By Jonathan Schaeffer
The re-creation of this notable ebook tells of the construction of the area champion checkers laptop application, Chinook. in just years, Chinook had develop into a valuable opponent to the area champion, and inside 4 years had defeated the entire world's most sensible human gamers. Jonathan Schaeffer, the originator and chief of the Chinook crew, offers an engrossing account of disasters and successes. He describes the human tale at the back of this system and his personal emotions in studying from error and technical difficulties in a continual attempt to enhance Chinook's functionality. starting in 1988, we stick with the improvement of Chinook from an blameless query requested over lunch via to the ultimate fit opposed to then international champion, Marion Tinsley, and finally to its fresh triumph, perfecting checkers. because the tale unfolds, readers are brought to its key figures, and to the principles of checkers and the fundamentals of computing device online game courses. for this reason, all these drawn to computing and video games will take pleasure in this e-book.
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Extra info for One Jump Ahead: Challenging Human Supremacy in Checkers
Perhaps the game is best summed up by a poem written by grandmaster Willie Ryan: 5Minneapolis Star Tribune, May 21,1992. 2. Bottomless Well 35 A Draughts Player's Acrostic C Stands for Competition, The life blood of our game; H Is for the Honor, To justify its fame; E Inspires Effort, To keep our game alive; C Brings on the Contest , So that rivalry may thrive; K Alas, gives us Kibitzers, Who show up all the flaws; E Reminds us of the End game, Where many miss their draws! R Gives birth to Recognition, For those who lead the class; S We know spells the Science, No other game can surpass; Put them all together , And a magic word is found; Three lusty cheers for Checkers; The greatest game profound!
On the Schaeffer scale of losses-s-O meaning a shrug of the shoulders and 10 being gut-wrenching agony-this was a 3. I couldn't get the game out of my mind. That night I tossed and turned in bed as every move replayed itself in my subconscious, over and over again, like a bad nightmare that won't go away. In my computer chess career I didn't have any l Os, but there were a few close calls. Like the time in the 1983 World Computer Chess Championship when Phoenix threw away a draw in the last round.
Building an endgame database. The results from chess endgame database calculations have rewritten some of the literature on the game . For example, a king and two bishops versus a king and one knight was generally thought to be a drawn endgame. Not so, said the databases; the bishops win. King and queen versus king and two bishops? This was a surprising win for the queen, since all the books predicted it to be a draw. The results from the endgame databases can have an important impact on the rules of the game .
One Jump Ahead: Challenging Human Supremacy in Checkers by Jonathan Schaeffer