{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013152","490:4900013053","490:4900013080","490:4900013093","490:4900012727","490:4900013188","490:4900012936","490:4900012933","490:4900013118","490:4900013150","490:4900013195","490:4900012928","490:4900012794","490:4900012800","490:4900013094","490:4900012983","497:4970001933","490:4900013121","490:4900013227","490:4900000992","490:4900000993","490:4900013052","490:4900012664","490:4900012969","490:4900012663"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490],"twin_sims":[0.46953147445948695,0.39504341561590284,0.3113821391201187,0.3029079747015122,0.2882760432829448,0.23817466735284185,0.23507543178776177,0.22429292254167102,0.21573709627432866,0.2119148223240935,0.1946605457778825,0.17382273519077093,0.17004854954732745,0.13274737740128884,0.11191629541978373,0.11060935781657208,0.10700084549460673,0.10170229397819754,0.09354357906218357,0.08756775566613477,0.08617694245129948,0.07770101694591945,0.07713804489484859,0.07357824632810109,0.07243225695049173],"twin_dists":[0.1597002037709745,0.17700702528427667,0.19839231322033565,0.20072447460182768,0.20484272298257158,0.22000224303326696,0.22100416262296718,0.22455913977069122,0.2274617157807646,0.22878347495864743,0.23496143566151714,0.2429534275583705,0.24447272791765817,0.26099973096413465,0.27180741664951263,0.27253538912462316,0.2745805011616713,0.2776827956107454,0.28271667532582845,0.2866281641749307,0.28756878227015986,0.29357879702102185,0.2939962932189181,0.2966946129124046,0.2975857032818421],"n_dims_used":45,"mean_confidence":0.9128921508789063},"coverage":{"mean_confidence":0.9128921508789063,"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}}