...Ming Li; Ying Li; YingCheng Xu; Li Wang Purpose In community question answering (CQA), people who answer questions assume readers have mastered the content in the answers. Nevertheless, some readers cannot understand all content. Thus, there is a need for further explanation of the concepts...

...Ming Li; Lisheng Chen; Yingcheng Xu Purpose A large number of questions are posted on community question answering (CQA) websites every day. Providing a set of core questions will ease the question overload problem. These core questions should cover the main content of the original question set...

...Abhishek Kumar Singh; Naresh Kumar Nagwani; Sudhakar Pandey Purpose Recently, with a high volume of users and user’s content in Community Question Answering (CQA) sites, the quality of answers provided by users has raised a big concern. Finding the expert users can be a method to address...

...Hei-Chia Wang; Che-Tsung Yang; Yi-Hao Yen Purpose Community question answering (CQA) websites provide an open and free way to share knowledge about general topics on the internet. However, inquirers may not obtain useful answers and those who are qualified to provide answers may also miss...