Artificial Intelligence

Introduction

LISP

LISP Programs

Expert Systems

 

INTRODUCTION & TERMINOLOGIES

Definition of AI

Definition 1

AI is the branch of computer science concerned with the study and creation of computer systems that exhibit some form of intelligence; systems that learn new concepts and tasks, systems that can reason and draw useful conclusions about the world around us, systems that can understand a natural language or perceive and comprehend a visual scene and systems that perform other types of feats that require human types of intelligence.

Definition 2

It is the science and engineering of making intelligent machines, especially intelligent computer programs. It is related to the similar task of using computers to understand human intelligence, but AI does not have to confine itself to methods that are biologically observable.

Intelligence

Dictionaries define intelligence as the ability to acquire,understand and apply knowledge or the ability to exercise thought and reason.

Intelligence is the computational part of the ability to achieve goals in the world. Varying kinds and degrees of intelligence occur in people, many animals and some machines.

Intelligence embodies all of the knowledge and feats, both conscious and unconscious, which we have acquired through study and experience; highly refined sight and sound perception; thought ; imagination; the ability to converse,read,write,drive a car,memorize and recall facts,express and feel emotions; and much more.

The food for intelligence is Knowledge.

Knowledge

Knowledge can be defined as the body of facts and principles accumulated by human kind or the act,fact or state of knowing.

Belief

Belief is defined as any meaningful and coherent expression that can be represented.Thus , a belief may be true or false.

Hypothesis

Hypothesis is a justified belief that is not known to be true.Thus, a hypothesis is a belief which is backed up with some supporting evidence,but it may still be false.

With these terms,Knowledge can be defined as true justified belief.

Epistemology is the study of the nature of knowledge.

Metaknowledge is knowledge about knowledge ,i.e., knowledge about what we know.

Applications of AI

For more details check out

AI Application

http://www-formal.stanford.edu/jmc/whatisai/node3.html

Branches of AI

http://www-formal.stanford.edu/jmc/whatisai/node2.html

 

 

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