Re: Feedback of my Phd work in CXF project

2015-12-10 Thread igorwiese
Thanks Sergey! -- View this message in context: http://cxf.547215.n5.nabble.com/Feedback-of-my-Phd-work-in-CXF-project-tp5763765p5763790.html Sent from the cxf-dev mailing list archive at Nabble.com.

Re: Feedback of my Phd work in CXF project

2015-12-10 Thread igorwiese
Hi Christian. Thank you again. You gave me good insights and ideas. In fact there is other researcher checking if there are relation between direct and "not direct" connections between classes and comparing then with code changes. We found that structural dependencies are not "good predictors" to

Re: Feedback of my Phd work in CXF project

2015-12-10 Thread igorwiese
Thanks Sergey. This could be a good "next Step". I will think about it :-) And, how about the recommendations while you are performing changes? Do you think that based in the accuracy that we reported would be good to use some tool to help you in your tasks? It is difficult to you find files to ch

Re: Feedback of my Phd work in CXF project

2015-12-10 Thread igorwiese
Hi Christian. Thanks for answer. Your first question is interesting. Usually this is the natural reason why we changed two files. We are always expecting some kind of structural connection between classes (eg implements, extends, instantiation, etc.). However we found many cases (issues) with comm

Feedback of my Phd work in CXF project

2015-12-09 Thread igorwiese
Hi, CXF Community. My name is Igor Wiese, phd Student from Brazil. I am investigating two important questions: What makes two files change together? Can we predict when they are going to co-change again? I've tried to investigate this question on the CXF project. I've collected data from issue