The third place solution in RecSys Challenge 2018 by Avito team.
To start it is necessary folder 'data' with data in json and challenge_set.json file.
The order of execution:
- json_to_dataframe.ipynb
- validation_strategy.ipynb
- lightfm.ipynb
- lightfm_text.ipynb
- candidate_selection.ipynb
- lightfm_features.ipynb
- co_occurence_features.ipynb
- xgboost.ipynb