PRIS at TREC2012 Contextual Suggestion Track

Abstract

The system to Contextual Suggestion Track at TREC2012 includes information crawling and preprocessing, context filtering, user modeling, similarity computing and ranking, description generating. Some third party tool kits are used, such as URLPARSE. TF-IDF (term frequency-inverse document frequency) and cosine similarity is also used for building user models and computed similarities between users and candidate items.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 2012
Accession Number
ADA581291

Entities

People

  • Guang Chen
  • Jun Guo
  • Junrui Peng
  • Lin Qiu
  • Qianqian Wang
  • Weiran Xu
  • Yue Liu
  • Zhihua Zhou

Organizations

  • Beijing University of Posts and Telecommunications

Tags

DTIC Thesaurus Topics

  • Abstracts
  • Acquisition
  • Data Acquisition
  • Data Analysis
  • Data Processing
  • Filtration
  • Frequency
  • Governments
  • Information Operations
  • Kits
  • Preprocessing
  • Standards
  • Tool Kits
  • Tools

Readers

  • Database Systems and Applications
  • Information Retrieval