[WIP] release(4.0.0): OpenSTEF 4.0.0 tracking branch.#637

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egordm wants to merge 109 commits intomainfrom

Commits on Aug 14, 2025

feature(STEF-2300): Added contributing guide and docs (#641)
egordm
authored

Commits on Aug 19, 2025

docs: Added improved logo for both dark and light mode.
egordm
committed

Commits on Aug 20, 2025

feature(629): Added project skeleton, added default pydantic models, added documentation on how to do logging. (#643)

egordm
and
lschilders
authored

Commits on Aug 21, 2025

Commits on Aug 27, 2025

feature(#628): Addition of STEF BEAM (#647)
egordm
authored

Commits on Aug 29, 2025

feature(#626): Refactored VersionedTimeSeriesDataset to consist of versioned parts to avoid O(n^2) problem when doing cross dataset operations. (#657)
egordm
authored

Commits on Sep 1, 2025

Commits on Sep 3, 2025

Commits on Sep 4, 2025

feature(#626): Air-related Features Transform (#663)
MvLieshout
authored

Commits on Sep 5, 2025

feature(626): Energy domain features (#666)
MvLieshout
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Commits on Sep 8, 2025

Fixed #656 by updating style guide typing guidelines. And fixed #661 by fixing github links to docs and disabling source button. (#667)
egordm
authored

Commits on Sep 12, 2025

feature(#627): Implemented model interfaces (#669)
egordm
authored

Commits on Sep 17, 2025

feature(#633): Added model pipeline, interfaces for postprocessing, storage, callbacks. Refactor by reorganizing transforms. (#674)

egordm
and
lschilders
authored

Commits on Sep 19, 2025

add rIQD and relative pinball loss metrics (#675)

MentReeze
and
lschilders
authored

Commits on Sep 22, 2025

Add option to plot timeseries without interpolated lines where gaps in data (#676)
MentReeze
authored

Commits on Sep 23, 2025

feature(#633): Refactored transform, predictor and stateful bases. Added split component pipeline. (#677)
egordm
authored

Commits on Sep 26, 2025

feat(#679): added dimensionality reduction transform (#699)
fleur-petit
authored

Commits on Sep 29, 2025

Commits on Sep 30, 2025

feature(#689): Add basecase forecaster (#702)
lschilders
authored

Commits on Oct 1, 2025

Commits on Oct 7, 2025

feature(#678): Created a new explicit multihorizon type. Added input data splitting. (#706)
egordm
authored

Commits on Oct 8, 2025

feature(#691): State serialization fixes. Added validation to MultiHorizon. Standardized dataset saving. (#707)
egordm
authored

Commits on Oct 14, 2025

feature(#691): Implemented train-test splitting in model. MLFlow storage, model freshness check, and compare new model against the old one. (#708)
egordm
authored

Commits on Oct 15, 2025

feature: Added restricted versioned timeseries access. (#710)
egordm
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Commits on Oct 16, 2025

Commits on Oct 17, 2025

Commits on Oct 22, 2025

Feature/697 liander2024 benchmark forecaster and example (#720)
bartpleiter
authored

Commits on Oct 24, 2025

feature: improve preset data split, added more validation (#730)
egordm
authored

Commits on Oct 28, 2025

feature(#718): Removed lambdas from liander 2024 target provider. #728 Made various fixes to improve gblinear performance. Normalization, loss function, sample weighting. (#731)
egordm
authored

Commits on Oct 29, 2025

Commits on Nov 10, 2025

fix: Retraining data bug Liander 2024 benchmark (#740)
MvLieshout
authored

Commits on Nov 12, 2025

added iterative imputer (#737)
fleur-petit
authored

Commits on Nov 13, 2025

Commits on Nov 14, 2025

fix(STEF-2475): Fixed rolling aggregate adder by adding forward filling and stating support for only one horizon. (#750)
egordm
authored

Commits on Nov 17, 2025

fix(#728): Fixed parallelism stability issues, and gblinear feature pipeline. (#752)
egordm
authored

Commits on Nov 18, 2025

fix(STEF-2475): Fixed benchmarking issue concering concatting sorted datasets. Fixed sample weight incompatibility with openstef 3. (#753)
egordm
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Commits on Nov 19, 2025

Commits on Nov 21, 2025

chore: replaced alliander emails with lfenergy email. (#767)
bartpleiter
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Commits on Nov 26, 2025

Commits on Dec 3, 2025

feature: added use_median option to flatliner forecaster so it predic… (#773)
bartpleiter
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Commits on Dec 5, 2025

Commits on Dec 8, 2025

feat(mlflow): suppress MLflow emoji URL logs (#780)
egordm
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Commits on Dec 9, 2025

Commits on Dec 10, 2025

Commits on Dec 15, 2025

feature: added tutorials for basic functionality. Added convenience method for simple openstef baselines. (#785)
egordm
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Commits on Dec 16, 2025

feature: Selector transform (#786)
lschilders
authored

Commits on Dec 17, 2025

feature: add regex pattern matching in FeatureSelection and fix combine bug (#787)
lschilders
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Commits on Dec 18, 2025

fix: Updated examples to mention uv commands and improvements in templating. (#790)
egordm
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Commits on Jan 5, 2026

fix: handling no valid data in flatliner check (#798)
lschilders
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Commits on Jan 9, 2026

fix: add backward compatibility regex feature selection (#800)
lschilders
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Commits on Jan 12, 2026

fix: handle all-nan target during predict (#801)
lschilders
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Commits on Jan 14, 2026

Add possibility to specify model run for prediction (#797)

ylvab
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lschilders
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Commits on Jan 20, 2026

isotonic calibration (#795)

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Commits on Jan 27, 2026

feature: Added support for evaluation relative to a single date. Useful for production usecases. (#806)
egordm
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Commits on Feb 4, 2026

Commits on Feb 16, 2026

Commits on Feb 17, 2026

Commits on Feb 20, 2026

Commits on Mar 3, 2026

feature: Added (openstef-meta) meta models package (#771)

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Commits on Mar 4, 2026

Add openstef-meta to cmds (#819)
MvLieshout
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Commits on Mar 5, 2026

Commits on Mar 6, 2026

Commits on Mar 9, 2026

Commits on Mar 10, 2026

fix: timezone handling for offset in AvailableAt apply() (matching apply_index()) (#832)
lschilders
authored

Commits on Mar 12, 2026

Commits on Mar 19, 2026