6 citations · 10 across the 10 of their papers we have counts for
4 papers · 1 filter
Tractable Orders for Direct Access to Ranked Answers of Conjunctive Queries
Nofar Carmeli, Nikolaos Tziavelis, Wolfgang Gatterbauer +2
We study the question of when we can provide direct access to the k-th answer to a Conjunctive Query (CQ) according to a specified order over the answers in time logarithmic in the…
Database Repairing with Soft Functional Dependencies
Nofar Carmeli, Martin Grohe, Benny Kimelfeld +2
A common interpretation of soft constraints penalizes the database for every violation of every constraint, where the penalty is the cost (weight) of the constraint. A computationa…
Tuple-Independent Representations of Infinite Probabilistic Databases
Nofar Carmeli, Martin Grohe, Peter Lindner +1
Probabilistic databases (PDBs) are probability spaces over database instances. They provide a framework for handling uncertainty in databases, as occurs due to data integration, no…
Constructing Explainable Opinion Graphs from Review
Nofar Carmeli, Xiaolan Wang, Yoshihiko Suhara +4
The Web is a major resource of both factual and subjective information. While there are significant efforts to organize factual information into knowledge bases, there is much less…