Авито

Uplift Model Championship: Testing S-learner, T-learner, X-learner, and Causal Forest on Synthetic and Semi-Synthetic Data with PEHE Metric

Avito analyst Grisha Kryukov conducted a comparison of four popular uplift models: S-learner, T-learner, X-learner, and Causal Forest. The tournament used synthetic and semi-synthetic data, with quality evaluated by the PEHE metric. The architectures of the models and the results of the group stage are analyzed in detail.