tree pointer

In this paper, T-st index is proposed, it is improved base on T-tree index, the successor and tail pointer are added, and the corresponding algorithm is designed, the ability of range searching, inserting, and deletion are all improved.

本文针对T树索引进行了改进，在原有的节点结构中加入后继指针和尾指针，提出了T-st树索引，设计了相应的算法，使范围查询、插入和删除等方面的性能有较大提高。

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Each transaction in the frequent item sets insert into the process of FP-tree, the dynamic pointer to achieve, which can improve storage utilization. 2.

在把每个事务中的频繁项目集插入到FP-tree的过程中，采用动态指针来实现，提高存储空间利用率。

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Pattern matching utilizes abstract syntax tree isomorphism algorithm; Pointer semantics determines the semantics of programs through semantic constraints to check out security vulnerabilities; Interprocedural analysis adopts summary-based context sensitive analysis.

模式匹配采用了抽象语法树同构判断算法；指针语义则是通过语义约束来确定程序唯一语义以达到检查安全漏洞的目的；跨过程分析采用基于总结的上下文敏感分析方法。

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