Interpreting Sloppy Stick Figures with Constraint-Based Subgraph Matching. - Markus P. J. Fromherz; James V. Mahoney (CP, 2001)

Interpreting Sloppy Stick Figures by Graph Rectification and Constraint-Based Matching. - James V. Mahoney; Markus P. J. Fromherz (GREC, 2001)

Handling ambiguity in constraint-based recognition of stick figure sketches. - James V. Mahoney; Markus P. J. Fromherz (Document Recognition and Retrieval, 2002)

How Qualitative Spatial Reasoning Can Improve Strategy Game AIs. - Kenneth D. Forbus; James V. Mahoney; Kevin Dill (IEEE Intell. Syst., 2002)