A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...
Motivated by a security problem in geographic information systems, we study the following graph theoretical problem: given a graph G, two special nodes s and t in G, and a number k...
—Data encryption and decryption are common operations in a network based application programs with security. In order to keep pace with the input data rate in such applications, ...
In this paper, a new sparse approximation technique is proposed for incremental power grid analysis. Our proposed method is motivated by the observation that when a power grid net...
Facebook and Twitter have changed the way we consume information, allowing the people we follow to become our “social filters” and determine the content of our information stre...
Michal Jacovi, Ido Guy, Inbal Ronen, Adam Perer, E...