A hierarchical semantic associative video model was proposed which described video information in hierarchicalconcept tree, scene network and semantic object net.
提出一种视频的分层语义联想模型，构造三个层次的信息：概念层次树，场景网络和语义对象网络。
2
The concept of multilevel decision making is raised for solving the decision making problems in hierarchical administrative structure.
层次管理结构中的决策问题引出了多层决策概念。
3
Second, two frameworks for concept modeling such as function – capability hierarchical graph and entity structure hierarchical graph were proposed.