self-conjugate graph

And to research the semi-structure characteristics of XML: self-describe, graph-based model and irregular. Then the analysis of normal tree-structure model is presented. Lastly, we give labeled ordered tree objects.

在对数据模型的研究中，首先介绍了XML数据模型和半结构化的数据模型，研究了XML的半结构化特征：自描述、图结构和不规则，并分析了XML常见的树结构模型。

By using of the characters of safe Petri nets, a place invariant generation algorithm which uses the reachability tree of safe Petri nets and complete graph of mth order with self-loop is presented.

利用安全Petri网的特点，提出一种由安全Petri网可达树和带自环的m阶完全图来计算位置不变式的生成算法。

A new distributed algorithm based on graph theory optimizing model and the throughput analysis for self organizing radio communication network

基于图论优化模型的自组织网络算法与网络吞吐率分析