{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003036},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000199","477:4770000158","477:4770000082","489:4890001879","477:4770000493","489:4890002613","489:4890002291","489:4890001873","477:4770001367","489:4890002116","477:4770000128","477:4770000286","489:4890001795","489:4890002685","489:4890002045","489:4890002694","477:4770001597","477:4770000387","489:4890002604","477:4770001610","499:4990001956","489:4890002282","477:4770002201","489:4890003093","477:4770000129"],"twin_admin_codes":[477,477,477,489,477,489,489,489,477,489,477,477,489,489,489,489,477,477,489,477,499,489,477,489,477],"twin_sims":[0.5188015640363723,0.4798938622344275,0.43427117700550255,0.3758051126632388,0.32385100110615117,0.30202095045501925,0.27652202757579086,0.27355140345447543,0.2709723989490098,0.2422556988059486,0.24101920373489893,0.22917539141541748,0.2251962322116588,0.21540360957687577,0.21229058540525508,0.2032134732220771,0.20295619737971946,0.19520121364994772,0.19058567851764807,0.18757032272453592,0.18612109869838056,0.1857622995320561,0.1814900580692729,0.170946296029751,0.16709351528421992],"twin_dists":[0.1487880820624872,0.15737769167085172,0.16774295445582624,0.18170221371577586,0.19502562435528448,0.2009707621487166,0.20824229317517337,0.20911532604201233,0.20987800024647457,0.21869579563231273,0.21909011217850685,0.2229357270458232,0.22425703525989932,0.22757640417609312,0.2286528232537176,0.23185402559389276,0.23194616986360742,0.23476223744822078,0.23647526030654686,0.23761008277567405,0.2381600478179454,0.23829667244701797,0.23993793278541098,0.24410916697963242,0.24567925651100778],"n_dims_used":45,"mean_confidence":0.9186626858181424},"coverage":{"mean_confidence":0.9186626858181424,"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}}