2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/32345We define a quantitative constraint language subsuming two calculi well-known in QSR (Qualitative Spatial Reasoning): Frank's cone-shaped and projection-based calculi of cardinal direction relations. We show how to solve a CSP (Constraint Satisfaction Problem) expressed in the language.in Proceedings of the ECAI Workshop on Spatial and Temporal Reasoning, pp. 135-139, Valencia, Spain, 2004Artificial IntelligenceLogic in Computer ScienceI.2 (I.2.3; I.2.4; I.2.m)text