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Static Analysis of String Stability and Group Territory in Computer Go  

박현수 (경동정보대학 컴퓨터정보통신계열)
이두한 (경동정보대학 컴퓨터정보통신계열)
김항준 (경북대학교 컴퓨터공학과)
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Abstract
We define a string stability heuristically and divide the board into group territory in computer Go. Elements of string stability are eye(E), eye-like(EL), special-eye(SE), extension-point(EX), liberty(L) and connection-point(CP). A string stability have 5 levels that are complete alive, alive, unsettled, danger and killed level. A group is made strings and link-points and have the territory. Territory division of a group is acquired by strings stability and link-points which are marym-mo, hankan, nalil-ja, and twokan between string and string. We compare our method with the result of evaluation of professional player. As a result, the mean error is 8.7.
Keywords
computer go; group; territory; evaluation; eye;
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