# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to
[Semantic Versioning](http://semver.org/spec/v2.0.0.html).

## [Unreleased]

## [0.8.0] – 2023-12-26

### Changed
- Support JRuby 9.4.0.0+ (Ruby v3 compatibility)

## [0.7.4] – 2022-03-25

### Changed

- Update Weka Jar dependency to weka-dev v3.9.6  
  Please also refer to the weka changelog for included updates & fixes:  
  https://www.cs.waikato.ac.nz/~ml/weka/CHANGELOG-3-9-6
- Update dev dependencies

### Fixed

- `#use_options` in JRuby v9.3.4.0 (passing kwargs in internal method failed)

## [0.7.3] – 2021-01-21

### Changed

- Update Weka Jar dependency to weka-dev v3.9.5  
  Please also refer to the weka changelog for included updates & fixes:  
  https://www.cs.waikato.ac.nz/~ml/weka/CHANGELOG-3-9-5
- Update dev dependencies

## [0.7.2] – 2020-03-20

### Changed

- Update Weka Jar dependency to weka-dev v3.9.4  
  Please also refer to the weka changelog for included updates & fixes:  
  https://www.cs.waikato.ac.nz/~ml/weka/CHANGELOG-3-9-4
- Drop shoulda-matchers as dev-dependency

## [0.7.1] – 2018-11-09

### Changed

- Update Weka Jar dependency to weka-dev v3.9.3
- Update rake to \~>12.0, jar-dependencies to \~>0.4

### Fixed

- Float::NAN check in Weka::Core::Attributes#internal_value_of

## [0.7.0] – 2018-01-01

### Added

- Add new unsupervised attribute filters added in weka-dev v3.9.2
- Make classes from weka.filters module available
- Make WeightedInstancesHandlerWrapper available in Weka::Classifiers::Meta
- Make FilteredClusterer & MakeDensityBasedClusterer available in
  Weka::Clusterers

### Changed

- Update Weka Jar dependency to weka-dev v3.9.2

## [0.6.0] – 2017-12-17

### Added

- #copy method for Weka::Core::Instances

### Changed

- Load Jars with jar-dependencies instead of lock_jar gem
- Make Weka::Core::Instances#instance_from public

### Fixed

- Weka::UnassignedTrainingInstancesError when running #classify/#cluster and
  #distribution_for on deserialized classfiers and clusterers

## [0.5.0] – 2017-06-17

### Added

- #to_m (to Matrix) method for Weka::Core::Instances
- Curve classes in Weka::Classifiers::Evaluation module
- Allow including additional modules on class building
- Rubocop config for project

### Changed

- Allow passing a hash to Weka::Core::Instances#add_instance

### Removed

- Block argument in Weka::Core::Instances#initialize

## [0.4.0] – 2016-12-22

### Added

- C45 converters
- Full support for string attributes

### Removed

- ActiveSupport as dependency

## [0.3.0] – 2016-02-10

### Added

- Allow adding Instances with missing values
- Allow creating DenseInstances with missing values
- #merge method for Weka::Core:Instances

## [0.2.0] – 2016-01-19

### Added

- Serialization/deserialization functionality
- #apply_filters method for Weka::Core::Instances

## [0.1.0] – 2015-12-26

Initial release

[unreleased]: https://github.com/paulgoetze/weka-jruby/compare/v0.8.0...HEAD
[0.8.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.7.4...v0.8.0
[0.7.4]: https://github.com/paulgoetze/weka-jruby/compare/v0.7.3...v0.7.4
[0.7.3]: https://github.com/paulgoetze/weka-jruby/compare/v0.7.2...v0.7.3
[0.7.2]: https://github.com/paulgoetze/weka-jruby/compare/v0.7.1...v0.7.2
[0.7.1]: https://github.com/paulgoetze/weka-jruby/compare/v0.7.0...v0.7.1
[0.7.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.6.0...v0.7.0
[0.6.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.5.0...v0.6.0
[0.5.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.4.0...v0.5.0
[0.4.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.3.0...v0.4.0
[0.3.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.2.0...v0.3.0
[0.2.0]: https://github.com/paulgoetze/weka-jruby/compare/v0.1.0...v0.2.0
[0.1.0]:
  https://github.com/paulgoetze/weka-jruby/compare/ce6a985017c28ea755290a9baba4d81acddc2d20...v0.1.0