Rule based architecture Conflict resolution strategy Assertions consequent Interpreter rule Match antecedents Programs: Knowledge is lost within the control structures Rule-based Architectures: Separate knowledge and control Knowledge: rules assertions Control: rule interpreter conflict resolution strategy Rule Based Systems Big idea: Separation of Knowledge and Control Rules Forward Rule Systems Forward chair Production rules Goal-directed Rule Systems7 Rule Based Architecture Assertions Rules Rule Interpreter Match antecedents Add consequent Pick rule • Programs: Knowledge is lost within the control structures •Rule-based Architectures: Separate knowledge and control • Knowledge: rules & assertions • Control: rule interpreter & conflict resolution strategy Conflict Resolution Strategy Rule Based Systems • Big idea: Separation of Knowledge and Control • Rules • Forward Rule Systems • Forward chaining • Production rules • Goal-directed Rule Systems