This paper describes a discussion-bot that provides answers to students’ discussion board questions in an unobtrusive and humanlike way. Using information retrieval and natural ...
Donghui Feng, Erin Shaw, Jihie Kim, Eduard H. Hovy
Online forums contain valuable human-generated information. End-users looking for information would like to find only those threads in forums where relevant information is present...
Abstract--This position paper describes the challenges related to federated enterprise search over heterogeneous product information sources. It focuses on the aspect of finding re...
Despite the widespread use of BM25, there have been few studies examining its effectiveness on a document description over single and multiple field combinations. We determine t...
1 The Decision Support Information Gathering System, Digs, uses influence diagrams to model user's decisions and to calculate the value of imperfect information for each avail...