{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004012","499:4990003769","499:4990003288","500:5000009937","496:4960005946","499:4990002954","499:4990004178","499:4990002249","499:4990003881","499:4990000406","468:4680005925","499:4990001123","468:4680004472","499:4990003975","499:4990004131","499:4990003600","477:4770003842","499:4990000487","499:4990000940","499:4990003959","485:4850000410","499:4990000778","496:4960010093","499:4990004051","500:5000004310"],"twin_admin_codes":[499,499,499,500,496,499,499,499,499,499,468,499,468,499,499,499,477,499,499,499,485,499,496,499,500],"twin_sims":[0.726643782927903,0.6555940208107959,0.5047994572695904,0.4759298835758179,0.4642774665569655,0.45746504173477054,0.4481277913110214,0.43710924221839204,0.43580206059034987,0.43036860242169805,0.42566486971210404,0.4159999954529667,0.4152118201359111,0.4133582564145038,0.40205871542741073,0.39808953206543196,0.39677127630350056,0.3966749388509947,0.39361586972558604,0.3932465340861548,0.3908240947890429,0.3890345048495236,0.38857715734810006,0.3805931337814071,0.37993805435929334],"twin_dists":[0.10378895965961592,0.11934519230844316,0.15185810589723683,0.15826417192546596,0.16088434193273685,0.16242670689634633,0.16455429028128643,0.16708665819102292,0.16738872962739595,0.16864823257392134,0.16974381182498213,0.1720109044637559,0.17219676979368687,0.17263447335081272,0.17532162445381183,0.17627354139167623,0.1765906507702429,0.17661384388780005,0.17735166532018534,0.17744092505583445,0.17802734123895406,0.17846165139520975,0.17857279415119365,0.18052314211107678,0.18068403185204837],"n_dims_used":45,"mean_confidence":0.9329742431640625},"coverage":{"mean_confidence":0.9329742431640625,"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}}