Searching for "9-Intersection Calculus." – sorted by Relevance.

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3 documents found, showing 1 through 3.

Simple Models for Simple Calculi
by Erard Ligozat
… coincides, in substance, with Egenhofer's 9-intersection calculus [4], in which connected regular regions…
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A Predication Calculus
by For Qualitative Spatial, Carola Eschenbach — 1999 — Proc. COSIT 99
… & Cohn, 1992) and Egenhofer’s (1991) 9-intersection calculus. However, the ontological assumptions…
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Qualitative constraint calculi: Heterogeneous verification of composition tables
by Stefan Wölfl — 2007 — In 20th International FLAIRS Conference
…- and the 9-intersection calculus (Egenhofer 1991; Egenhofer & Franzosa 1991). Further examples include…
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