238 citations · 664 across the 23 of their papers we have counts for
4 papers · 1 filter
Rank-Based Inference over Web Databases
Md Farhadur Rahman, Weimo Liu, Saravanan Thirumuruganathan +2
In recent years, there has been much research in Ranked Retrieval model in structured databases, especially those in web databases. With this model, a search query returns top-k tu…
Walk, Not Wait: Faster Sampling Over Online Social Networks
Azade Nazi, Zhuojie Zhou, Saravanan Thirumuruganathan +2
In this paper, we introduce a novel, general purpose, technique for faster sampling of nodes over an online social network. Specifically, unlike traditional random walk which wait…
Aggregate Estimation Over Dynamic Hidden Web Databases
Weimo Liu, Saravanan Thirumuruganathan, Nan Zhang +1
Many databases on the web are "hidden" behind (i.e., accessible only through) their restrictive, form-like, search interfaces. Recent studies have shown that it is possible to esti…
Optimization in Knowledge-Intensive Crowdsourcing
Senjuti Basu Roy, Ioanna Lykourentzou, Saravanan Thirumuruganathan +2
We present SmartCrowd, a framework for optimizing collaborative knowledge-intensive crowdsourcing. SmartCrowd distinguishes itself by accounting for human factors in the process of…