{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004232},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004351","476:4760004376","476:4760004277","476:4760004138","476:4760003953","476:4760003845","476:4760003038","476:4760004135","476:4760004126","476:4760004177","476:4760004050","471:4710001689","476:4760004043","476:4760003281","476:4760003274","476:4760003888","476:4760001384","476:4760003792","476:4760004087","498:4980003168","476:4760003939","471:4710002589","476:4760003564","476:4760004127","476:4760003904"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,471,476,476,476,476,476,476,476,498,476,471,476,476,476],"twin_sims":[0.6185678338481478,0.4987046369663262,0.45146658221371044,0.4182350928110888,0.406475894174087,0.40005304316799417,0.3784547042744665,0.3545315329892766,0.3370420674526364,0.3323377660534681,0.3119654168588746,0.3060468295722706,0.30327564338612567,0.274311311124215,0.2722853963643916,0.27024895655625036,0.26739178219358967,0.2550824106744232,0.25375388090026946,0.24781297007021916,0.24133866778755414,0.23669893937738293,0.2288749346325096,0.223602108007522,0.22318409130591907],"twin_dists":[0.12729666518117633,0.15320139725920373,0.1637916486314414,0.17148465024017978,0.17426723566767166,0.1758021024415518,0.18104884437588864,0.1870335100590323,0.1915415363602454,0.19277534522568734,0.1982331391322544,0.1998562989459348,0.20062251217211682,0.20889144685235309,0.20948915927852832,0.21009274271210476,0.21094434338524298,0.2146797074093343,0.2150895966235949,0.21693945826891517,0.21898811017327097,0.22047824712097333,0.2230349632730158,0.22479072381606424,0.22493108846457288],"n_dims_used":45,"mean_confidence":0.9172398037380642},"coverage":{"mean_confidence":0.9172398037380642,"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}}