{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002668","493:4930001013","493:4930000599","494:4940000114","480:4800006057","493:4930000900","494:4940000149","493:4930000907","493:4930003007","493:4930002335","480:4800005633","493:4930002836","493:4930000805","493:4930000791","493:4930000898","493:4930004789","493:4930000899","493:4930001118","493:4930000597","493:4930000795","480:4800005635","493:4930002506","494:4940000272","494:4940000186","493:4930001127"],"twin_admin_codes":[493,493,493,494,480,493,494,493,493,493,480,493,493,493,493,493,493,493,493,493,480,493,494,494,493],"twin_sims":[0.5547603651256143,0.5435301696189868,0.5383906819897917,0.37552845294718706,0.371722957742931,0.3708473087758809,0.36097315591987605,0.3601110983661595,0.3573918347357915,0.33325998470039103,0.32748854612417716,0.31997632744125704,0.28940846360427086,0.275982952039682,0.25845637786470255,0.25517614432438096,0.25302337081150733,0.2518979558965766,0.25087305056188686,0.24256343521810847,0.2406959097621451,0.22965400106239048,0.22029432085762563,0.21958924338827598,0.20704680690699537],"twin_dists":[0.14098640202499665,0.1434122598689285,0.14452536674072566,0.18177056535702893,0.1827132742328607,0.18293086564545857,0.18540252290493658,0.18561992211251957,0.18630743251718182,0.19253272784680878,0.19405718800742736,0.19606387568116745,0.20451963763279132,0.20840029335804444,0.21364478300410827,0.2146508391144428,0.21531556081603276,0.2156644923215016,0.2159831265773098,0.21859786158601638,0.21919342635665084,0.22277782701411566,0.22590626848985643,0.22614550033192224,0.23049047335385636],"n_dims_used":45,"mean_confidence":0.9275258382161459},"coverage":{"mean_confidence":0.9275258382161459,"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}}