Performance Performance measure Happiness When of evaluating performance

Performance • Performance measure - Happiness - ? ? • When of evaluating performance • Degree of success

Rationality and Omniscience • Omniscience knows actual outcome of its action • Rationality expected success given what has been perceived : performance measure : percept sequence : knowledge about the environment : actions that the agent can perform

Autonomy • A system is autonomous to the extent that its behavior is determined by its own experience • Clock designer : : : ? ? ? Omniscience designer ? ? ? Intelligent clock

Software agent (softbot) • Agent = architecture + program <Agents> • Simple reflex agents : condition-action rule • Agents that keep track of the world : How the world evolves; What my action do? (What the world is like? )

Software agent (Cont. ) • Goal-based agents : goal information which describes situations that are desirable : search and planning (what it will be like if I do some actions

Software agent (cont. ) • Utility-based agents : Utility is a function that maps a state onto a real number describing the associated degree of happiness : (1) conflicting goals, (2) when it is impossible to achieve the goal, the likelihood of success can be weighted

Environments • Accessible inaccessible • Deterministic non-deterministic • Episodic non-episodic (decomposable or not) • Static dynamic • Discrete continunous (( page 47, 그림 2. 13 참고)