{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005543},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001542","490:4900003613","488:4880004897","490:4900002023","490:4900005001","496:4960000354","490:4900001200","490:4900005114","490:4900004865","490:4900005404","470:4700002965","496:4960012261","466:4660000468","490:4900005003","490:4900005267","490:4900004869","490:4900007014","466:4660003468","490:4900004977","490:4900002926","490:4900005119","490:4900006303","466:4660000055","490:4900002044","490:4900004737"],"twin_admin_codes":[466,490,488,490,490,496,490,490,490,490,470,496,466,490,490,490,490,466,490,490,490,490,466,490,490],"twin_sims":[0.3594080352774248,0.35441860178977025,0.311371032781554,0.30244364674007246,0.2898498345122067,0.28457196824633385,0.28045012118251594,0.28024802333700893,0.2691514664510025,0.2559356484390064,0.25512173686142253,0.254840699126552,0.25415145626403557,0.2427618934320992,0.24125422635442165,0.23818455686484696,0.2312578654592318,0.22294899421225903,0.21910881541586527,0.21889444764274082,0.21822715230807338,0.21674288329106267,0.2141518902337584,0.212886168185256,0.2096225197735198],"twin_dists":[0.1857974217998455,0.18706223923473492,0.1983953457460184,0.20085334559575052,0.20439391666908654,0.2059048564404624,0.20709662035185755,0.2071553254353597,0.210419194675279,0.21441717280743142,0.21466759482535025,0.21475418131102753,0.21496679077275974,0.21853474687112978,0.2190150630486782,0.21999905961280025,0.22225026712841375,0.2250101080584293,0.22630880391216585,0.22638174772132294,0.22660911836802283,0.2271165403896381,0.22800795086687684,0.2284460613952971,0.229583924808248],"n_dims_used":45,"mean_confidence":0.9103634304470486},"coverage":{"mean_confidence":0.9103634304470486,"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}}