{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004017","493:4930003814","488:4880001582","481:4810000687","470:4700002685","470:4700002684","470:4700002512","493:4930004016","470:4700003047","481:4810001528","488:4880002671","493:4930001772","493:4930002134","488:4880002862","470:4700002031","488:4880001392","481:4810001722","488:4880002256","488:4880001560","470:4700003041","488:4880002746","470:4700000519","470:4700001565","481:4810002133","470:4700001420"],"twin_admin_codes":[493,493,488,481,470,470,470,493,470,481,488,493,493,488,470,488,481,488,488,470,488,470,470,481,470],"twin_sims":[0.5101814432410445,0.5098597660098272,0.5062913991118245,0.4952044983477758,0.48702818887426175,0.47478713168208503,0.45994966479986005,0.44343643389940723,0.4197610348459996,0.4180457532366889,0.40826110740135413,0.4070113852761627,0.40584798894714585,0.392166198463512,0.38781877549255633,0.38692465100641865,0.38008434151813925,0.38006444718495075,0.378114751258906,0.37736470371285885,0.3771095910293627,0.3769114604070201,0.3734506458327827,0.373443593908213,0.37176199732313897],"twin_dists":[0.15067554707034636,0.15074613587249203,0.15152995679440798,0.15397489730489644,0.15578803674191744,0.15852017481193306,0.1618632378318403,0.1656295213442084,0.1711260560423183,0.17152918358362704,0.17384255274357457,0.1741397614455514,0.17441680431880735,0.17770224060654255,0.178757229005248,0.1789748947183742,0.1806480916155263,0.18065297891796045,0.18113254942801865,0.1813173596409077,0.18138025963411247,0.18142912456788307,0.18228470016973408,0.18228644749572276,0.1827035791379543],"n_dims_used":45,"mean_confidence":0.9269080268012153},"coverage":{"mean_confidence":0.9269080268012153,"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}}