gslis at the text retrieval conference--retrieving and filtering real-time information
DESCRIPTION
GSLIS at the Text REtrieval Conference--Retrieving and Filtering Real-Time Information. Miles Efron, Jana Diesner , Peter Organisciak , Garrick Sherman, Ana Lucic { mefron , et al.}@ illinois.edu. TREC: The Text REtrieval Conference. NIST. GSLIS 2012. Legal. …. microblog. Web. - PowerPoint PPT PresentationTRANSCRIPT
GSLIS at the Text REtrieval Conference--Retrieving and
Filtering Real-Time Information
Miles Efron, Jana Diesner, Peter Organisciak, Garrick Sherman, Ana Lucic
{mefron, et al.}@illinois.edu
GSLIS 2012
TREC: The Text REtrieval ConferenceNIST
Web Legal … microblogKnowledge base
acceleration (KBA)
“tracks”
~80 teams total in 2012
Real-Time Information Retrieval
Query: aristide returns haiti
Real-Time Information Filtering
Entity: aharon barak
Core Problem: Entity Representation
Explore / Exploit TradeoffBayesian Updating
http://abovethelaw.com/tag/aharon-barak/http://www.indynewsisrael.com/tag/aharon-barak
Core Approach: Estimation via Light Analysis of Big Data
Corpus Documents Tb
KBA 2012 462,676,472 8.7
Tweets 2013 ~160M 0.2
ClueWeb09 1,040,809,705 25
GSLIS’ Continuing Role at TREC• Co-Organizers of the 2013 Microblog Track• Time is increasingly central to large-scale information retrieval
• Temporal Summarization Track• Contextual Suggestion Track• 2012 SIGIR workshop on Time-Aware IR