Chess Skill in Man and Machine

摘要: Ten years of intensive effort on computer chess have produced notable progress. Although the background information and technical details that were written in 1975 for first edition this book are still valid most essential points, hardware software refinements had a major impact effectiveness these ideas. The current crop machines performing at unexpectedly high levels. approach epitomized by series programs developed David Slate Larry Atkin Northwestern middle 1970s (i. e., sophisticated search algorithm using very little knowledge) was expected to reach an asymptbtic level performance no higher than class A player (USCF rating between 1800 2000). This perspective argued quite vigorously Eliot Hearst Chapter 8 held time many experts. Subsequent events clearly demonstrated asymptotic type pro gram it least as master 2200 2400). Current discussions now focus upon whether earlier reser vations wrong principle or simply underestimated asymptote. If there is real barrier which will prevent program from attaining world championship performance, not evident steady progress has been observed during last decade."