{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008330","490:4900010489","490:4900010138","490:4900007902","490:4900011443","490:4900010574","490:4900010905","490:4900008113","490:4900010823","490:4900009942","490:4900007999","490:4900010743","490:4900008114","490:4900010650","490:4900010483","490:4900011506","490:4900008120","490:4900011377","490:4900010902","490:4900011307","490:4900010744","490:4900010824","490:4900010658","490:4900011505","490:4900011369"],"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":[0.3735663411490509,0.2678256308091101,0.1593780318276858,0.13854572587537045,0.057202951477501686,0.05241737859730049,0.04736409876668903,0.04029988795065665,0.034477617168152196,0.0318983719934708,0.03114075746853083,0.030775286675686717,0.030751818937689416,0.029850263209753834,0.02953158645778992,0.02952534529875103,0.02595732167298163,0.02397929040733275,0.02323471902814409,0.02168347804203678,0.021288731274123035,0.020882262292827903,0.020817269772833703,0.019385329645333814,0.01819008102507948],"twin_dists":[0.18225603550138653,0.2108146698390783,0.2489037918189745,0.25822202350748696,0.3106770272693226,0.31538473464420524,0.3207605763503112,0.32914441562645624,0.3370459367596569,0.340914978171579,0.3421022086776927,0.34268378582419534,0.3427213319479614,0.3441826633406548,0.3447082665967206,0.3447186088184783,0.35096410050979454,0.3547530462390957,0.3562496536654746,0.3595063135484035,0.3603672964904833,0.3612684870810669,0.3614139970344093,0.3647248697297778,0.3676562462388025],"n_dims_used":45,"mean_confidence":0.8755969577365451},"coverage":{"mean_confidence":0.8755969577365451,"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}}