{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004144","499:4990003547","499:4990003438","478:4780004183","499:4990003736","499:4990003441","468:4680000121","468:4680001848","489:4890002297","499:4990004213","468:4680000023","489:4890000675","478:4780005823","473:4730001829","499:4990002906","499:4990003661","499:4990002341","472:4720001992","499:4990002080","468:4680003767","468:4680000404","469:4690005844","499:4990002175","467:4670003996","499:4990004068"],"twin_admin_codes":[499,499,499,478,499,499,468,468,489,499,468,489,478,473,499,499,499,472,499,468,468,469,499,467,499],"twin_sims":[0.4002409295189227,0.32579942132183703,0.3208771061032396,0.27666387313438195,0.25395585788949865,0.24902166805163783,0.2377415365520494,0.22405950281416206,0.2159634676197023,0.21477522524222004,0.21049217420389285,0.18281669564979416,0.18264707211096337,0.18036777817415775,0.17371174653070992,0.16527469645684076,0.16265509289912122,0.1604915793520329,0.15758287050743192,0.1564303285699812,0.15585762700902084,0.15563582967734885,0.15294030602095118,0.15268060478362996,0.1422778996616383],"twin_dists":[0.17575704619878207,0.19450614414831832,0.19582187986022487,0.2082007502837317,0.21502719330145278,0.21656081948997574,0.22014175183199167,0.22463733664904648,0.22738393317023267,0.22779283574743214,0.22927955354060603,0.23942539029577029,0.23949077708448568,0.24037359437070308,0.2429977675647385,0.24642953217212504,0.24752069216985514,0.2484315157715409,0.24967023588086892,0.2501656758178447,0.25041285340287966,0.2505087593140429,0.25168238738887017,0.2517962595819379,0.25647979237241514],"n_dims_used":44,"mean_confidence":0.9256484291770242},"coverage":{"mean_confidence":0.9256484291770242,"n_dims_used":44,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}