ResearchBenchmarksMulti-step Backtesting on Price-level intervals D1 horizonFollow0.587SMAPEBCF-GCN0.567960.696480.8250.95352May 5, 2026Evaluation ResultsMethodMethodLinksSMAPEDStatTheil's UPICPPIAWWinkler ScoreBCF-GCNHorizon=D1Horizon=D12026.050.58710.01061000.0136155.05LSTMHorizon=D1Horizon=D12026.050.79810.01251000.0147167.61GCNHorizon=D1Horizon=D12026.050.81610.01311000.0155176.08HGNNHorizon=D1Horizon=D12026.051.02910.01331000.0134152.47GRUHorizon=D1Horizon=D12026.051.06310.01811000.0144163.2