{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003647","489:4890003722","489:4890003710","489:4890003784","489:4890003642","489:4890004244","489:4890003843","489:4890003903","489:4890003645","489:4890003662","489:4890003906","489:4890003904","489:4890004193","489:4890003905","489:4890004074","489:4890004021","489:4890003709","489:4890003897","489:4890003659","489:4890003968","489:4890003839","489:4890004304","489:4890003658","489:4890003718","489:4890004211"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8836495258313619,0.8146946086917475,0.7982589709234149,0.77410176006722,0.7659175995277835,0.7381112822815632,0.7047834580858269,0.7022736713799644,0.7007112807085677,0.6963994793819147,0.686653171329379,0.6632190736339681,0.6504829480446024,0.6388811503607876,0.6273135905217562,0.6261600018148664,0.6251954657617994,0.6094156308696232,0.6051292832224818,0.6019678875954534,0.5984272677761189,0.5919108492677791,0.5716647578423852,0.5679715520870029,0.546496509274645],"twin_dists":[0.06459731893018261,0.08314847248173073,0.08718481378877979,0.09294004538121797,0.09484940851353392,0.10121225983386374,0.1086397835018465,0.10919225702284235,0.10953576755458531,0.11048217656097215,0.11261338225864995,0.11769952574062531,0.12044627381966937,0.12294070643862536,0.12542254585313864,0.1256698378568916,0.12587657923356493,0.12925673290965037,0.13017456014050433,0.13085151762645275,0.13160974383718596,0.13300558388029074,0.13734833985255085,0.13814200998877724,0.14277068290714584],"n_dims_used":45,"mean_confidence":0.9197726779513888},"coverage":{"mean_confidence":0.9197726779513888,"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}}