php-ml/CHANGELOG.md

CHANGELOG

This changelog references the relevant changes done in PHP-ML library.

• 0.5.0 (2017-11-14)

  • general [php] Upgrade to PHP 7.1 (#150)
  • general [coding standard] fix imports order and drop unused docs typehints
  • feature [NeuralNetwork] Add PReLU activation function (#128)
  • feature [NeuralNetwork] Add ThresholdedReLU activation function (#129)
  • feature [Dataset] Support CSV with long lines (#119)
  • feature [NeuralNetwork] Neural networks partial training and persistency (#91)
  • feature Add french stopwords (#92)
  • feature New methods: setBinPath, setVarPath in SupportVectorMachine (#73)
  • feature Linear Discrimant Analysis (LDA) (#82)
  • feature Linear algebra operations, Dimensionality reduction and some other minor changes (#81)
  • feature Partial training base (#78)
  • feature Add delimiter option for CsvDataset (#66)
  • feature LogisticRegression classifier & Optimization methods (#63)
  • feature Additional training for SVR (#59)
  • optimization Comparison - replace eval (#130)
  • optimization Use C-style casts (#124)
  • optimization Speed up DataTransformer (#122)
  • bug DBSCAN fix for associative keys and array_merge performance optimization (#139)
  • bug Ensure user-provided SupportVectorMachine paths are valid (#126)
  • bug [DecisionTree] Fix string cast #120 (#121)
  • bug fix invalid typehint for subs method (#110)
  • bug Fix samples transformation in Pipeline training (#94)
  • bug Fix division by 0 error during normalization (#83)
  • bug Fix wrong docs references (#79)

• 0.4.0 (2017-02-23)

  • feature [Classification] - Ensemble Classifiers : Bagging and RandomForest by Mustafa Karabulut
  • feature [Classification] - RandomForest::getFeatureImportances() method by Mustafa Karabulut
  • feature [Classification] - Linear classifiers: Perceptron, Adaline, DecisionStump by Mustafa Karabulut
  • feature [Classification] - AdaBoost algorithm by Mustafa Karabulut
  • bug [Math] - Check if matrix is singular doing inverse by Povilas Susinskas
  • optimization - Euclidean optimization by Mustafa Karabulut

• 0.3.0 (2017-02-04)

  • feature [Persistency] - ModelManager - save and restore trained models by David Monllaó
  • feature [Classification] - DecisionTree implementation by Mustafa Karabulut
  • feature [Clustering] - Fuzzy C Means implementation by Mustafa Karabulut
  • other small fixes and code styles refactors

• 0.2.1 (2016-11-20)

  • feature [Association] - Apriori algorithm implementation
  • bug [Metric] - division by zero

• 0.2.0 (2016-08-14)

  • feature [NeuralNetwork] - MultilayerPerceptron and Backpropagation training

• 0.1.2 (2016-07-24)

  • feature [Dataset] - FilesDataset - load dataset from files (folder names as targets)
  • feature [Metric] - ClassificationReport - report about trained classifier
  • bug [Feature Extraction] - fix problem with token count vectorizer array order
  • tests [General] - add more tests for specific conditions

• 0.1.1 (2016-07-12)

  • feature [Cross Validation] Stratified Random Split - equal distribution for targets in split
  • feature [General] Documentation - add missing pages (Pipeline, ConfusionMatrix and TfIdfTransformer) and fix links

• 0.1.0 (2016-07-08)

  • first develop release
  • base tools for Machine Learning: Algorithms, Cross Validation, Preprocessing, Feature Extraction
  • bug [General] #7 - PHP-ML doesn't work on Mac