Standalone projects and libraries written in Java.

• deps4j

  Java library for determining the minimal set of classes on a classpath to make a supplied list of classes compile (uses the JDK's jdeps tool).

• gpsaltprofile4j

  Generates altitude profiles of GPS traces.

  Supported input formats: CSV, TCX, GPX, KML

  Supported output formats: CSV, PNG

• gpsformats4j

  GPS format conversions in Java. Very simple, very hacky.

  Supported formats: CSV, TCX, GPX, KML

• gsonlines

  For reading/writing data in jsonlines format.

• inetutils4j

  Helper classes for internet related operations, like proxy settings and downloading files.

• java-class-version

  Java library that analyzes class files (dirs/jars) and collects the class file version.

• java-utils

  Java library that tries to mimick Python's enumerate and tuples.

• jcamp-dx

  Reference implemention of the IUPAC JCAMP-DX spectroscopy data standard.

  Fork of orphaned Google code project, slightly modified to fix some bugs.

• jclipboardhelper

  Little helper library for clipboard related operations in Java.

• jfilechooser-bookmarks

  Directory bookmarks for the JFileChooser Swing component.

• jide-oss

  Patched versions of the jide-oss swing library.

• jshell-scripting

  You can write and execute Java code without having to compile, thanks to jshell. This library can be used from command-line straight-away or as Swing widget. Comes with syntax highlighting for your code.

• list-weka-classes

  Helper library for outputting Weka class hierarchies.

• loadlib4j

  Little helper class for testing the loading of native libraries in Java.

• mini-weka

  Stripped down fork of Weka 3.9.x branch (HEAD) without package manager and user interface.

• minify-meka

  Command-line tool for generating a minified build environment of Meka based on a supplied set of classes.

• minify-weka

  Command-line tool for generating a minified build environment of Weka based on a supplied set of classes.

• musicg

  lightweight audio analysis library with the purpose of extracting both high level and low level audio features. Mavenized version of defunct Google Code project.

• princeton-java-algorithms

  The most important algorithms and data structures in use today.

• princeton-java-introduction

  Contains the mavenized code examples from Princeton's Introduction to Programming in Java.

  http://introcs.cs.princeton.edu/java/

• processoutput4j

  Simple Java library for capturing stdout/stderr of processes launched from within Java.

• quicken4j

  Simple library for reading in Quicken Interchange Format (QIF) files.

• remove-gpl

  Command-line tool that strips the GPL preamble from source codes files (eg when providing a commercial release).

• requests4j

  HTTP for humans, inspired by the amazing Python requests library.

• resourceextractor4j

  Library for making it easy to extract/read resources on the classpath.

• romannumerals4j

  Tiny Java library for formatting and parsing Roman numerals.

• rsync4j

  Simple Java wrapper for rsync for Linux, OSX and Windows (64bit only).

• screencast4j

  Java frontend for creating screencasts (sound, desktop and webcam).

• simple-argparse4j

  Simple command-line option parser, inspired by argparse4j

• simpleini4j

  Simple handler for INI files, making the Apache classes for hierarchical INI files easier to use.

• sizeofag

  Determining size of Java objects.

• sudokuformats4j

  Library for converting Sudoku puzzle collections into various formats.

• vfsjfilechooser2

  Updated fork of vfsjfilechooser project on sf.net.

• weka-option-utils

  Library for making life easier with Weka option handling.

• weka-virtualenv

  Command-line based manager for virtual environments for running multiple Weka installations (including packages) in parallel.

Standalone projects and libraries written in Python.

• configurable-objects

  Python library for making objects easily configurable via dictionaries and JSON.

• frankenpower

  Python library for downloading and processing energy data from Frank Energy (NZ).

• kodi-nfo-generator

  Simple Python-based command-line tool to generate .nfo files for movies used by Kodi.

• pymeka

  Jpype-based Python wrapper for Meka.

• python-console-scripts

  Example Python library that demonstrates the use of argparse and console scripts.

• python-pulseaudio-profiles

  Simple library to create and apply pulseaudio profiles under Linux.

• python-pulseaudio-profiles-trayicon

  Python library that adds a tray icon for easily changing and creating pulseaudio profiles.

• python-weka-wrapper3 (examples)

  Python3 wrapper for Weka using javabridge. Allows you to use Weka from within Python 3.

• qksms-deduplicate

  Simple Python script to deduplicate QKSMS backup JSON files.

• reuters21578

  Python script to generate a MEKA ARFF file from the Reuters 21578 raw SGML data.

• simple-data-flow

  Python framework for constructing and running simple workflows.

• simple-redis-helper

  Command-line utilities to for sending/receiving data to/from a Redis backend.

• sklearn-weka-plugin (examples)

  Makes Weka algorithms available in scikit-learn, built on top of python-weka-wrapper3.

• bootstrapp

  Command-line tool for bootstrapping Maven applications just by using the dependencies.

• central-portal-parent

  Parent POM for Maven Central Portal, mimicking oss-parent POM.

• debian-maven-plugin

  Maven plugin that helps building DEB packages from Maven projects. The packages can be used in DEB-based operating systems such as Debian and Ubuntu. The plugin uses external Debian tools to do the actual packaging. Fork of original project at: http://debian-maven.sf.net/

• latex-maven

  Maven plugin that allows you to create PDF documentation from LaTeX source code. Fork of original project at https://github.com/mojohaus/latex-maven, but with a few more options now.

• maven-dependency-helper

  Helper class for automatically generating Maven dependency tag snippets by querying Maven Central using the SHA-1 of the jar(s).

• maven-dependency-list-plugin

  Simplified version of maven-dependency plugin that just outputs a list of dependencies.

• parsergen-maven-plugin

  Maven plugin for generating parsers using JavaCup and JFlex.

• simple-maven-file-filtering

  Library that allows to perform simple file filtering on text files, with or without additional variables and/or custom variable prefix/suffix.

Weka packages for all sorts of things.

• collective-classification

  Semi-Supervised Learning and Collective Classification.

• command-to-code

  Converts command-lines into code snippets.

• common-csv-weka-package

  CSV loader/saver for Weka that handles common formats (requires Weka snapshot/release post r15656).

• confusionmatrix

  Different visualizations of a classifier's confusion matrix in the Explorer.

• datasets-weights

  Filters that allow modifying attribute/instance weights.

• fastrandomforest

  Fast Random Forest implementation - fork of https://code.google.com/archive/p/fast-random-forest/

• filtered-loaders-weka-package

  Meta-loaders that apply a filter to the data loader by the base-loader.

• graphviz-treevisualize

  TreeVisualize plugin for the Weka Explorer using GraphViz to generate the tree.

• jgrapht-treevisualize

  TreeVisualize plugin for the Weka Explorer using JGraphT to generate the tree.

• jshell-scripting

  Allows scripting Java using jshell.

• knn-undersampling

  Filter for performing KNN undersampling, based on code from https://github.com/marcelobeckmann/knnund.

• lightgbm

  Package that makes LightGBM functionality available in Weka.

• matlab

  Loader/saver reading/writing binary Matlab .mat files.

• missing-values-imputation

  For missing values imputation and injection using various techniques

• mlrules

  Maximum Likelihood Rule Ensembles (MLRules) classifier (fork of http://www.cs.put.poznan.pl/wkotlowski/software-mlrules.html).

• multisearch (examples)

  For parameter optimization, similar to GridSearch, but with arbitrary number of parameters.

• mxexpression

  Classifier and filter that apply a mathematical expression to the data to make a prediction or update a target attribute. Uses the mXparser library for the evaluation of the expressions.

• nlp

  Various natural language processing components.

• ptstemmer

  Adds the PTStemmer.

• rmspe

  Adds the RMSPE (Root Mean Square Percentage Error) as metric for classifiers.

• screencast4j

  Adds screencast4j to the GUIChooser's menu.

• serialized-model-viewer

  Adds a tab to the Weka Explorer for viewing serialized models.

• tablesaw

  Takes advantage of the tablesaw Java dataframe and visualization library.

• wekaclassalgos

  Collection of artificial neural network (ANN) algorithms and artificial immune system (AIS) algorithms, originally developed by Jason Brownlee for Weka 3.6.4, but now available as Weka package.

Some docker images that I manage:

• bbb-render-docker

  Docker image for the BigBlueButton render tool, to generate videos from recordings.

Some systemd-related projects:

• hd-idle-systemd

  Starting/stopping hd-idle on Raspberry Pi via systemd.

• home-assistant-systemd

  Starting/stopping home-assistant.io on Raspberry Pi via systemd.

• media-backup-systemd

  Using system services/timers to backup a media server to a backup server

• kodi-systemd

  Starting/stopping kodi on Raspberry Pi via systemd.

Material for presentations and workshops.

• bigmine-2015

  Publication and talk for BigMine 2015, Sydney, Australia.

• eResearchNZ2014

  eResearch NZ 2014 workshop on ADAMS - http://ernz2014.eresearch.org.nz/

• kuching-2015

  ADAMS data mining workship in Kuching, 26/27 Nov 2015.

• Weka User International Conference 2021

  Presentations and code of my two talks at the Weka User Internatioanl Conference, Nov 26 2021.

Some database-related repositories:

• employees-db-sqlite

  SQLite port of the MySQL employees test DB

• Vim macros

  Curated vim macros that I use in my setup.

• vim plugins list

  Curated list of vim plugins that I find useful.

• vim-large-files

  Vim plugin that turns off highlighting and recudes undo to speed up viewing/editing of large files.

• vim-simpleguifont

  Simple vim plugin for changing the font size of your GVim via keybinding.

Miscellaneous repositories.

• adams-poster-templates

  Templates for ADAMS posters.

• bash-scripts

  Collection of example bash scripts.

• doublecmd-configs

  Configuration files for the double-commander file browser, to make the UI more useful.

• onedrive-backup

  Using OneDrive for Business as a (sort of) backup solution for Linux with rclone and rclone-browser.

• rpi-remote-access

  Remote access to a Raspberry Pi via reverse proxy frp.

• simple-rsync-backup

  Simple rsync-based backup.

• termux-timelapse

  Bash script for generating time lapse videos on Android using Termux.

• waikato-homepage

  Code for generating my University of Waikato homepage using Nikola.

• waikato-templates

  Templates for presentations and letters in LateX, LibreOffice and MS Office format.

• python-weka-wrapper (examples)

  Python wrapper for Weka using javabridge. Allows you to use Weka from within Python 2.7.