{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002816","490:4900003916","490:4900004475","490:4900003773","490:4900003374","490:4900002967","490:4900003504","490:4900003373","490:4900003244","490:4900003243","490:4900003630","490:4900004608","490:4900003238","490:4900002066","490:4900003778","490:4900003635","490:4900005155","490:4900007303","490:4900002822","490:4900004054","490:4900004614","490:4900003375","490:4900005020","490:4900005304","490:4900003924"],"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":[0.5916741481386635,0.5505736106595686,0.3977765680602068,0.3825079173230085,0.3455317358748944,0.34153771288910945,0.3382015358449941,0.3068594592551542,0.30512537529642375,0.2776353763732363,0.2763405811399959,0.27442117145468453,0.27421185064390124,0.26643705704396103,0.2562344744080445,0.2445395151117781,0.242077569181253,0.2417485040699162,0.2363716518988643,0.23552141635198223,0.23050166130195973,0.22947127588331095,0.22572564997996394,0.2245822305326375,0.22318842903632058],"twin_dists":[0.1330562976517763,0.14188983775578826,0.17634878199825663,0.1800536281779471,0.1893381871270228,0.19037111799937187,0.19123887509670032,0.1996323742092697,0.2001106269173545,0.20791657107783576,0.20829545312461556,0.20885911200004476,0.20892072760118754,0.21123016329181965,0.21432535746417888,0.21797089968752706,0.21875252041045914,0.21885738121394216,0.2205840777140923,0.22085945534207072,0.22249870415106615,0.22283808494420912,0.22408035007704988,0.22446229514307942,0.2249296310110453],"n_dims_used":45,"mean_confidence":0.8985382080078125},"coverage":{"mean_confidence":0.8985382080078125,"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}}