{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011535},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011720","490:4900011471","490:4900011190","490:4900011463","490:4900011266","490:4900012212","490:4900010071","490:4900011397","490:4900011403","490:4900011657","490:4900011104","490:4900011041","490:4900011786","490:4900011921","490:4900011192","490:4900011343","490:4900011600","490:4900011196","490:4900011469","490:4900012209","490:4900011854","490:4900011791","490:4900011726","490:4900011736","490:4900011275"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7038783894728923,0.5057387034863612,0.416561097495157,0.3589239968913864,0.3549110259849309,0.3538019321949901,0.3125867889260852,0.3102141258002838,0.3046922352306823,0.300938959152379,0.29601167441806076,0.28889910184097684,0.2783994657622924,0.27477049575470236,0.2655073484630227,0.2589168976493963,0.2506637539929885,0.2407894089524607,0.2387029362721929,0.235229861274229,0.23294525526359205,0.23058236469089174,0.21936573311207705,0.21122417834566598,0.20690827496443426],"twin_dists":[0.10883911015754462,0.1516514907689906,0.17187867919278507,0.18591972835143702,0.1869370034867111,0.18721920087298724,0.1980637560088664,0.19871157244698415,0.20023033021911557,0.20127175453435098,0.20265051553476146,0.204664867547631,0.20769348931494364,0.20875634917580102,0.21150910671504503,0.21350418707831237,0.2160482971702994,0.2191635378250425,0.2198323143680442,0.22095403502827002,0.22169782757585163,0.2224721649525116,0.2262214444908083,0.22902401996442837,0.23053944844946547],"n_dims_used":45,"mean_confidence":0.9148374769422744},"coverage":{"mean_confidence":0.9148374769422744,"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}}