Jagadish Venkatraman

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In Massive Open Online Courses (MOOCs), struggling learners often seek help by posting questions in discussion forums. Unfortunately, given the large volume of discussion in MOOCs, instructors may overlook these learners' posts, detrimentally impacting the learning process and exacerbating attrition. In this paper, we present YouEDU, an instructional aid(More)
Distributed data systems can be exceptionally hard to get right. In this paper we present Par-titionPy, a framework that can verify the cor-rectness of distributed data systems in the presence of network partitions. PartitionPy can be used to test the correctness of writes in key value stores, pub-sub systems, distributed message queues and distributed(More)
In this paper, we introduce CReWD, a machine learning system for Context Based Re-ranking of Web Documents. CReWD tackles personalization by considering both the short-term and long-term history of a user when personalizing URLs to them. CReWD proposes metrics that could be used as features for re-ranking search results by future IR systems as well as(More)
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