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Multi-Hop Question Answering on 2Wiki (test) (Pass@3)

64Pass@3PivoARL
42.1647.8353.559.17Jul 4, 2026

Evaluation results

MethodLinks
PivoARLBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0764
MetaRLBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0755.2
Search-R1Base Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0752.4
StepSearchBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0750
GiGPOBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0747.9
ZeroSearchBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0747.3
GRPOBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0746.4
GSPOBase Model=Qwen3-4B, Search-augmented=true, Domain=Out-of-domain2026.0743