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DBSEC
2010
152views Database» more  DBSEC 2010»
13 years 10 months ago
Modelling Dynamic Access Control Policies for Web-Based Collaborative Systems
Abstract. We present a modelling language, called X-Policy, for webbased collaborative systems with dynamic access control policies. The access to resources in these systems depend...
Hasan Qunoo, Mark Ryan
CIDR
2007
84views Algorithms» more  CIDR 2007»
13 years 10 months ago
Public Health for the Internet (PHI)
Business incentives have brought us within a small factor of achieving the database community’s Grand Challenge set out in the Asilomar Report of 1998. This paper makes the case...
Joseph M. Hellerstein, Tyson Condie, Minos N. Garo...
EDM
2010
150views Data Mining» more  EDM 2010»
13 years 10 months ago
Modeling Learning Trajectories with Epistemic Network Analysis: A Simulation-based Investigation of a Novel Analytic Method for
Epistemic games are designed to help players develop domain-specific expertise that characterizes how professionals in a particular domain reason, communicate, and act [1, 11]. To ...
Andre A. Rupp, Shauna J. Sweet, Younyoung Choi
LREC
2008
101views Education» more  LREC 2008»
13 years 10 months ago
Sentiment Analysis Based on Probabilistic Models Using Inter-Sentence Information
This paper proposes a new method of the sentiment analysis utilizing inter-sentence structures especially for coping with reversal phenomenon of word polarity such as quotation of...
Kugatsu Sadamitsu, Satoshi Sekine, Mikio Yamamoto
AAAI
2004
13 years 10 months ago
Agent-based Simulation of Geo-Political Conflict
The intelligence analysis task of anticipating crises and providing decision makers with reasonable (supportable, explainable)possiblefuturesisextremelydifficult.Toperform this ta...
Glenn Taylor, Richard Frederiksen, Russell R. Vane...