These people do not care how the machine does a task, the important thing is that the task is accomplished. They would not care what procedure the machine used to decide which chess moves to make, so long as it played winning chess. Others define intelligence in terms of process . That is, they say that human beings are intelligent, so intelligence consists of solving problems by following the same process that humans would use to solve the same problems. The goals of work in AI are as varied as the workers in the field.
Most people fall into one or more of three basic categories, however.
There have been several success in the area. Still, many areas which are of great interest, like understanding human speech, have a very long way to go. This requires, in general, a very good understanding of the problem and its solution on the part of the programmer. For example, the program could be designed to find the cheapest set of airline flights connecting a salesman's trip to visit all his clients can be guaranteed to get the right answer, but unfortunately the amount of computer time it takes to do the calculation increses exponentially as the number of citites increases. This makes it unlikely that this particular set of instructions is going to be used for any significant number of actual calculations.