http://en.wikipedia.org/wiki/Henri_Poincaré
"creativity and invention consist of two mental stages,
first random combinations of possible solutions to a problem, followed by a critical evaluation."
according to Poincaré's two stages.
Heeyoul "Henry" Choi, Ph.D.
Big Data Analysis, Machine Learning, Statistical Learning, Manifold Learning, Pattern Recognition, Information Theory
Cognitive Science, Brain Science,
Sensorimotor Integration, Active Perception,
Differential Geometry, Optimization,
Source Separation, Independent Component Analysis
Image Processing, Calibration, Information Integration and more and more...