{ "single": { "easy_brief": 0.5618, "medium_brief": 0.4643, "hard_brief": 0.4544 }, "roundrobin": { "easy_brief": 0.907, "medium_brief": 0.8534, "hard_brief": 0.8436 }, "oracle_or_llm": { "easy_brief": 0.907, "medium_brief": 0.8534, "hard_brief": 0.8436 }, "trained_cos": { "easy_brief": 0.907, "medium_brief": 0.7286, "hard_brief": 0.7187 } }