Region Connection Calculus (RCC) Symbolic AI
noun phrase
Definition: A qualitative spatial reasoning formalism for representing topological relations between spatial regions by means of a finite set of primitive relations and inference rules [Khalid, Schockaert 2025].
Example in context: “The Region Connection Calculus (RCC) … [is one of] the most well-known and well-studied approaches for representing topological information.” [Toumpa, Cohn 2023]
Synonyms: RCC; RCC-8 (common subcalculus, narrower)
Related terms: qualitative spatial reasoning; topological relations; n-intersection model; interval algebra