Overview of Artificial Intelligence

Junling Hu

Bay Area AI Meetup, February 11, 2007

Cognitive abilities of a computer

See—computer vision Hear—Speech recognition Speak—Speech generation Move –Robots Think—intelligent reasoning

Logic inference Learning (improve through experience) Planning Decision making

Computer Vision

Boundary Detection

Vision Applications:

Traffic monitoring

Surveillance: camera monitor intruders or walking suspect

Facial detection

Application of Speech Cognition

Dictation Customer service Historical archive

Natural language processing

Grammar: universal grammar Semantic understanding Knowledge representation User Intention modeling

Application of Natural language processing Machine translation

Web application Information retrieval

Document summary Informational Search

Tutoring

Uncertainty Reasoning

Probability representation Bayesian Network Hidden Markov model

Inference Learning

Machine Learning

Neural Network Classification based on trees Artificial Life, genetic algorithm Reinforcement Learning

Application of machine leaning

Information Filtering agnet Recommendation agent Quality control Data mining

Consumer pattern analysis Criminal pattern Sales forcast

Honda Asimo

Sony SDR

Robots in household

Lawn mower

Vacuum cleaner

Obstacle detection Path planning

Robotic Soccer

Robots in space exploration

Mars Rover Deep space traveling

Robot in Industry

Grape Harvesting Cucumber Harvesting

Robots in medical domain

Hazardous area (under water, toxic waste, chemical plant, space)

Precision driven work: robot surgery

AI and Entertainment

Computer games: Strategy game Character interaction

Movie: computer animation Toy Story Shrek

AI and Education

Educational game and toys for children Learning language and math Learning problem solving

Intelligent tutor Essay grading

TOEFL, essay writing

AI and healthcare

Intelligent helper for elders Disease diagnosis based on DNA data

analysis and classification

AI and business service

Customer service Virtual representative

History of AI

1950 Alan Turing’s paper 1956 Demonstration of the first running AI

program, the Logic Theorist the term “Artificial Intelligence” is created

1962 First industrial robot company was founded. 1960s programs solve algebra word program,

engaging in simple conversation 1970s Expert system appeared 1980s Neural network was widely adopted 1990s Intelligent tutoring, robots, vision, speech recognition

1997 Deep Blue beat the world chess champion) 2000+ Machine Learning applied to Web analysis

Decision making in data warehouse Natural language interface in phone, cars,…