{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003978},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003979","499:4990000757","477:4770003921","477:4770004000","499:4990000602","499:4990000672","499:4990000675","477:4770003596","477:4770003999","477:4770003697","499:4990000603","499:4990000605","499:4990001296","477:4770003753","499:4990001301","499:4990000830","477:4770003949","470:4700000770","488:4880000227","477:4770003586","488:4880000020","477:4770001758","477:4770001065","477:4770000500","496:4960004652"],"twin_admin_codes":[477,499,477,477,499,499,499,477,477,477,499,499,499,477,499,499,477,470,488,477,488,477,477,477,496],"twin_sims":[0.8872206627845814,0.824682565120739,0.8177221138929222,0.7956494312206897,0.7447082791525612,0.727760551439494,0.6948568714176292,0.6882800341730395,0.669723803528268,0.6623405742620182,0.6537924349067998,0.6517875215974653,0.6246322529238535,0.6235337202426571,0.6130490533118846,0.6062753580594997,0.5939462466455275,0.5917033222205559,0.5908751158697068,0.5877389250484255,0.5660880515380324,0.5605310827488964,0.5554711782219584,0.5474445680215886,0.5464580683360281],"twin_dists":[0.06353545757870732,0.08063872010831087,0.0823925864579225,0.0878160160012417,0.09971835682031434,0.10353908183081037,0.11082021816788841,0.11225837084137356,0.1162924160344051,0.11788932529716402,0.11973348056165924,0.12016536940331521,0.12599729027369932,0.12623271479165904,0.1284786704595955,0.12992915423858797,0.13256953258241153,0.13305004698488393,0.13322749935664752,0.13389958042329386,0.13854700161287203,0.13974284602136047,0.14083312448532187,0.14256575935773685,0.14277899322972168],"n_dims_used":45,"mean_confidence":0.9259722391764323},"coverage":{"mean_confidence":0.9259722391764323,"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}}