Sequential Recommendation on Amazon
10.38Recall@10 (Average)Fine-tune
Evaluation Results
| Method | Links | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Fine-tuneBackbone=RecFormer-large2026.01 | 10.38 | 15.68 | 7.21 | 10.21 | 13.88 | 9.35 | 14.63 | 3.27 | 8.77 | |
| Fine-tuneBackbone=RecFormer-base2026.01 | 10.17 | 15.67 | 6.99 | 9.94 | 13.79 | 8.95 | 14.09 | 3.58 | 8.31 | |
| Fine-tuneBackbone=BLaIR-base2026.01 | 9.95 | 15.35 | 6.31 | 9.8 | 13.56 | 9.13 | 13.82 | 3.2 | 8.4 | |
| Fine-tuneBackbone=BLaIR-large2026.01 | 9.95 | 15.34 | 6.83 | 10.03 | 13.34 | 9.23 | 13.25 | 3.46 | 8.13 | |
| MergeRec (Domain-wise)Backbone=RecFormer-large2026.01 | 9.65 | 14.92 | 6.5 | 9.37 | 11.57 | 9 | 14.25 | 3.1 | 8.47 | |
| MergeRec (Layer-wise)Backbone=RecFormer-large2026.01 | 9.6 | 14.77 | 6.47 | 9.22 | 11.41 | 9 | 14.32 | 3.16 | 8.43 | |
| Weight AveragingBackbone=RecFormer-large2026.01 | 9.47 | 14.47 | 6.28 | 9.08 | 10.98 | 9.02 | 14.39 | 3.23 | 8.27 | |
| MergeRec (Domain-wise)Backbone=RecFormer-base2026.01 | 9.39 | 15.07 | 5.85 | 9.04 | 11.62 | 8.55 | 14.2 | 3.01 | 7.76 | |
| MergeRec (Layer-wise)Backbone=RecFormer-base2026.01 | 9.36 | 14.96 | 5.93 | 9.06 | 11.45 | 8.49 | 14.3 | 3.04 | 7.66 | |
| TIESBackbone=RecFormer-large2026.01 | 9.33 | 14.58 | 6.18 | 9.22 | 12.24 | 8.69 | 13.77 | 2.91 | 7.08 | |
| MergeRec (Layer-wise)Backbone=BLaIR-large2026.01 | 9.32 | 15.15 | 6.51 | 9.21 | 11.02 | 8.69 | 13.94 | 3.12 | 6.96 | |
| TIESBackbone=RecFormer-base2026.01 | 9.26 | 14.62 | 5.98 | 9 | 12.17 | 8.3 | 13.77 | 3.06 | 7.17 | |
| Weight AveragingBackbone=RecFormer-base2026.01 | 9.13 | 14.29 | 5.8 | 9.03 | 10.67 | 8.38 | 14.05 | 3.1 | 7.73 | |
| Task ArithmeticBackbone=RecFormer-large2026.01 | 9.13 | 14.32 | 6.01 | 9.01 | 11.49 | 8.61 | 13.6 | 2.87 | 7.11 | |
| MergeRec (Domain-wise)Backbone=BLaIR-large2026.01 | 9.13 | 15 | 6.36 | 9.21 | 10.74 | 8.28 | 13.63 | 3.12 | 6.73 | |
| TIESBackbone=BLaIR-large2026.01 | 9.05 | 14.39 | 6.22 | 8.81 | 12.01 | 8.54 | 13.03 | 3.24 | 6.13 | |
| Task ArithmeticBackbone=RecFormer-base2026.01 | 9.04 | 14.34 | 5.69 | 8.76 | 11.56 | 8.29 | 13.94 | 2.91 | 6.85 | |
| Weight AveragingBackbone=BLaIR-large2026.01 | 8.86 | 14.23 | 6.09 | 8.41 | 10.17 | 8.6 | 13.72 | 2.99 | 6.64 | |
| MergeRec (Layer-wise)Backbone=BLaIR-base2026.01 | 8.75 | 14.36 | 5.79 | 7.74 | 11 | 8.02 | 13.34 | 2.8 | 6.98 | |
| Weight AveragingBackbone=BLaIR-base2026.01 | 8.74 | 14.12 | 5.93 | 7.68 | 10.32 | 8.34 | 13.81 | 2.86 | 6.87 | |
| Joint LearningBackbone=RecFormer-large2026.01 | 8.69 | 13.04 | 5.73 | 8.15 | 10.22 | 8.44 | 13.6 | 2.99 | 7.33 | |
| MergeRec (Domain-wise)Backbone=BLaIR-base2026.01 | 8.69 | 14.49 | 5.64 | 7.62 | 11.04 | 7.78 | 13.2 | 2.72 | 7.06 | |
| Joint LearningBackbone=BLaIR-large2026.01 | 8.42 | 12.78 | 5.53 | 8.71 | 10.48 | 8.36 | 10.4 | 2.9 | 8.18 | |
| Joint LearningBackbone=BLaIR-base2026.01 | 8.32 | 12.72 | 6.14 | 8.19 | 9.91 | 8.33 | 10.34 | 2.97 | 7.97 | |
| TIESBackbone=BLaIR-base2026.01 | 8.25 | 12.95 | 4.92 | 7.67 | 11.88 | 7.05 | 12.23 | 2.79 | 6.5 | |
| Joint LearningBackbone=RecFormer-base2026.01 | 8.15 | 12.12 | 5.56 | 8.28 | 10.12 | 7.64 | 11.27 | 2.49 | 7.73 | |
| AdaMerging (Domain-wise)Backbone=RecFormer-base2026.01 | 8.02 | 13.67 | 4.1 | 7.54 | 8.93 | 6.71 | 13.05 | 2.43 | 7.74 | |
| Task ArithmeticBackbone=BLaIR-large2026.01 | 7.85 | 12.68 | 5.4 | 6.61 | 9.93 | 7.72 | 12.4 | 2.53 | 5.52 | |
| AdaMerging (Layer-wise)Backbone=BLaIR-large2026.01 | 7.78 | 13.01 | 5.04 | 7.88 | 8.33 | 7.66 | 11.14 | 2.47 | 6.75 | |
| Zero-shotBackbone=RecFormer-base2026.01 | 7.67 | 11.92 | 4.45 | 7.17 | 8.5 | 6.64 | 13.09 | 2.55 | 7.06 | |
| AdaMerging (Domain-wise)Backbone=RecFormer-large2026.01 | 7.53 | 13.07 | 4.29 | 7.92 | 8.85 | 5.74 | 12.28 | 1.9 | 6.2 | |
| AdaMerging (Layer-wise)Backbone=RecFormer-large2026.01 | 7.35 | 12.48 | 3.77 | 6.97 | 8.42 | 6.28 | 12.16 | 2.39 | 6.31 | |
| AdaMerging (Domain-wise)Backbone=BLaIR-large2026.01 | 6.89 | 12.61 | 4.26 | 7.2 | 6.83 | 5.62 | 10.39 | 2.67 | 5.56 | |
| AdaMerging (Layer-wise)Backbone=RecFormer-base2026.01 | 6.85 | 10.53 | 2.3 | 6.7 | 8.07 | 5.88 | 11.92 | 2.33 | 7.06 | |
| AdaMerging (Layer-wise)Backbone=BLaIR-base2026.01 | 6.81 | 11.22 | 3.86 | 6.75 | 7.5 | 5.25 | 11.6 | 2.38 | 5.93 | |
| Zero-shotBackbone=RecFormer-large2026.01 | 6.13 | 11.38 | 3.74 | 4.7 | 5.45 | 4.15 | 12 | 2.05 | 5.57 | |
| Task ArithmeticBackbone=BLaIR-base2026.01 | 6.12 | 8.76 | 3.37 | 6.53 | 8.35 | 5.7 | 10.13 | 1.58 | 4.52 | |
| AdaMerging (Domain-wise)Backbone=BLaIR-base2026.01 | 6.03 | 10.43 | 3.29 | 5.23 | 6.08 | 4.64 | 10.08 | 2.33 | 6.14 | |
| Zero-shotBackbone=BLaIR-base2026.01 | 4.09 | 7.04 | 2.24 | 3.09 | 3.76 | 4.31 | 7.59 | 1.1 | 3.55 | |
| Zero-shotBackbone=BLaIR-large2026.01 | 3.33 | 5.89 | 2.05 | 2.46 | 2.57 | 4.29 | 5.01 | 0.96 | 3.39 |