Report on the TREC-5 Confusion Track

OCR Correction and Query Expansion for Retrieval on OCR Data -- CLARIT TREC-5 Confusion Track Report

The TREC-6 Spoken Document Retrieval Track

The Text REtrieval Conference (TREC) workshops provide a forum for di erent groups to compare retrieval systems on common retrieval tasks. The 1997 TREC workshop will feature a Spoken Document Retrieval task for the rst time. This paper motivates the task and describes the measures to be used to evaluate the e ectiveness of the retrieval methodologies. 1. The Text REtrieval Conference The Text ...

Revisiting N-Gram Based Models for Retrieval in Degraded Large Collections

The traditional retrieval models based on term matching are not effective in collections of degraded documents (output of OCR or ASR systems for instance). This paper presents a n-gram based distributed model for retrieval on degraded text large collections. Evaluation was carried out with both the TREC Confusion Track and Legal Track collections showing that the presented approach outperforms ...

Experiments on Chinese Text Indexing -- CLARIT TREC-5 Chinese Track Report

The TREC 2006 Terabyte Track

TREC 2006 is the third year for the track. The track was introduced as part of TREC 2004, with a single adhoc retrieval task. For TREC 2005, the track was expanded with two optional tasks: a named page finding task and an efficiency task. These three tasks were continued in 2006, with 20 groups submitting runs to the adhoc retrieval task, 11 groups submitting runs to the named page finding task...