Understanding the topic evolution in a scientific domain: An exploratory study for the field of information retrieval

作者：

Highlights：

• The temporal popularity and the turning points of major topics in the field of Information Retrieval (IR).

• The evolving dynamics of the field including the splitting and merging of topics, knowledge transfer between topics, and the developing status of the major topics.

• The migration of words in associate with the topic evolution and the three types of word migration.

摘要

•The temporal popularity and the turning points of major topics in the field of Information Retrieval (IR).•The evolving dynamics of the field including the splitting and merging of topics, knowledge transfer between topics, and the developing status of the major topics.•The migration of words in associate with the topic evolution and the three types of word migration.

论文关键词：Topic evolution,Semantic word shifts,Content analysis

论文评审过程：Received 18 February 2017, Revised 25 September 2017, Accepted 11 October 2017, Available online 25 October 2017, Version of Record 25 October 2017.

论文官网地址：https://doi.org/10.1016/j.joi.2017.10.003