Skore

New features

- **ActivityFeed**
- Conveniently view all items as they are created.
- PRs: https://github.com/probabl-ai/skore/pull/857 and https://github.com/probabl-ai/skore/pull/848
- **CrossValidationReporter**
- Modular cross validation suite, our goal is to make it comprehensive.
- PRs: https://github.com/probabl-ai/skore/pull/847 and https://github.com/probabl-ai/skore/pull/871

Improvements

- Add `fit_time_per_data_point` and `score_time_per_data_point` metrics in CrossValidationReporter plot in https://github.com/probabl-ai/skore/pull/875
- Many miscellaneous improvements

Bugfixes

- Skore UI now updates the connection to the project when it's overwritten in https://github.com/probabl-ai/skore/pull/892
- Warning about undefined pandas dependency removed in https://github.com/probabl-ai/skore/pull/867

Removed

- Remove `CrossValidationAggregationItem` in https://github.com/probabl-ai/skore/pull/922

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**Full Changelog**: https://github.com/probabl-ai/skore/commits/0.5.0

New features

Nothing in this edition. Keep posted to see what's next!

Improvements

- Train_test_split: Add "time-based column" warning
- Item are now alphabetically sorted in the left menu
- Add first-class support for polars dataframes

Bugfixes

Nothing necessary for now!

Full Changelog

**Full Changelog**: https://github.com/probabl-ai/skore/compare/0.4.0...0.4.1

New features

- Diagnose thanks to a new wrapper around scikit-learn train_test_split to help use correctly this function
- Visualize through a new view navigation system

Improvements

- Enable direct access to skore in CLI
- Create project through a python API
- Allow to overwrite project directory when creating a new one
- Increment new view default name

Bugfixes

- Compute correctly old version warning state when cards move in drag and drop
- Views actions are now always available
- Accordion items collapse animation should not glitch anymore

Full changelog

**Full Changelog**: https://github.com/probabl-ai/skore/compare/0.3.0...0.4.0

New features

- Aggregate latest cross-validation and its history to show the evolution of results
- Display item updates as a drop-down with a scrollbar (new button!)

Improvements

- Disable drag and drop and + button for already added item in a view
- Use JSON to serialize array and pandas series instead of pickle (no environment dependencies anymore)
- Easier access to deletion of items in a view

Bugfixes

- DataFrameWidget was self refreshing constantly: pnly reset the page when necessary
- `skore.cross_validate` should use RMSE and not MSE
- Fix invisible text colors in light mode
- Use specific exception in `item.factory` to not swallow unexpected exceptions in `object_to_item`

Full changelog

**Full Changelog**: https://github.com/probabl-ai/skore/compare/0.2.2...0.3.0

:warning: **breaking change**
With this version, users have to re-create their projects.
The user APIs remain identical.

New features

- Record all the versions of an item in the back-end

Enhancements

- In cross_validate, show datetimes using timedelta format
- In cross_validate, show time columns last and "test_score" first
- Cleaner documentation

Bugfixes

- Calling `cross_validate` outside of a notebook doesn't log to the console anymore

Full Changelog
**Full Changelog**: https://github.com/probabl-ai/skore/compare/0.2.1...0.2.2

New features

- Scroll to the bottom when an item is added by click
- Build automatically documentation after changes
- Dismiss non-error toasts automatically after 20 seconds

Enhancements

- Complete Contributing.md file to ease contributions
- Show metric average and standard deviation in cross_validation plot
- Use a double chevron as focus mode button icon in UI
- Use highlight color for item names
- Documentation:
- Build online user documentation to be rendered on [GitHub Pages](https://probabl-ai.github.io/skore/latest/index.html)
- Show concrete and simple examples
- Navigation improvements inside the documentation

Bugfixes

- Drag and drop in a view: persist views upon item reordering
- In UI, make polling work again
- Items can be added back right after being added and deleted
- To fix pandas data frame items, use JSON to serialize dataframe instead of pickle
- Remove darkened spaces between items

Full Changelog

**Full Changelog**: https://github.com/probabl-ai/skore/compare/0.2.0...0.2.1