Al planning has been the key research topic in artificial intelligence(AI) community. In recent years, Al planning technology has been applied to solve many real-world problems, which gives a challenge for Al planner both in handling power and efficiency. This paper studied a kind of expressive temporal planning paradigm-constraint based in-rnterval(CBI) planning. Based on the dynamic constraint satisfaction problem framework,the author designed a new CBI algorithm named LP-TPOP. The paper gave the proof of soundness and completeness for LP-TPOP, and algorithm demonstration for a CBI planning example.%智能规划已经成为人工智能领域最热门的研究主题之一.近年来,智能规划在现实领域的应用越来越广泛,这对规划器的处理能力和效率提出了很大的挑战.以一类强表达时态规划——基于约束区间规划为研究对象,基于动态约束满足框架设计和实现了一个基于约束区间的规划算法LP-TPOP;对算法的可靠性和完备性进行了证明;最后以一个规划实例演示了算法的运行过程.
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