The Dataset Revision Control System (DRCS) is a data management tool for managing the changes made to scientific datasets. Using a new model of revisions, it stores the changes or revisions as reverse deltas. The DRCS model of revisions includes two kinds of update operations besides insert and delete operations....
Probabilistic inference using Bayesian networks is now a well-established approach for reasoning under uncertainty. Among many e ciency-driven tech- niques which have been developed, the Optimal Factoring Problem (OFP) is distinguished for presenting a combinatorial optimization point of view on the problem. The contribution of this thesis is to extend...