In experiment 1,it was explored whether the subjects tended to use the rule-based categorization strategy after the category structure in Erickson and Kruchke’s experiment was changed so that the rule.

Study on planning strategies of tourist holiday resort area focusing on seasonality problem;

In this paper, as a mind to study the some basic issues in the planning of rural tourism, the planning strategies and methods have to be put forward according to the core contents.

By adopting the comprehensive-space and soft-policy, the cultivation-oriented community planning strategies areto establish the community public open space as a container or holder of sustainable neighborhood development.

Improved UCON_A-based authorization policy specification of grid services;

This method simplifies the policy specification by representing it as a quad-tuple (set of subject, target, action, and constraint).

Module decision is based on access control space as policy specification for general support.

First the related works of QoS in Ad hoc networks was introduced,then we designed and proposed a policy-based system framework for the QoS achievement in Ad hoc networks,and introduced QoS policy rules used in the management system,finally we tested it under Linux system.