Rectools

Added
- `VisualApp` and `ItemToItemVisualApp` widgets for visual comparison of recommendations ([80](https://github.com/MobileTeleSystems/RecTools/pull/80), [#82](https://github.com/MobileTeleSystems/RecTools/pull/82), [#85](https://github.com/MobileTeleSystems/RecTools/pull/85), [#115](https://github.com/MobileTeleSystems/RecTools/pull/115))
- Methods for conversion `Interactions` to raw form and for getting raw interactions from `Dataset` ([69](https://github.com/MobileTeleSystems/RecTools/pull/69))
- `AvgRecPopularity (Average Recommendation Popularity)` to `metrics` ([81](https://github.com/MobileTeleSystems/RecTools/pull/81))
- Added `normalized` parameter to `AvgRecPopularity` metric ([89](https://github.com/MobileTeleSystems/RecTools/pull/89))
- Added `EASE` model ([107](https://github.com/MobileTeleSystems/RecTools/pull/107))

Changed
- Loosened `pandas`, `torch` and `torch-light` versions for `python >= 3.8` ([58](https://github.com/MobileTeleSystems/RecTools/pull/58))

Fixed
- Bug in `Interactions.from_raw` method ([58](https://github.com/MobileTeleSystems/RecTools/pull/58))
- Mistakes in formulas for Serendipity and MIUF in docstrings ([115](https://github.com/MobileTeleSystems/RecTools/pull/115))
- Examples reproducibility on Google Colab ([115](https://github.com/MobileTeleSystems/RecTools/pull/115))

Added
- Ability to pass internal ids to `recommend` and `recommend_to_items` methods and get internal ids back ([70](https://github.com/MobileTeleSystems/RecTools/pull/70))
- `rectools.model_selection.cross_validate` function ([71](https://github.com/MobileTeleSystems/RecTools/pull/71), [#73](https://github.com/MobileTeleSystems/RecTools/pull/73))

Changed
- Loosened `lightfm` version, now it's possible to use 1.16 and 1.17 ([72](https://github.com/MobileTeleSystems/RecTools/pull/72))

Fixed
- Small bug in `LastNSplitter` with incorrect `i_split` in info ([70](https://github.com/MobileTeleSystems/RecTools/pull/70))

Added
- LightFM wrapper inference speed benchmark ([60](https://github.com/MobileTeleSystems/RecTools/pull/60))
- iALS with features quality benchmark ([60](https://github.com/MobileTeleSystems/RecTools/pull/60))

Changed
- Updated attrs version ([56](https://github.com/MobileTeleSystems/RecTools/pull/56))
- Optimized inference for vector models with EUCLIDEAN distance using `implicit` library topk method ([57](https://github.com/MobileTeleSystems/RecTools/pull/57))
- Changed features processing example ([60](https://github.com/MobileTeleSystems/RecTools/pull/60))

Added
- `MRR (Mean Reciprocal Rank)` to `metrics` ([29](https://github.com/MobileTeleSystems/RecTools/pull/29))
- `F1beta`, `MCC (Matthew correlation coefficient)` to `metrics` ([32](https://github.com/MobileTeleSystems/RecTools/pull/32))
- Base `Splitter` class to construct data splitters ([31](https://github.com/MobileTeleSystems/RecTools/pull/31))
- `RandomSplitter` to `model_selection` ([31](https://github.com/MobileTeleSystems/RecTools/pull/31))
- `LastNSplitter` to `model_selection` ([33](https://github.com/MobileTeleSystems/RecTools/pull/32))
- Support for `Python 3.10` ([47](https://github.com/MobileTeleSystems/RecTools/pull/47))

Changed
- Bumped `implicit` version to `0.7.1` ([45](https://github.com/MobileTeleSystems/RecTools/pull/45))
- Bumped `lightfm` version to `1.17` ([43](https://github.com/MobileTeleSystems/RecTools/pull/43))
- Bumped `pylint` version to `2.17.6` ([43](https://github.com/MobileTeleSystems/RecTools/pull/43))
- Moved `nmslib` from main dependencies to extras ([36](https://github.com/MobileTeleSystems/RecTools/pull/36))
- Moved `lightfm` to extras ([51](https://github.com/MobileTeleSystems/RecTools/pull/51))
- Renamed `nn` extra to `torch` ([51](https://github.com/MobileTeleSystems/RecTools/pull/51))
- Optimized inference for vector models with COSINE and DOT distances using `implicit` library topk method ([52](https://github.com/MobileTeleSystems/RecTools/pull/52))
- Changed initialization of `TimeRangeSplitter` (instead of `date_range` argument, use `test_size` and `n_splits`) ([53](https://github.com/MobileTeleSystems/RecTools/pull/51))
- Changed split infos key names in splitters ([53](https://github.com/MobileTeleSystems/RecTools/pull/51))

Fixed
- Bugs with new version of `pytorch_lightning` ([43](https://github.com/MobileTeleSystems/RecTools/pull/43))
- `pylint` config for new version ([43](https://github.com/MobileTeleSystems/RecTools/pull/43))
- Cyclic imports ([45](https://github.com/MobileTeleSystems/RecTools/pull/45))

Removed
- `Markdown` dependancy ([54](https://github.com/MobileTeleSystems/RecTools/pull/54))