ResearchBenchmarksContextual Bandit Simulation on Friedman HeteroscedasticContextual Bandit Simulation on Friedman HeteroscedasticFollow715.5Cumulative RegretBFTS-306.5046,592.02313,490.5520,389.077Feb 8, 2026Evaluation resultsMethodMethodLinksCumulative RegretBFTSAvg. rank=1.63Avg. rank=1.632026.02715.5XGBoostTSAvg. rank=3.13Avg. rank=3.132026.022,417.8RFTSAvg. rank=3.88Avg. rank=3.882026.022,601.3NeuralTSAvg. rank=3Avg. rank=32026.0216,299LinTSAvg. rank=4.38Avg. rank=4.382026.0219,677.9LinUCBAvg. rank=5Avg. rank=52026.0226,265.6