ICTNET at Microblog Track in TREC 2014

Abstract

Microblog track was first introduced in 2011 and we have participated in this task for 4 years [1,2,5]. This year s microblog track has two tasks. The first one, namely ad-hoc search task, is the same as usual. This task needs to retrieve all the tweets that are relevant to query Q before time T. Participants can access the corpus by official APIs. The second task is Tweet Timeline Generation(TTG) task. It is newly introduced this year and the main goal of it is to detect and remove the redundant tweets the first task retrieves. This report is organized as follows. Section 2 mainly focuses on the data preparation. Section 3 is our methodology and framework of the ad-hoc search task. Section 4 focuses on the methodology of TTG task. Section 5 gives the final results of the two tasks.

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Document Details

Document Type
Technical Report
Publication Date
Nov 01, 2014
Accession Number
ADA618695

Entities

People

  • Fabin Shi
  • Guoxin Cui
  • Xiaobo Hao
  • Xiaolei Liu
  • Xueke Xu
  • Xueqi Cheng
  • Yue Liu

Organizations

  • Chinese Academy of Sciences

Tags

DTIC Thesaurus Topics

  • Abstracts
  • Artificial Intelligence
  • Clustering
  • Computer Science
  • Data Mining
  • Data Science
  • Information Operations
  • Information Retrieval
  • Language
  • Machine Learning
  • Maximum Likelihood Estimation
  • Models
  • Network Science
  • Probabilistic Models
  • Standards
  • Text Mining

Fields of Study

  • Computer science

Readers

  • Database Systems and Applications
  • Information Retrieval