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CSFW
2002
IEEE
14 years 13 days ago
Quantifying Information Flow
We extend definitions of information flow so as to quantify the amount of information passed; in other words, we give a formal definition of the capacity of covert channels. Ou...
Gavin Lowe
ICDE
2008
IEEE
191views Database» more  ICDE 2008»
14 years 8 months ago
An Algebraic Approach to Rule-Based Information Extraction
Traditional approaches to rule-based information extraction (IE) have primarily been based on regular expression grammars. However, these grammar-based systems have difficulty scal...
Frederick Reiss, Sriram Raghavan, Rajasekar Krishn...
ACL
2010
13 years 5 months ago
SystemT: An Algebraic Approach to Declarative Information Extraction
As information extraction (IE) becomes more central to enterprise applications, rule-based IE engines have become increasingly important. In this paper, we describe SystemT, a rul...
Laura Chiticariu, Rajasekar Krishnamurthy, Yunyao ...
IPSN
2009
Springer
14 years 2 months ago
Algebraic approach to recovering topological information in distributed camera networks
Camera networks are widely used for tasks such as surveillance, monitoring and tracking. In order to accomplish these tasks, knowledge of localization information such as camera l...
Edgar J. Lobaton, Parvez Ahammad, Shankar Sastry