{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000197","477:4770000285","489:4890002451","489:4890002202","477:4770000751","477:4770000619","477:4770000192","489:4890001692","477:4770000083","489:4890002610","477:4770004021","477:4770000546","477:4770000701","477:4770000596","485:4850007263","489:4890002120","489:4890002371","477:4770001250","477:4770000597","470:4700005440","500:5000002383","489:4890004602","489:4890002868","477:4770002202","477:4770000037"],"twin_admin_codes":[477,477,489,489,477,477,477,489,477,489,477,477,477,477,485,489,489,477,477,470,500,489,489,477,477],"twin_sims":[0.834261485598687,0.6511285536104887,0.5104399908480373,0.5103992389270047,0.45987259485436877,0.4570573213946626,0.4499755707757137,0.4485007261254605,0.4465599712962733,0.42353096139855534,0.4207488341356931,0.4183615901292019,0.4110629426195341,0.4048683462594493,0.4024177294854609,0.3978585643841115,0.3927713094911357,0.3905735552063275,0.3871747311682198,0.3762569009157241,0.36930009389299834,0.36637244265102215,0.36337565626783286,0.3612515387131852,0.3546236269221702],"twin_dists":[0.07818582074674202,0.12030727186238209,0.1506188197173873,0.15062776051559887,0.16188069955814627,0.16251927568662905,0.1641319616047753,0.16446899962655442,0.16491314638568177,0.17024248394466127,0.17089421948268438,0.17145490241026778,0.17317767549475674,0.17465036389016478,0.17523573363411388,0.176329066401222,0.1775558329468182,0.1780880877245139,0.178913991252548,0.1815906476412434,0.18331595974299833,0.18404684565283433,0.18479803458369526,0.18533237506691044,0.18701008529547317],"n_dims_used":45,"mean_confidence":0.9196910434299045},"coverage":{"mean_confidence":0.9196910434299045,"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}}