{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004337","490:4900004476","490:4900003111","490:4900004334","490:4900003631","490:4900002972","490:4900003781","491:4910001260","490:4900004604","491:4910001501","490:4900003638","490:4900004477","491:4910001117","490:4900006441","490:4900003110","491:4910001196","490:4900003924","491:4910001065","490:4900004336","491:4910001323","491:4910001254","490:4900002373","491:4910001186","491:4910001855","490:4900006328"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,491,490,490,491,490,490,491,490,491,490,491,491,490,491,491,490],"twin_sims":[0.5335347332412848,0.46311909285233555,0.4535362277681013,0.4271052045104589,0.3842508930202054,0.3605456916798229,0.33212809362278456,0.32732819728179935,0.30212442551405894,0.28689984484736797,0.2848804769330206,0.2811511295678094,0.2661814408479268,0.2649142008606272,0.2556700889295752,0.24005666621328484,0.23734255571373766,0.23010151537255796,0.2266930752273526,0.22634450238192022,0.2234501796649662,0.21914119195941456,0.21497164743480715,0.2136005024676548,0.21013154440281248],"twin_dists":[0.14557894305844513,0.16114603624123552,0.16331995660414167,0.1694078068527097,0.17962722181911833,0.18551029045424416,0.19283055712448338,0.19409975239506022,0.20094201001316322,0.20523638295562538,0.20581607652794992,0.2068931910996205,0.2113067961698417,0.2116873886839059,0.214498823886817,0.2193979730966904,0.22027040782887247,0.2226303821729183,0.22375819593475094,0.22387416592426082,0.2248417191615851,0.22629779117290516,0.22772513709462539,0.22819858957894548,0.22940566684267882],"n_dims_used":45,"mean_confidence":0.8999333699544271},"coverage":{"mean_confidence":0.8999333699544271,"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}}