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Topic Classification on TREC

95.6AccuracyFZOO
29.45646.62863.880.972Jun 1, 2026

Evaluation results

MethodLinks
FZOOBackbone=RoBERTa-large (350M), k-shot setting=512, Optimization Protocol=Zeroth-Order, Training Steps=20k, Batch Size=16, Precision=FP162026.0695.6
GRZOBackbone=RoBERTa-large (350M), k-shot setting=512, Optimization Protocol=Zeroth-Order, Training Steps=20k, Batch Size=16, Precision=FP162026.0694.7
MeZOBackbone=RoBERTa-large (350M), k-shot setting=512, Optimization Protocol=Zeroth-Order, Training Steps=20k, Batch Size=16, Precision=FP162026.0694.3
LP(FO)Backbone=RoBERTa-large (350M), k-shot setting=512, Optimization Protocol=Linear Probing (First-Order), Training Steps=20k, Batch Size=16, Precision=FP162026.0689.4
FT(FO)Backbone=RoBERTa-large (350M), k-shot setting=512, Optimization Protocol=Fine-Tuning (First-Order), Training Steps=20k, Batch Size=16, Precision=FP162026.0685
Zero-shotBackbone=RoBERTa-large (350M), k-shot setting=5122026.0632