Key parts of software change are concept location and change propagation. We introduce a tool called RIPPLES that supports both. It uses the Abstract System Dependence Graph (ASDG) of the program, enriched by conceptual dependencies. A case study of NCSA Mosaic demonstrates the use of the tool. Precision and recall are used to evaluate the quality of support provided by RIPPLES.
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Chen et al. (2002) studied this question.
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