Showing content from https://github.com/pushkar/ABAGAIL below:
pushkar/ABAGAIL: The library contains a number of interconnected Java packages that implement machine learning and artificial intelligence algorithms. These are artificial intelligence algorithms implemented for the kind of people that like to implement algorithms themselves.
The library contains a number of interconnected Java packages that implement machine learning and artificial intelligence algorithms. These are artificial intelligence algorithms implemented for the kind of people that like to implement algorithms themselves.
*For discrete optimization problems see java examples /src/opt/test or jython versions /jython
*For jython | csv | python and grid search examples see /jython
*Also see Wiki, FAQ
- Fork it.
- Create a branch (
git checkout -b my_branch)
- Commit your changes (
git commit -am "Awesome feature")
- Push to the branch (
git push origin my_branch)
- Open a Pull Request
- Enjoy a refreshing Diet Coke and wait
- Baum-Welch reestimation algorithm, scaled forward-backward algorithm, Viterbi algorithm
- Support for Input-Output Hidden Markov Models
- Write your own output or transition probability distribution or use the provided distributions, including neural network based conditional probability distributions
- Neural Networks
Feed-forward backpropagation neural networks of arbitrary topology
- Configurable error functions with sum of squares, weighted sum of squares
- Multiple activation functions with logistic sigmoid, linear, tanh, and soft max
- Choose your weight update rule with standard update rule, standard update rule with momentum, Quickprop, RPROP
- Online and batch training
- Support Vector Machines
Fast training with the sequential minimal optimization algorithm
- Support for linear, polynomial, tanh, radial basis function kernels
- Decision Trees
Information gain or GINI index split criteria
- Binary or all attribute value splitting
- Chi-square signifigance test pruning with configurable confidence levels
- Boosted decision stumps with AdaBoost
- K Nearest Neighbors
Fast kd-tree implementation for instance based algorithms of all kinds
- KNN Classifier with weighted or non-weighted classification, customizable distance function
- Linear Algebra Algorithms
Basic matrix and vector math, a variety of matrix decompositions based on the standard algorithms
- Solve square systems, upper triangular systems, lower triangular systems, least squares
- Singular Value Decomposition, QR Decomposition, LU Decomposition, Schur Decomposition, Symmetric Eigenvalue Decomposition, Cholesky Factorization
- Make your own matrix decomposition with the easy to use Householder Reflection and Givens Rotation classes
- Optimization Algorithms
Randomized hill climbing, simulated annealing, genetic algorithms, and discrete dependency tree MIMIC
- Make your own crossover functions, mutation functions, neighbor functions, probability distributions, or use the provided ones.
- Optimize the weights of neural networks and solve travelling salesman problems
- Graph Algorithms
EM with gaussian mixtures, K-means
PCA, ICA, LDA, Randomized Projections
- Convert from continuous to discrete, discrete to binary
- Reinforcement Learning
Value and policy iteration for Markov decision processes
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