The paper discusses the technologic al foundation of security on AS /400s ystem and establishes an ap-proach to implementation of its secu rity planning and application considering security tools of security le vel,se-curity value,user profile,object a uthorization and data authorizatio n.

In order to deal with part occlusion,a description interaction based moving human tracking approach is put forward.

The User Interaction Function Design and Implement of Graphic Software under Windows;

In order to seek a way to develop the 3rd value-added service using Parlay API, a Monitoring-Controlling model to develop service is provided, which is focused on mechanism of event s subscribing & notifying , according to the study in call control and user interaction part of Parlay specification and combination of many Parlay API.

A metadata model called Template Model to deal with the user interaction forms on the web pages is proposed.

The construction and maintenance of user profile based on behavior and retrieval system are introduced.

The construction and maintenance of user profile based on behavior was introduced.

The expression and auto explicit learning algorithm of ontology-based user profile are given as well as the ontology-based fusion algorithm of search result.