4 Heuristic Search 4.0 Introduction 4.1 An Algorithm for Heuristic Search 4.2 Admissibility, Monotonicity, and Informedness 4.3 Using Heuristics in Games 4.4 Complexity Issues 4.5 Epilogue and References 4.6 Exercises Additional references for the slides:

BySearch in Artificial Intelligence. Find the next move in chess, checkers. Scheduling: finding a good class schedule. Theorem proving: given a set of axioms and inference rules, find a proof of a theorem. Planning: find a sequence of actions to achieve a goal for a robot.

ByInformed search algorithms. Chapter 4. Material. Chapter 4 Section 1 - 3 Exclude memory-bounded heuristic search . Outline. Best-first search Greedy best-first search A * search Heuristics Local search algorithms Hill-climbing search Simulated annealing search Local beam search

ByChapter 2: Data Preprocessing. Why preprocess the data? Data cleaning Data integration and transformation Data reduction Discretization and concept hierarchy generation Summary. Data Reduction Strategies. Why data reduction? A database/data warehouse may store terabytes of data

ByInformed search algorithms. Chapter 4. Material. Chapter 4 Section 1 - 3 Exclude memory-bounded heuristic search . Outline. Best-first search Greedy best-first search A * search Heuristics Local search algorithms Hill-climbing search Simulated annealing search Local beam search

ByCMSC 671 Fall 2001. Class #8 – Thursday, September 27. Today’s class. Game playing Game trees Minimax Alpha-beta pruning Adding randomness Deep Blue (da chess champeen of da woild!). Game Playing. Chapter 5.

ByCS503: Eighth Lecture, Fall 2008 Binary Trees. Michael Barnathan. Project Ideas. General idea: something that won’t take more than a couple of weeks but that you can use in a portfolio. These are just my ideas; feel free to come up with your own. Web crawler. Sockets, Trees, Recursion.

ByProduction systems and Control Strategies. Strategies. Control Strategies: It is a technique or strategy, tells us about which rule has to be applied next while searching for the solution of a problem within problem space

By4.1.3 Heuristic Search and Expert Systems (1). An interesting approach to implementing heuristics is the use of confidence measures by expert systems to weigh the results of a rule. Expert systems employ confidence measures to select the conclusions with the highest likelihood of success.

ByInformed search algorithms. Chapter 4. Material. Chapter 4 Section 1 - 3 Exclude memory-bounded heuristic search . Outline. Best-first search Greedy best-first search A * search Heuristics Local search algorithms Hill-climbing search Simulated annealing search Local beam search

ByHeuristics. CPSC 386 Artificial Intelligence Ellen Walker Hiram College. Informed Search Strategies. Also called heuristic search All are variations of best-first search The next node to expand is the one “most likely” to lead to a solution

ByPublic Key Systems. Public Key Systems. We briefly discuss the following Merkle-Hellman knapsack Diffie-Hellman key exchange Arithmetica key exchange RSA Rabin cipher NTRU cipher ElGamal signature scheme. Public Key Crypto.

ByHeuristic Search. Russell and Norvig: Chapter 4 CSMSC 421 – Fall 2005. Modified Search Algorithm. INSERT( initial-node,FRINGE) Repeat: If FRINGE is empty then return failure n REMOVE(FRINGE) s STATE( n ) If GOAL?( s ) then return path or goal state

ByIntelligent Systems (AI-2) Computer Science cpsc422 , Lecture 5 Jan, 15, 2014. Slide credit POMDP: C. Conati and P. Viswanathan. MDPs scalability.

ByCS 4701 – Practicum in Artificial Intelligence Pre-proposal Presentation. TEAM SKYNET: Brian Nader Stephen Stinson Rei Suzuki. Write a Chinese checkers AI Improve our understanding of… Heuristic Search Machine Learning Other AI features Motivation: TO TERMINATE ALL ENEMIES!.

BySearch. Automated Planning and Decision Making Prof. Ronen Brafman. Automated Planning and Decision Making 2007. 1. Introduction. In the past, most problems you encountered were such that the way to solve them was very “ clear ” and straight forward: Solving quadratic equation.

ByTrade off between Exploration and Exploitation in Satisficing Planning. Fan Xie. Outline. What is Satisficing Planning Heuristic Search in Planning Why we need exploration? Analysis of Arvand Arvand -LTS: Arvand with Local MCTS Experiments. Outline. What is Satisficing Planning

ByArtificial Intelligence Lecture No. 7 . Dr. Asad Safi Assistant Professor, Department of Computer Science, COMSATS Institute of Information Technology (CIIT) Islamabad, Pakistan. Summary of Previous Lecture. Problem solving by searching What is Search? Problem formulation

ByReliable Off Road Autonomous Vehicles in Challenging Environments. DARPA Program Carnegie Mellon University. DARPA Program. DARPA PerceptOR “Perception for Off Road Navigation” Followed by LAGR (Learning Applied to Ground Robots) Outdoor autonomous mobility research 3 years

ByThe CONVERSE Project: Tough on Change, Tough on the Causes of Change. Improving Software in Engine Controllers University of York John McDermid, John Clark RA: Nigel Tracey RS: Zoe Stephenson. Improving Engine Controller Software Development.

ByView Heuristic search PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Heuristic search PowerPoint presentations. You can view or download Heuristic search presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.