Deep Learning has revolutionised Pattern Recognition and Machine Learning. It is about credit assignment in adaptive systems with long chains of potentially causal links between actions and consequences.
M. Kayed, and K. Shaalan. IEEE Transactions on Knowledge and Data Engineering, 18 (10):
1411--1428(2006)Member-Chia-Hui Chang and Member-Moheb Ramzy Girgis.
F. Limpens, F. Gandon, and M. Buffa. Automated Software Engineering - Workshops, 2008. ASE Workshops 2008. 23rd IEEE/ACM International Conference on, (September 2008)
B. Bartsch-Spörl, M. Lenz, and A. Hübner. XPS-99: Knowledge-Based Systems - Survey and Future Directions,, volume 1570 of Lecture Notes in Computer Science, page 67-89. Springer, (1999)