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ICE is a simple mathematical calculator with very useful shortcuts for Engineer: works natively with tolerance, can run Monte Carlo analysis, uses engineer notation, includes most of the day by day functions used by engineers.
The metric project supplies, via the web, educational materials in mathematics and mathematics-based subjects. There are interactive explorations of mathematical ideas, self-test exercises, tools and tutorials.
Java Kohonen Neural Network Library
Kohonen neural network library is a set of classes and functions for design, train and use Kohonen network (self organizing map).
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Dancing Networks attempts to create self-drawing diagrams by applying the laws of motion as we know them today. The process of the diagrams drawing themselves looks like a network that starts its dance in chaos but gravitates toward harmony and order.
SNARLI (Simple Neural ARchitecture LIbrary) is a Java package containing a back-prop layer class and classes for the Self-Organizing Map and Incremental Growing Grid. The back-prop class supports sigma-pi connections and back-prop-through-time.