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» On the Reflexivity of Point Sets
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SIGIR
2008
ACM
14 years 10 months ago
Intuition-supporting visualization of user's performance based on explicit negative higher-order relevance
Modeling the beyond-topical aspects of relevance are currently gaining popularity in IR evaluation. For example, the discounted cumulated gain (DCG) measure implicitly models some...
Heikki Keskustalo, Kalervo Järvelin, Ari Pirk...
SIGKDD
2008
150views more  SIGKDD 2008»
14 years 10 months ago
Learning to improve area-under-FROC for imbalanced medical data classification using an ensemble method
This paper presents our solution for KDD Cup 2008 competition that aims at optimizing the area under ROC for breast cancer detection. We exploited weighted-based classification me...
Hung-Yi Lo, Chun-Min Chang, Tsung-Hsien Chiang, Ch...
IJNSEC
2007
139views more  IJNSEC 2007»
14 years 10 months ago
Virtual Private Services: Coordinated Policy Enforcement for Distributed Applications
Large scale distributed applications combine network access with multiple storage and computational elements. The distributed responsibility for resource control creates new secur...
Sotiris Ioannidis, Steven M. Bellovin, John Ioanni...
TASE
2008
IEEE
14 years 10 months ago
Sensor Selection in Arbitrary Dimensions
We address the sensor selection problem which arises in tracking and localization applications. In sensor selection, the goal is to select a small number of sensors whose measureme...
Volkan Isler, Malik Magdon-Ismail
TCOM
2008
83views more  TCOM 2008»
14 years 10 months ago
Toward a unified framework for modeling and analysis of diversity in joint source-channel coding
The study of Joint Source-Channel Coding (JSCC) systems faces one major challenge in obtaining an analytical expression for the function that links end-to-end distortion with chann...
Andres Kwasinski, K. J. Ray Liu