{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000143","480:4800004693","480:4800005554","480:4800005553","480:4800004109","480:4800003878","480:4800005222","493:4930004525","480:4800005482","480:4800004198","480:4800004108","493:4930006546","480:4800005564","480:4800005396","480:4800005058","480:4800004185","480:4800004792","480:4800005133","493:4930000391","480:4800004962","480:4800004445","480:4800004032","480:4800005038","494:4940000236","480:4800003963"],"twin_admin_codes":[493,480,480,480,480,480,480,493,480,480,480,493,480,480,480,480,480,480,493,480,480,480,480,494,480],"twin_sims":[0.8434123718750488,0.6449314555368495,0.5842205750083663,0.5745366768178679,0.5377074857601307,0.5243354987890638,0.46293100633074696,0.4608790493659681,0.458104127748594,0.44901077675756973,0.434319063765304,0.423740379170264,0.4183903270041707,0.4100496330034549,0.40310217520124597,0.40284214097890286,0.3581246069464548,0.3572919987950826,0.35129126295016255,0.34942167701031207,0.3489769453527325,0.33999441778101186,0.3372522350987502,0.33557159201036163,0.33506629607111654],"twin_dists":[0.07579581646680439,0.12164064702577092,0.1346538121318595,0.13673154226129666,0.14467348368667327,0.1475803447574624,0.16118854945877667,0.16165274917982733,0.16228166869131722,0.16435239361738133,0.16773186658237124,0.17019349892879923,0.1714481450175207,0.17341790389283063,0.17507208186882076,0.1751342416083792,0.18612190286661154,0.1863327249722908,0.18785971666876258,0.1883382339036881,0.18845225953267974,0.19077196904695218,0.19148663370457059,0.19192619159617275,0.19205858046966717],"n_dims_used":43,"mean_confidence":0.9216221654137899},"coverage":{"mean_confidence":0.9216221654137899,"n_dims_used":43,"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}}