{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003905","489:4890003646","489:4890003651","489:4890003642","489:4890003722","489:4890003774","489:4890003648","489:4890003847","489:4890004253","489:4890003647","489:4890003706","489:4890003897","489:4890003836","489:4890003715","489:4890004211","489:4890003713","489:4890003662","489:4890003718","489:4890003906","489:4890004608","489:4890003898","489:4890003784","489:4890003968","479:4790001591","489:4890003710"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489],"twin_sims":[0.7775770977148522,0.7723698884158924,0.7514200594865534,0.7419064150231743,0.7133944666493497,0.7053850753520507,0.7007112807085677,0.6909676509657574,0.6136081913233803,0.6033465518328621,0.5948886845157118,0.5862473955075774,0.5829390737313996,0.58277648951735,0.5682321838888422,0.5510963365232596,0.5386756304816931,0.5271129356453836,0.5243923034832728,0.5220390924139271,0.507752733152191,0.5038997369740874,0.4890093934670794,0.4677315451444168,0.46038899411656364],"twin_dists":[0.09212349552895543,0.09334564926091311,0.09818896905539452,0.1003539363451128,0.10673767152491698,0.10850722636080253,0.10953576755458531,0.1116712577616488,0.12835892890253636,0.13055629648286957,0.13236765131125847,0.13421928537770475,0.1349286047577465,0.13496347085476904,0.13808598120444548,0.1417769825330758,0.14446360061647423,0.1469752859596388,0.14756796281357507,0.14808115725800355,0.15120878853203373,0.1520561229573571,0.15534786623786842,0.1601053540839955,0.16176371893639052],"n_dims_used":45,"mean_confidence":0.9197401258680555},"coverage":{"mean_confidence":0.9197401258680555,"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}}