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PLDI
2005
ACM
14 years 2 months ago
Composing security policies with polymer
We introduce a language and system that supports definition and composition of complex run-time security policies for Java applications. Our policies are comprised of two sorts o...
Lujo Bauer, Jay Ligatti, David Walker
CIKM
2004
Springer
14 years 2 months ago
Node ranking in labeled directed graphs
Our work is motivated by the problem of ranking hyperlinked documents for a given query. Given an arbitrary directed graph with edge and node labels, we present a new flow-based ...
Krishna Prasad Chitrapura, Srinivas R. Kashyap
SIGMOD
2010
ACM
250views Database» more  SIGMOD 2010»
14 years 1 months ago
Spreadsheet as a relational database engine
Spreadsheets are among the most commonly used applications for data management and analysis. Perhaps they are even among the most widely used computer applications of all kinds. H...
Jerzy Tyszkiewicz
COLT
1993
Springer
14 years 1 months ago
Parameterized Learning Complexity
We describe three applications in computational learning theory of techniques and ideas recently introduced in the study of parameterized computational complexity. (1) Using param...
Rodney G. Downey, Patricia A. Evans, Michael R. Fe...
COLT
2006
Springer
14 years 22 days ago
Efficient Learning Algorithms Yield Circuit Lower Bounds
We describe a new approach for understanding the difficulty of designing efficient learning algorithms. We prove that the existence of an efficient learning algorithm for a circui...
Lance Fortnow, Adam R. Klivans