{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001553","497:4970001478","497:4970001632","497:4970001555","497:4970001716","497:4970000348","497:4970001807","497:4970001554","497:4970001398","497:4970001146","497:4970000968","497:4970001404","497:4970001403","497:4970001053","497:4970000141","497:4970001477","497:4970001481","497:4970001237","497:4970001630","497:4970001057","497:4970001238","497:4970001406","497:4970001885","497:4970001806","491:4910005279"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,491],"twin_sims":[0.14095909226885647,0.10619424664369655,0.06838940599168661,0.06425705103311638,0.06325149047607591,0.06010128532759048,0.029550768177637656,0.020609888835579335,0.020469200101728428,0.016108994807867937,0.014561163589217692,0.01424182368895671,0.013443786590240295,0.01266564770599998,0.012552751126141667,0.011727043572378413,0.009807109563633268,0.009085376187062193,0.007724817672811894,0.00699622219417402,0.006432732173096998,0.0054254909841367546,0.004351169551211723,0.0033701238173331795,0.0033518440077517767],"twin_dists":[0.2570914966043538,0.2750449344380401,0.3008234811835639,0.30429810314395833,0.30517114254287053,0.3079818985608048,0.34467649231295255,0.36188095690711297,0.36220008183135566,0.3731887507650089,0.37772705007904805,0.37871597861150935,0.38127567329890066,0.3839043208793019,0.3842975073132758,0.38727246726130526,0.3949827877350659,0.3982337730008928,0.40504673511567607,0.40915142680971406,0.41259863136672864,0.4195025102087855,0.4282830781838478,0.43822992265674016,0.4384392125591783],"n_dims_used":45,"mean_confidence":0.9000504387749566},"coverage":{"mean_confidence":0.9000504387749566,"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}}