unit 4 artificial intelligence.ppt

1、UNIT 4,ARTIFICIAL INTELLIGENCE,HUMAN,2,MACHINE,vs.,3,Overview,What is AI? (and why is it so cool?) AI: Past and Present History of AI AI Today Computational vs. Biological Memory The Skeptical Voices,What is AI?,5,AI: A Vision,Could an intelligent agent living on your home computer manage your email

2、, coordinate your work and social activities, help plan your vacations even watch your house while you take those well planned vacations?,Main Goal of AI,Represent and store knowledge Retrieve and reason about knowledge Behave intelligently in complex environments Develop interesting and useful appl

3、ications Interact with people, agents, and the environment,7,Computer Science at the most important part of E.g. The crux of the matter is whether or not hed intended to commit a crime. Amenable: adj. ready to be guided or influenced by E.g. They had three very amenable children.,Meaning:,The most i

4、mportant part of the matter is the question of whether the human brain and behavior arise entirely from physical law and whether, moreover, physical law can be calculatedthat is to say, whether it is easy to be simulated by computers.,Para 16,“My view is that there is no good scientific evidence to

5、negate either of these propositions.” Negate: v. to stop sth. from having any effects; to declare untrue; to deny E.g. Efforts to expand the tourist industry could be negated by reports that the sea is highly polluted. These facts negate your theory. Meaning: I believe that no good scientific eviden

6、ce could disprove both of the opinions.,Para 17,“Of course, computers can robots today fall far short of broad human or even animal competence.” Meaning: Of course, computers and robots today can hardly match up to broad human or even animal competence.,Para 23,“Further queries would elicit more det

7、ails about a simple inner mental life concerned only with concrete situations and people in its work area.” Meaning: Further questions posed to the robots will get more detailed answers about a simple inner mental life which is only connected with real situations and people in its work area.,Para 25

8、,“Properly educated, the resulting robots will become quite formidable.” Meaning: If the robots are properly programmed, the final one will become quite impressive and powerful.,Para 25,“Humans will play a pivotal role in formulating the intricate complex of laws that will govern corporate behavior.

9、” Meaning: Humans will play a core role in formulating the complicated laws which will govern the robots corporate behavior.,Para 26,“In that case, mass-produced, fully educated robot scientists working diligently, cheaply, rapidly and increasingly effectively will ensure that most of what science knows in 2050 will have been discovered by our artificial progeny!” Meaning: If things develop in that way, mass-produced, fully educated robot scientists who work diligently, cheaply, rapidly and increasingly effecti