ResearchBenchmarksPersonalized Recommendation on Amazon Review Scientific (leave-one-out)Personalized Recommendation on Amazon Review Scientific (leave-one-out)Follow11.45NDCG@10L2Rec4.23246.10627.989.8538May 26, 2026Evaluation resultsMethodMethodLinksNDCG@10Recall@10L2RecBackbone=Qwen3-0.6BBackbone=Qwen3-0.6B2026.0511.4516.63LEARNBackbone=Baichuan2-7BBackbone=Baichuan2-7B2026.0510.615.94LLaRABackbone=Llama2-7BBackbone=Llama2-7B2026.0510.3315.02RecFormer2026.0510.2714.48UniSRec2026.058.6212.55SASRec2026.057.9713.05BERT4Rec2026.057.910.61S3-Rec2026.054.518.04