimitrios K. Iakovidis, Nik...
GLOBECOM
2007
IEEE
16 years 20 days ago
Performance Analysis of Orthogonal Space Time Block Coding over Hoyt Fading Channels
—In this paper, a novel error probability analysis of orthogonal space-time block coding (OSTBC) over independent but not necessarily identical Hoyt (Nakagami-q) fading channels ...
George A. Ropokis, Athanasios A. Rontogiannis, P. ...
IROS
2007
IEEE
105views Robotics» more  IROS 2007»
16 years 19 days ago
Dynamics of step-climbing with deformable wheels and applications for mobile Robotics
—Wheeled-mobile robots operating in human environments typically encounter small steps. Surmounting steps is normally not considered when determining peak torque needs, yet it ca...
Alexander Wilhelm, William W. Melek, Jan Paul Huis...
SMC
2007
IEEE
133views Control Systems» more  SMC 2007»
16 years 19 days ago
Text classification using multi-word features
—We carried out a series of experiments on text classification using multi-word features. An automated method was proposed to extract the multi-words from text data set and two d...
Wen Zhang, Taketoshi Yoshida, Xijin Tang