# Intelligent Agents

Intelligent Agents R & N Chapter 2 Rationality A rational agent is one that acts so as to achieve the best outcome or, when there is uncertainty, the best expected outcome. What does best mean? Whats the outcome? How much does it cost to get it? How can we compute the best expected outcome? Bounded rationality (satisficing search)

PEAS Descriptions and State Space Search PEAS: Whats observable in the world **Given by the task Performance Measure Environment Actuators Sensors State space search: Internal reasoning States Initial state Goal state(s) Successor function

Costs (of paths and/or states) **Created by designer How Do They Relate? Criminal defense lawyer Perry Mason style: PEAS: Whats observable in the world Performance Measure Environment Actuators Sensors State space search: Internal reasoning

States Initial state Goal state(s) Successor function Costs (of paths and/or states) How Do They Relate? Driving to California: PEAS: Whats observable in the world Performance Measure Environment Actuators

Sensors State space search: Internal reasoning States Initial state Goal state(s) Successor function Costs (of paths and/or states) PEAS Examples Perf Measure Robot soccer player

Internet book-shopping agent Autonomous Mars rover Mathematicianss assistant Ask Jeeves School lunch planning Envir Acts Sensors

Performance Measures Two kinds of considerations: 1. Where do we end up? 2. How much does it cost (in time, gas, or whatever) to get there? Sometimes only one of these matters, sometimes they both do. Examples: Just 1 matters: Just 2 matters: Both 1 and 2 matter:

Is the Solution a Path or a State? Sometimes the solution is a state: But sometimes we need to output the best path that we found: Characterizing the Environment Obs Soccer player Defense lawyer Ask Jeeves Det

Epi Static Disc Agents Complexity

## Recently Viewed Presentations

• A debit card is a "pay now" point-of-sale transaction card that replaces cash and checks. ... can lose up to \$500 if a lost or stolen debit card is used. ... A consumer used this card to make a \$84.85...
• Band Saw Safety Rules Safety guard must be 1/8" above wood. Used for cutting straight lines. Band saw can't cut curves. Use a push stick to remove scraps from the band saw. Never back out of the wood when the...
• Meaning-making as intertextual. Meaning-making . as a process. Meaning potentials are continuously susceptible to change across time and space. Meaning-making is ongoing and should be an active process of negotiating meaning in space and time.
• Manufacturing Laboratory Lab 1: Safety in the Lab
• Amanda Barwick and Dominique Erney. Portrait of Mrs. Rawlings. Surface. Was about 180 pounds, 5' 7", slim up top, heavy towards the bottom. Wasn't into material appearance. Dresses were always covered in animal hair. Loved to be a hostess.
• Cardiac Output. Still, some people have stronger heart than others. Their heart can pump more blood and allow them to do more work. The amount of blood that your heart pumps in a minute is called Cardiac Output (Q)
• Mission statements answers : Who we are ? Who are the customers ? What we do ? How we do it ? Key Elements of mission statement : Obligation to stakeholder. Scope of the business. Sources of competitive advantage. View...
• Serum M-protein (absolute increase ≥0.5 g/dL) Urine M-protein (absolute increase of ≥200 mg/24 hours) Bone marrow plasma cell percentage (at least 10 percent absolute increase) in patients who lack measurable M protein levels Difference in the kappa and lambda FLC...