{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011843},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010426","490:4900011167","490:4900011703","490:4900011776","490:4900011634","490:4900011232","490:4900011165","490:4900011175","490:4900011573","490:4900011772","490:4900011249","490:4900011644","490:4900010760","490:4900011305","490:4900011906","490:4900011234","490:4900011442","490:4900011011","490:4900011436","490:4900011523","490:4900011319","490:4900011179","490:4900011383","490:4900011438","490:4900011374"],"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":[0.5313925001717352,0.4523513508949495,0.4362652942089111,0.3747861017101083,0.36599116198125653,0.31480766256135084,0.30545650354801845,0.29570126650526135,0.2835955770848681,0.2449003142265057,0.24372669204277386,0.2245821313312561,0.2222808505490589,0.21972828254791435,0.2153036569945198,0.19979177844231494,0.18615968092819998,0.18456987716972376,0.17830413987804522,0.17106212921466263,0.1538258175274899,0.1528040723609519,0.14468701426202352,0.1417452396952106,0.13985319656437328],"twin_dists":[0.14604434998813842,0.1635899038053968,0.16728164170331755,0.18195409285606098,0.18414224707269763,0.19745991835816976,0.20001918208998146,0.20273782436839524,0.2061862164185976,0.21785678038522285,0.2182283909418951,0.22446232833609317,0.22523498483470086,0.22609828384219252,0.22761080188085303,0.23308614164087438,0.23814536738462042,0.23875206413425304,0.24117972291683754,0.24406235775473303,0.2512951769233897,0.25174210457225843,0.2553731652024465,0.2567263467306672,0.2576077399498986],"n_dims_used":45,"mean_confidence":0.8906924777560764},"coverage":{"mean_confidence":0.8906924777560764,"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}}