NEWS
OpenML 1.10 (2019-09-21)
- Avoid nameclashes with mlr3 by moving ParamHelpers to Suggests
- Force using httr 1.4.1 and curl 4.1
OpenML 1.9 (2019-08-07)
- Fixed bug: Uploaded runs now also contain default hyperparamters.
- Fixed bug with multiple values for ignore.attribute.
- The status argument of listOML* functions can now also take the value 'all'.
- Allow to uploading data sets with multiple targets (e.g. multilabel tasks).
- New functions: uploadOMLTask, uploadOMLStudy, makeOMLStudy, getOMLStudy, listOMLStudies, extractOMLStudyIds.
OpenML 1.8 (2018-03-02)
- Fixed bug in listOMLSetup.
- Update to curl 3.1 which fixes the error 'transfer closed with outstanding read data remaining' for large files.
- New function extractOMLStudyIds added, which directly extracts ids of data sets, tasks, flows and runs.
OpenML 1.7 (2017-10-17)
- listOMLTask, listOMLFlow, listOMLRuns do not return the tag field anymore.
- New function listOMLSetup added, which enables extracting hyperparameter configurations of specific setups/flows.
- New function chunkOMLlist added in order to automatically do chunked listing requests.
OpenML 1.6 (2017-08-14)
- Fixes some config issues.
OpenML 1.5 (2017-08-11)
- New functions to list and get all information w.r.t. studies: getOMLStudy, listOMLStudies.
- API key not needed anymore for getOML* and listOML* functions.
OpenML 1.4 (2017-06-22)
- Bugfix: Error message "Start tag expected, '<' not found" for getOMLTask and getOMLDataSet was fixed.
- as.data.frame methods for OMLRunParList, OMLDataSet and OMLTasks objects were added.
- listOMLRunEvaluations now allows to get results w.r.t. a single evaluation measure ('evaluation.measure' arg) which speeds up the request.
- listOMLRuns and listOMLRunEvaluations now also supports a vector of ids for task.id, flow.id and uploader.id.
- getOMLRun(run.id, only.xml = TRUE) can now be used to get the run without the predictions arff file (which is faster, especially when you are only interested in, e.g. getting the hyperparameters of a run).
OpenML 1.3 (2017-03-30)
- Bugfixes.
- Updated citation.
- Add html vignette and update its content.
- listOMLTasks and listOMLDataSets now additionally show a message when the limit of results is reached.
- listOML* functions return an empty data frame when no results are available.
- listOMLRunEvaluations now returns additional columns for the flow (flow version, flow source and learner name).
- runTask now allows to set the 'models' option to FALSE so that resulting objects will be smaller.
OpenML 1.2 (2017-02-07)
- Add support for multilabel datasets and tasks.
- Replace download.file with httr::GET.
- Add mlr 2.10 dependency (we internally use mlr::mergeBenchmarkResults and mlr::makePrediction now).
OpenML 1.1 (2016-11-23)
- Setting default cache directory on package loading (fixes winbuilder).
- Replace internal regexps with stringi functions.
OpenML1.0 (Release date: 2016-11-12):
- First submission to CRAN.