While it borrowed from DENDRAL, its own contributions strongly influenced the future of expert system development, especially commercial systems.Earl Sacerdoti developed techniques of partial-order planning in his NOAH system, replacing the previous paradigm of search among state space descriptions.Sacred mechanical statues built in Egypt and Greece were believed to be capable of wisdom and emotion.Hermes Trismegistus would write "they have sensus and spiritus ...This book is considered by some to mark the beginning of the AI winter of the 1970s, a failure of confidence and funding for AI.Nevertheless, significant progress in the field continued (see below).The method would be developed further by Gottfried Leibniz in the 17th century.
Gottfried Leibniz improved the earlier machines, making the Stepped Reckoner to do multiplication and division.
Dendral program (Edward Feigenbaum, Joshua Lederberg, Bruce Buchanan, Georgia Sutherland at Stanford University) demonstrated to interpret mass spectra on organic chemical compounds.
First successful knowledge-based program for scientific reasoning.
Leonard Uhr and Charles Vossler published "A Pattern Recognition Program That Generates, Evaluates, and Adjusts Its Own Operators", which described one of the first machine learning programs that could adaptively acquire and modify features and thereby overcome the limitations of simple perceptrons of Rosenblatt Joseph Weizenbaum (MIT) built ELIZA, an interactive program that carries on a dialogue in English language on any topic.
It was a popular toy at AI centers on the ARPANET when a version that "simulated" the dialogue of a psychotherapist was programmed.by discovering the true nature of the gods, man has been able to reproduce it." Mosaic law prohibits the use of automatons in religion.