ResearchBenchmarksRegression on item-salesFollow0.053MAEREL-GNN0.051960.058980.0660.07302Jun 7, 2026Evaluation ResultsMethodMethodLinksMAEREL-GNN2026.060.053Ours2026.060.054LLM-Struct2026.060.056Base2026.060.058HAN2026.060.068LightGBM2026.060.079