{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002726},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001287","493:4930002717","493:4930002885","493:4930000641","493:4930002895","493:4930003057","493:4930003593","493:4930003067","496:4960006942","493:4930002204","493:4930003925","493:4930001715","493:4930001881","493:4930002883","493:4930000555","493:4930001730","496:4960006546","493:4930003410","494:4940001234","493:4930003255","496:4960003956","493:4930003592","493:4930005104","493:4930003909","496:4960004920"],"twin_admin_codes":[493,493,493,493,493,493,493,493,496,493,493,493,493,493,493,493,496,493,494,493,496,493,493,493,496],"twin_sims":[0.46275745776889887,0.4536863527707135,0.4502624495878491,0.445391008446299,0.3554940602769108,0.32371756301375776,0.30984817323935127,0.30719311390567977,0.2949622206137658,0.2936446572753441,0.27759607438504924,0.27645616926474964,0.27170023823828804,0.23933786138686808,0.21739022753323092,0.20948147794332267,0.20854372096489127,0.19026701184390224,0.1828021405139134,0.17221714142172057,0.17109624829843806,0.16395972641627113,0.15169363462902782,0.1489740686634737,0.14484863816763352],"twin_dists":[0.16122778203471297,0.1632857725895132,0.1640664508888818,0.16518101991860204,0.18678883948885786,0.19506126457747164,0.19881174173663207,0.1995405328513551,0.20294591455134967,0.20331766088334202,0.20792805570900563,0.20826158579543333,0.20966230934724353,0.2196284011285451,0.2268949486629393,0.22963336903579235,0.2299626904396985,0.23659459373838615,0.23943099935594625,0.2435968446687921,0.24404857426037194,0.24697568838023765,0.25223032170637755,0.2534372105579158,0.25529941406238793],"n_dims_used":45,"mean_confidence":0.9228509691026475},"coverage":{"mean_confidence":0.9228509691026475,"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}}