{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009942","490:4900011377","490:4900010752","490:4900010413","490:4900010667","490:4900009620","490:4900010571","490:4900009550","490:4900010327","490:4900010240","490:4900007902","490:4900010658","490:4900010489","490:4900010138","490:4900011372","490:4900010659","490:4900010128","490:4900008450","490:4900011443","490:4900008114","490:4900010582","490:4900011311","490:4900010575","490:4900011168","490:4900007045"],"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":[0.07276589309313389,0.05349424606732724,0.03790244561955481,0.037803061166622354,0.03605382737406018,0.0110797494357843,0.010637080914600165,0.010058787046505625,0.009158681567143565,0.006789827623475194,0.006136121127731016,0.005378629236181965,0.004740236744153569,0.0041592819408779015,0.00395585659589908,0.003937873552769692,0.0033686102153413985,0.003259851682804228,0.0029639936103136623,0.0028388767731488546,0.0026341457438752046,0.002529047991562962,0.0023987049485405783,0.002115586555726189,0.0020914436632219727],"twin_dists":[0.29732510677150653,0.31429524930703745,0.3322726325958391,0.3324058887479368,0.33480132723822087,0.38973757075714055,0.3914982000531247,0.3938992225113919,0.3978932534398226,0.4103840513227556,0.4145239831465066,0.41985116407622136,0.4248967739573949,0.4300557032811588,0.4320179942410067,0.43219585007926326,0.43824721287495555,0.43950852786612354,0.4431449102547815,0.44478349886623,0.447612994036484,0.4491446724226736,0.4511274505806582,0.45579925179853203,0.456223793452909],"n_dims_used":45,"mean_confidence":0.8888392130533854},"coverage":{"mean_confidence":0.8888392130533854,"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}}