The method that disposes a Local Policy Decision Point(LPDP) between the traditional Policy Decision Point(PDP) and Policy Enforcement Point(PEP) is proposed, and the LPDP can exchange the policy information with the PEP by disposing the LPDP on the satellite agent which has the function of management.

Dynamic choose algorithm of decision-making strategy in robot soccer match;

And we try to discuss how purchase task character, consumers personality, purchase decision involve, perceived risk and product familiarity impact on decision strategy and decision quality of purchase decision, from the point of view of psychological pro.