Contains the keyword time series
Trends That Affect Temporal Analysis Using SourceForge Data. In 5th Workshop on Public Data about Software Development (WoPDaSD 2010). 2010. wopdasd001.pdf (1.31 MB) .
Summarizing developer work history using time series segmentation: challenge report. In Proceedings of the 2008 international working conference on Mining software repositories [Internet]. New York, NY, USA: ACM; 2008. pp. 137–140. http://doi.acm.org/10.1145/1370750.1370784 .