主题词概念分层 thesaurus concept hierarchy
In the traditional association rule mining algorithm, concept hierarchy tree only provides concept hierarchy information of items, and the efficency of searching items is not high in this tree structure.
在传统的多层关联挖掘算法中，概念层次树只提供项目的概念分层信息，导致项目查找效率不高。
参考来源 - 一种改进的多层关联规则挖掘算法·2,447,543篇论文数据，部分数据来源于NoteExpress
整个模型是建立在已有网络协议的基础上，并且采用了概念分层结构。
The whole model is created on the network protocol and adopts the concept layered structure.
该系统具备多种领域知识的概念分层表示功能、事务表编制功能，实现了知识发现的基本功能。
The system is capable of the concept hierarchy knowledge representation for various domain-knowledge and of making transaction table.
有时也将其称为“SOA分层体系结构”，其中介绍了各个层次和概念(如业务流程、服务或服务组件)及其相互间的关系。
Sometimes referred to as "the SOA layered architecture", this model introduces layers and concepts such as business process, service, or service component, as well as the relationships between them.
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