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Guarantee Network Explorer Contagion Effect Matrix Chain Instance Explorer Node Instance ExplorerFig. 1. System interface of iConVis: (a) Guarantee Network Explorer. The view facilitates an overview of and zooming in on levels of detail regarding guarantee networks using a network tessellation layout. It provides intuitive metaphorical symbols (Contagion Effect Badges) of contagion risk to support the selection of interesting networks. (b) Contagion Effect Matrix. This gives detailed contagion risk patterns and quantifies severity. (c) Chain Instance Explorer. This supports further narrowing of the search space for instances of contagion from a financial perspective. (d) Node Instance Explorer. This visualizes the finest-grain information on demand.