Re: brute force and knowledge

[Vincent Diepeveen <diep@xxxxxxxxx>]

At 02:26 PM 11/27/98 GMT, John Clarke wrote:
>Hi
>
>> There have been a number of studies to how humans search. It appears
>> that the difference between professional players and strong amateur players
>> is not a huge search. In contradiction, some professional players see
>> very little. The main difference is however the knowledge professional
players
>> use to look right away to the right position, so the right move gets
>> chosen nearly directly, without massive parallel search.
>> 
>> See already old studies from De Groot and others.
>
>I'm sorry if I've been expressing myself badly, but this is exactly what I
>mean.  The professionals aren't finding the good moves by magic.  Their
>subconscious is suggesting the best moves which are then consciously
>evaluated.
>
>The brain isn't doing a lot of serial (eg. tree search) computation - since
>pros can play fast, so it must be a big parallel evaluation.
>
>You don't see the parallel search because it is subconscious.  That's why the
>pro's find it hard to say what made the move the best.  The search is almost
>certainly some kind of pattern matching since that's what we excel at.

Can you redefine what you say?

LIttle confused here what you mean to express. 
I see clear difference between:
  'pattern matching' and 'parallel search'

In fact it is the opposite of each other. 

>Regards
>John Clarke
>johnc@xxxxxxxxxxxxxxxxx
>
>