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Author:
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Year:
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Issue:
Analysis of the Earley Algorithm and Its Improvement
Author(s):
Yang Guangzheng Department of System Scince and Management Science
Pages:
90
-
98
Year:
1985
Issue:
S1
Journal:
Journal of University of Science and Technology of China
Keyword:
算法分析
;
Earley
;
句法分析
;
终极符
;
文法推断
;
模式识别方法
;
产生式
;
构造过程
;
下推自动机
;
运算速度
;
Abstract:
本文讨论了分析前后文无关语言的Earley算法中三种运算之间的关系,并且在此基础上提出了应用一步预测矩阵来对Earley算法作改进,使句法分析效率更加提高。文章中给出一些例子作为比较。
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