| Name | Description | Type | Package | Framework |
| ExponentialDecayFunction | Exponential decay function: a e-x / b, where x is the (integer) independent variable. | Class | org.apache.commons.math3.ml.neuralnet.sofm.util | Apache Commons |
| KohonenTrainingTask | Trainer for Kohonen's Self-Organizing Map. | Class | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| KohonenUpdateAction | Kohonen's Self-Organizing Map. | Class | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| LearningFactorFunction | Provides the learning rate as a function of the number of calls already performed during the learning task. | Interface | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| LearningFactorFunctionFactory | Factory for creating instances of LearningFactorFunction. | Class | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| NeighbourhoodSizeFunction | Provides the network neighbourhood's size as a function of the number of calls already performed during the learning task. | Interface | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| NeighbourhoodSizeFunctionFactory | Factory for creating instances of NeighbourhoodSizeFunction. | Class | org.apache.commons.math3.ml.neuralnet.sofm | Apache Commons |
| QuasiSigmoidDecayFunction | Decay function whose shape is similar to a sigmoid. | Class | org.apache.commons.math3.ml.neuralnet.sofm.util | Apache Commons |