{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004687","488:4880004600","488:4880005274","496:4960012117","488:4880004688","496:4960012289","488:4880004054","488:4880005994","466:4660008111","488:4880005278","470:4700008127","496:4960011973","466:4660006073","474:4740001044","488:4880004795","488:4880004179","488:4880005980","488:4880005363","488:4880003320","470:4700003151","488:4880003118","488:4880006066","481:4810002872","488:4880003373","481:4810001821"],"twin_admin_codes":[488,488,488,496,488,496,488,488,466,488,470,496,466,474,488,488,488,488,488,470,488,488,481,488,481],"twin_sims":[0.42630582754880225,0.4050385449873043,0.37748861472708256,0.32945779623086824,0.3253981221674652,0.32159477435050837,0.3030806581698647,0.2918027127229947,0.2909775761550304,0.2867948698709055,0.28202618742552643,0.27826631753008485,0.2742792641930691,0.2697558886898928,0.2687302481495281,0.26788168256550476,0.2484007971145493,0.24834352860965964,0.2461600639727728,0.24583828986804754,0.23820175928157197,0.2272065913395236,0.2184887784631181,0.2177577839375848,0.2154438605461],"twin_dists":[0.16959422958907905,0.17460976820353158,0.18128681589981369,0.193535387480033,0.19461299565154305,0.19562934923973999,0.20067657681191745,0.20383901912749833,0.20407320583061384,0.20526645732013113,0.2066396843036087,0.2077323360995816,0.2089008806233359,0.21023930571127825,0.21054470613172885,0.21079792597234917,0.21675516706795456,0.21677310916439815,0.21745917391999833,0.21756060853369885,0.21999352238341302,0.22358756461341697,0.2265199177286498,0.22676932825620838,0.2275625552381927],"n_dims_used":45,"mean_confidence":0.9201058281792535},"coverage":{"mean_confidence":0.9201058281792535,"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}}