{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003490","489:4890002906","489:4890002488","489:4890003372","489:4890003072","489:4890002904","489:4890002635","489:4890002550","489:4890003435","489:4890003551","489:4890002556","489:4890003434","489:4890002818","489:4890002893","489:4890003431","489:4890001990","489:4890002975","489:4890002322","489:4890002557","489:4890003489","489:4890003552","489:4890003430","489:4890003429","489:4890002487","489:4890003370"],"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":[0.9415598080621944,0.9246920554126902,0.9175736188332869,0.9151153343182715,0.9151118795033225,0.9108444415529494,0.9058120526621604,0.8945051270813605,0.8930039449942292,0.8926876431626337,0.8885013198708938,0.8860250506766063,0.8845566958169985,0.8841514021924642,0.8781316522519099,0.8742660711819025,0.8722432801972141,0.8708303282038183,0.863654574520713,0.862217580037155,0.8621336532716184,0.8606448129049616,0.8546141084631647,0.8543825223886147,0.8498262680573587],"twin_dists":[0.045071278267813805,0.05139306263421075,0.05386972796899749,0.05470327379737084,0.054704437868533094,0.05612716524948431,0.05776814913387682,0.06132624450157368,0.061786490398530396,0.06188312661683957,0.0631513665213865,0.06389245457967149,0.06432883242509309,0.0644488875123195,0.06621274734656657,0.06732724496974969,0.06790508475688545,0.06830660281680537,0.07032014222469339,0.07071844772673773,0.07074166164487113,0.07115258583050703,0.07280047097835668,0.07286323742728945,0.07409071230543932],"n_dims_used":45,"mean_confidence":0.9140903896755642},"coverage":{"mean_confidence":0.9140903896755642,"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}}