{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,25]],"date-time":"2025-02-25T05:27:16Z","timestamp":1740461236172,"version":"3.37.3"},"reference-count":0,"publisher":"IOS Press","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2010]]},"abstract":"<jats:p>In the area of qualitative spatial reasoning, the LR calculus (a refinement of Ligozat's flip-flop calculus) is a quite simple constraint calculus that forms the core of several orientation calculi like the Dipole calculi and the OPRA1calculus by introducing the left-right-dichotomy.<\/jats:p>","DOI":"10.3233\/978-1-60750-676-8-175","type":"book-chapter","created":{"date-parts":[[2025,2,24]],"date-time":"2025-02-24T11:58:24Z","timestamp":1740398304000},"source":"Crossref","is-referenced-by-count":0,"title":["A much better polynomial time approximation of consistency in the LR calculus"],"prefix":"10.3233","author":[{"family":"L&uuml;cke Dominik","sequence":"additional","affiliation":[]},{"family":"Mossakowski Till","sequence":"additional","affiliation":[]}],"member":"7437","container-title":["Frontiers in Artificial Intelligence and Applications","STAIRS 2010"],"original-title":[],"deposited":{"date-parts":[[2025,2,24]],"date-time":"2025-02-24T12:03:49Z","timestamp":1740398629000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.medra.org\/servlet\/aliasResolver?alias=iospressISSNISBN&issn=0922-6389&volume=222&spage=175"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010]]},"references-count":0,"URL":"https:\/\/doi.org\/10.3233\/978-1-60750-676-8-175","relation":{},"ISSN":["0922-6389"],"issn-type":[{"value":"0922-6389","type":"print"}],"subject":[],"published":{"date-parts":[[2010]]}}}