version 0.4-45 * Improve URLs and CITATION. version 0.4.44 * Tweaks. version 0.4.43 * Tweaks. version 0.4.42 * Tweaks. version 0.4.41 * Tweaks. version 0.4.40 * Tweaks. version 0.4.39 * Upgrade to Weka 3.9.3. version 0.4.38 * Tweak for print.R_Weka_interface(). version 0.4.37 * Weka 3.9.0 needs Java >= 8: change SystemRequirements and configure accordingly. * Upgrade to Weka 3.9.2. version 0.4.36 * Clarify that attribute evaluation interfaces only work for classes implementing the AttributeEvaluation (but not the SubsetEvaluation) interface. version 0.4.35 * Improve Java 9 detection in configure version checking. version 0.4.34 * Rewrite all WPM() commands to not call the WekaPackageManager main() method. version 0.4.33 * Redo WPM("install-package") in interface code to eliminate the need for patching Weka to not System.exit(0) in its WekaPackageManager main(). * Quietly instatiate the Weka package manager on startup to eliminate the need for extracting the external jars shipped in the Weka jar. version 0.4.32 * Enhance interface registration to note the package providing the Weka class where appropriate. version 0.4.31 * Weka 3.9.1 can no longer load classes in external packages via .jnew(): use the Weka package class loaded manager instead. version 0.4.30 * Upgrade to Weka 3.9.1. version 0.4.29 * More improvements for WPM(). In particular, change to "load-packages" as suggested by the Weka developers. version 0.4.28 * Weka 3.9.0 needs Java >= 1.7: change SystemRequirements and configure accordingly. * Fix problem in WPM("load-package") spotted by Eibe Frank . version 0.4.27 * Upgrade to Weka 3.9.0. version 0.4.26 * Improve code for non-standard evaluation. version 0.4.25 * Upgrade to Weka 3.7.13. version 0.4.24 * Upgrade to Weka 3.7.12. * Require Java 1.6/6.0. version 0.4.23 * Upgrade to Weka 3.7.11. version 0.4.22 * Use partykit instead of party for plotting classifier trees. version 0.4.21 * Fix bug in attribute evaluation interface code. version 0.4.20 * Fixed degenerate class levels in evaluate_Weka_classifier. version 0.4.19 * Upgrade to Weka 3.7.10. version 0.4.18 * Clarify that WPM() installations will not be persistent unless the Weka home directory was already created. version 0.4.17 * Add functionality for interfacing (some) Weka attribute evaluators, and register GainRatioAttributeEval() and InfoGainAttributeEval(). version 0.4.16 * Upgrade to Weka 3.7.9. version 0.4.15 * Export make_Weka_package_loader(). version 0.4.14 * Upgrade to Weka 3.7.8. version 0.4.13 * Ensure that WPM() does not terminate R (by calling Weka methods which call System.exit()). * Have .onLoad() ensure that if the directory given by WEKA_HOME (or its default $HOME/wekafiles) was not created yet, it gets created in tempdir(). version 0.4.12 * Upgrade to Weka 3.7.7. version 0.4.11 * Improvements and clarifications for Weka_control(). * Improvements for WOW(). version 0.4.10 * Do not call WPM() in the vignette examples, as this may write to the user's home directory in violation of CRAN's Repository Policy. version 0.4-9 * Upgrade to Weka 3.7.5. * Have write.arff() handle Date objects in addition to POSIXt ones. version 0.4-8 * Upgrade to Weka 3.7.4. * Add 4 more Weka datasets (diabetes, glass, ionosphere, vote), and update the cpu dataset. version 0.4-7 * Enhance .onLoad() to ensure Weka dynamic class discovery works on (headless) Java runtimes with no AWT [suggested by SU] (K). version 0.4-6 * Fixed problem with reading dates from weka in upcoming R 2.13.x (C). version 0.4-5 * Upgrade to Weka 3.7.3. version 0.4-4 * Evaluation can now handle classifiers with numeric class attributes. version 0.4-3 * Added support for Weka package infrastructure (K). version 0.4-2 * Split the Weka jar into a separate package RWekajars. (K) version 0.4-1 * Upgrade to Weka 3.7.1. * Changes in readers.R and RWekaInterfaces.java (FastVector was deprecated and Instance became an Interface). (C) version 0.3-25 * Upgrade to Weka 3.6.2. (K) * Rewrite tokenizer interfaces to cleanly split options from text. (C) version 0.3-24 * Bug fix for classifier default data handler. (K) version 0.3-23 * Stop using deprecated/defunct 'extended' in grep() and friends. (K) version 0.3-22 * Code cleanups. (K) version 0.3-21 * Rd fixes. (K) version 0.3-20 * Bug fixes for classifier model frame handling. (K) version 0.3-19 * Upgrade to Weka 3.6.1. (K) * Move to .jpackage() initialization. (K) version 0.3-18 * Bug fixes for tokenizers and control handlers. (K) version 0.3-17 * Import rJava but do not attach it. (K) version 0.3-16 * Add default formula/data handler for classifiers. (K) version 0.3-15 * Upgrade to Weka 3.6.0. (K) version 0.3-14 * Fix bug in model.frame.Weka_classifier(). (K) * Standardize/update message catalogs. (K) version 0.3-13 * Upgrade to Weka 3.5.8. (K) version 0.3-12 * Fix the problem that class levels may be missing in newdata in evaluate_Weka_classifier. (C) version 0.3-11 * We support now reading of ARFF files with sparse data. (C) * We use now a more direct approach to exchange data with Weka. This should reduce processing times considerably. (C) * R logical is now mapped to Weka's enumeration type, i.e., to {FALSE, TRUE}. (C) version 0.3-10 * Improve configuration/installation. (K) version 0.3-9 * Upgrade to Weka 3.5.7. (K) version 0.3-8 * Add tokenizer interface. (K) version 0.3-7 * Better expansion of base classifiers in meta learners. (K) * Require R >= 2.6.0. (K) version 0.3-6 * Improve package startup code. (K) version 0.3-5 * Improve Weka_control(), and allow for lists of control handlers. (K) version 0.3-4 * Upgrade to Weka 3.5.6. (K) version 0.3-3 * Minor documentation fixes. (K) version 0.3-2 * Minor bug fixes. (K) version 0.3-1 * Improve registration of stemmers and converters. (K) version 0.3-0 * Add interfaces for stemmers and converters (loaders and savers). (K) * Use Weka technical information when printing R/Weka interfaces. (K) version 0.2-14 * Upgrade to Weka 3.5.5. (K) version 0.2-13 * Upgrade to Weka 3.5.4. (K) version 0.2-12 * Minor code improvements. (K) version 0.2-11 * Require R >= 2.4.0. (K) version 0.2-10 (K) * Adjust for recent changes in package e1071. (K) version 0.2-9 * Added XMeans to interface for clusterers. (C) version 0.2-6 * Upgrade to Weka 3.5.3. Moved out persistence support as it lacks support from R and others :-( (C) * Support for Weka control lists in make_class_name_expander(). (K) version 0.2-5 * Added interface to Weka filters, fixed RWekaInterfaces.java to abstract class and its methods to class methods. Added escapes removal to read.arff. (C) * Added evaluate_Weka_classifiers.R (C) * Added low level functions for RWeka Java object persistence. (C) * Added Weka_control class. (K) version 0.2-4 * Upgrade to Weka 3.5.2. (K) * Exception and missing value fixes in RWekaInterfaces.java, classifiers.R, clusterers.R. Registered DBScan. (C)