基于PETRI网的学习型信息检索系统设计

用户的信息检索与利用是一个知识进步的过程,本文基于PETRI网设计一种学习型的信息检索系统模型,满足用户在信息检索中不断知识学习和进步过程中的文献利用要求。

Users＇ information retrieval and use are a course of progressive knowledge. This paper has designed a learning information retrieval system model on the basis of PETRI net. It could meet the user＇s document demand in the coume of the information retrieval while the users are studying and progressing.