{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001331","496:4960001938","496:4960001921","496:4960001223","496:4960003272","496:4960001454","496:4960001563","496:4960002185","496:4960001550","470:4700006157","496:4960003006","496:4960001930","496:4960003145","496:4960001797","496:4960001794","496:4960001333","496:4960001336","496:4960001227","496:4960003974","496:4960004397","496:4960002794","479:4790002146","488:4880001090","496:4960000532","496:4960005761"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,470,496,496,496,496,496,496,496,496,496,496,496,479,488,496,496],"twin_sims":[0.6889722642254589,0.5915785338802065,0.5781626509322871,0.5751673210817809,0.542925790328489,0.5324513970298657,0.5275487769500344,0.4998941905884384,0.49379427394292424,0.48768081254374046,0.45704465302270464,0.45701881265141303,0.45256932172550557,0.4455200121748867,0.4177442014344841,0.4174831354562369,0.4097740304851965,0.40922453338602094,0.3883818366906699,0.37776534189909267,0.37740746154459365,0.3735961678903036,0.3725454195193282,0.37235659479038136,0.3685803117187547],"twin_dists":[0.11210722771691596,0.13307678350166827,0.13595322457710937,0.1365961410607294,0.14354305479705412,0.1458142529221595,0.1468804028714476,0.15293886637028598,0.1542869878570814,0.1556429814000513,0.1625221523902863,0.1625280202494458,0.1635402245569326,0.16515144494536488,0.17160012741930272,0.1716615641275021,0.17348328686235231,0.17361370535077864,0.17862027896544524,0.18121862098766878,0.1813068193954768,0.18224864633735108,0.18250913023972018,0.18255597889036498,0.1834953835937011],"n_dims_used":45,"mean_confidence":0.9289338853624132},"coverage":{"mean_confidence":0.9289338853624132,"n_dims_used":45,"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}}