Accession Number:

ADA581292

Title:

PRIS at TREC2012 KBA Track

Descriptive Note:

Conference paper

Corporate Author:

BEIJING UNIV OF POSTS AND TELECOMMUNICATIONS (CHINA)

Personal Author(s):

• Li, Yan
• Wang, Zhaozhao
• Yu, Baojin
• Zhang, Yong
• Luo, Ruiyang
• Xu, Weiran
• Chen, Guang
• Guo, Jun

Report Date:

2012-11-01

Pagination or Media Count:

6.0

Abstract:

Our system to KBA Track at TREC2012 is described in this paper, which includes preprocessing, index building, relevance feedback and similarity calculation. In particular, the Jaccard coefficient was applied to calculate the similarities between documents. We also show the evaluation results for our team and the comparison with the best and median evaluations.

Descriptors:

• *INFORMATION RETRIEVAL
• DOCUMENTS
• FEEDBACK
• INDEXES
• PREPROCESSING

Subject Categories:

• Information Science

Distribution Statement:

APPROVED FOR PUBLIC RELEASE