Visualising change propagation

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Abstract

Reliable change propagation is the key for successful change management. However, only a small number of support tools exist for the analysis of change propagation information. As change propagation data has many different facets, a set of different visualisation techniques is needed to assist designers in predicting change in complex products. In this paper we introduce different views on change propagation data. We show how this can be visualised using the CPM (Change Prediction Method) tool, a software tool currently under development for predicting change propagation. On the basis of an example case study at a UK diesel engine manufacturer, we show how different graphs can benefit design change management and which graphs are suitable for displaying which aspects of change propagation data.