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TDSC
2008
87views more  TDSC 2008»
13 years 8 months ago
Credit Card Fraud Detection Using Hidden Markov Model
Due to a rapid advancement in the electronic commerce technology, the use of credit cards has dramatically increased. As credit card becomes the most popular mode of payment for bo...
Abhinav Srivastava, Amlan Kundu, Shamik Sural, Aru...
ITS
2004
Springer
239views Multimedia» more  ITS 2004»
14 years 1 months ago
Detecting Student Misuse of Intelligent Tutoring Systems
Recent research has indicated that misuse of intelligent tutoring software is correlated with substantially lower learning. Students who frequently engage in behavior termed “gam...
Ryan Shaun Baker, Albert T. Corbett, Kenneth R. Ko...
CVPR
2010
IEEE
14 years 5 months ago
Vessel Scale Selection using MRF Optimization
Many feature detection algorithms rely on the choice of scale. In this paper, we complement standard scaleselection algorithms with spatial regularization. To this end, we formula...
Hengameh Mirzaalian, Ghassan Hamarneh
ICDCS
2005
IEEE
14 years 2 months ago
Detecting Malicious Beacon Nodes for Secure Location Discovery in Wireless Sensor Networks
Sensors’ locations play a critical role in many sensor network applications. A number of techniques have been proposed recently to discover the locations of regular sensors base...
Donggang Liu, Peng Ning, Wenliang Du
TIP
2008
169views more  TIP 2008»
13 years 8 months ago
Weakly Supervised Learning of a Classifier for Unusual Event Detection
In this paper, we present an automatic classification framework combining appearance based features and Hidden Markov Models (HMM) to detect unusual events in image sequences. One...
Mark Jager, Christian Knoll, Fred A. Hamprecht