Scala's Pattern Recognition and Machine Learning

sample codes of machine learning models and algorithms written in Scala, for the educational purpose in data science.

Documents

• Scalaで実装するパターン認識と機械学習 (PDF) (HTML)

Chapter 1

Nearest Neighbors

$ java -jar build/libs/mine.jar KNN
$ java -jar build/libs/mine.jar LR
$ java -jar build/libs/mine.jar NBC

Linear Regression

Naive Bayes Classifier

Chapter 2

$ java -jar build/libs/mine.jar MLP
$ java -jar build/libs/mine.jar SGD
$ java -jar build/libs/mine.jar RNN

Multi-Layer Perceptron

Plain SGD vs AdaDelta

Recurrent Neural Network

Chapter 3

$ java -jar build/libs/mine.jar SVM

Linear SVM

Kernel SVM

Chapter 4

$ java -jar build/libs/mine.jar DT

Decision Tree

AdaBoost

Ensemble

Chapter 5

$ java -jar build/libs/mine.jar LDA

Latent Dirichlet Allocation

0,7,14,21,28,35,42,49,56,63,70,77
5,10,15,20,25,30,40,45,50,55,60,65,75,80
3,6,9,12,18,24,27,33,36,39,48,51,54,57,66,69,72,78
2,4,8,16,22,26,32,34,38,44,46,52,58,62,64,68,74,76

Chapter 6

$ java -jar build/libs/mine.jar GMM

K-Means

EM Algorithm

VB-EM Algorithm

Dependencies

• Python3.8
• numpy
• scipy
• matplotlib
• cartopy
• geos

Build

$ gradle build

Contribution

Feel free to make issues at nextzlog/todo. Follow @nextzlog on Twitter.

License

Author

無線部開発班

Clauses

BSD 3-Clause License