Searching and mining large graphs today is critical to a variety of application domains, ranging from personalized recommendation in social networks, to searches for functional ass...
xml keyword search provides a simple and user-friendly way of retrieving data from xml databases, but the ambiguities of keywords make it difficult to effectively answer keyword qu...
Abstract. Portable sensory devices carried by humans--which are referred to as Human Probes--facilitate easy-to-use sensing and monitoring of urban areas. In this demonstration, we...
Sequence data analysis has been extensively studied in the literature. However, most previous work focuses on analyzing sequence data from a single source or party. In many applica...
Abstract. Visibility query is fundamental to many analysis and decisionmaking tasks in virtual environments. Visibility computation is time complex and the complexity escalates in ...
Leyla Kazemi, Farnoush Banaei Kashani, Cyrus Shaha...
Efficient management of RDF data is an important factor in realizing the Semantic Web vision. The existing approaches store RDF data based on triples instead of a relation model. I...
Rare association rule is an association rule consisting of rare items. It is difficult to mine rare association rules with a single minimum support (minsup) constraint because low ...
Database systems support recovery, providing high database availability. However, database applications may lose work because of a server failure. In particular, if a database serv...
Roger S. Barga, David B. Lomet, Thomas Baby, Sanja...
Object-based checkpoints are consistent in the object-based system but may be inconsistent according to the traditional message-based definition. We present a protocol for taking ...