{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000135","490:4900001036","490:4900002802","490:4900001209","490:4900000784","490:4900002312","490:4900002475","490:4900000511","496:4960006371","480:4800004694","490:4900000594","494:4940008213","494:4940008217","490:4900000422","490:4900000818","494:4940005932","490:4900000226","466:4660011511","490:4900001592","490:4900005518","494:4940005934","496:4960007783","494:4940004469","490:4900000801","480:4800005473"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,480,490,494,494,490,490,494,490,466,490,490,494,496,494,490,480],"twin_sims":[0.5143131210947279,0.41592133340019566,0.4126068657237253,0.3977653451262387,0.39549444152678587,0.3671145470186631,0.3622028308729356,0.36137023863955603,0.3335786540054224,0.3255324686841623,0.3246971004261234,0.3240667922720637,0.3207501354869218,0.31772576196706387,0.3152618665891775,0.31384589824929343,0.3094111306916418,0.2974958650381059,0.2923127069610619,0.2918112842811019,0.2851483819607925,0.2832819843180696,0.2726416361584739,0.27061514264245273,0.270605191549651],"twin_dists":[0.14976989536037674,0.17202944752011345,0.17281215024433302,0.17635148064005557,0.1768982576944571,0.1838613041815194,0.18509287252480605,0.18530247302533243,0.19244897740596115,0.19457721588441917,0.19479982801839552,0.19496800559088717,0.19585596767119973,0.19667017174044815,0.19733672229941984,0.19772111597299072,0.19893145883180022,0.20223379866777202,0.20369447146000563,0.20383658845173316,0.2057390281068189,0.20627670620920108,0.2093838590199608,0.20998400184455698,0.20998695567183284],"n_dims_used":45,"mean_confidence":0.9171702067057291},"coverage":{"mean_confidence":0.9171702067057291,"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}}