Liberation of public data: Exploring central themes in open government data and freedom of information research
作者：
Highlights：
• Central themes (topics) in open government data and freedom of information research are explored.
• With the aid of topic modelling, topics were extracted and labelled to obtain relevant semantic information.
• The major theme in FOI research borders on issues relating to disclosure, publishing, access and cost of requests.
• The results also indicate that research in OGD have for the most part focused on technology and related topics.
• The approach also helped in determining key similarities and differences in the two campaigns as reported in research.
摘要
•Central themes (topics) in open government data and freedom of information research are explored.•With the aid of topic modelling, topics were extracted and labelled to obtain relevant semantic information.•The major theme in FOI research borders on issues relating to disclosure, publishing, access and cost of requests.•The results also indicate that research in OGD have for the most part focused on technology and related topics.•The approach also helped in determining key similarities and differences in the two campaigns as reported in research.
论文关键词：Open government data (OGD),Freedom of information (FOI),Public data,Bibliometrics,Topic modelling,Text mining
论文评审过程：Received 8 August 2016, Revised 20 April 2017, Accepted 19 May 2017, Available online 3 July 2017, Version of Record 3 July 2017.
论文官网地址：https://doi.org/10.1016/j.ijinfomgt.2017.05.009
