{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003388","489:4890003395","489:4890002827","489:4890002307","489:4890002996","489:4890003521","489:4890002828","489:4890003581","489:4890002566","489:4890003005","489:4890001848","489:4890003389","489:4890003582","489:4890001927","489:4890001920","489:4890003316","489:4890003183","489:4890003260","489:4890003079","489:4890002926","469:4690000421","489:4890002997","489:4890002916","489:4890003184","489:4890002021"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469,489,489,489,489],"twin_sims":[0.604638194662164,0.599798021771082,0.5813873007036067,0.5756366345991106,0.5604963586053684,0.5421283201719157,0.5358238066247302,0.5348581295207823,0.5341267415551273,0.5179482635444692,0.5141323176299153,0.5116429594148509,0.5097950777225662,0.5096903777869031,0.509372272633542,0.509290014558971,0.5063536577914161,0.4976926549046434,0.4929243746319204,0.4922806073670628,0.48809100251092385,0.4831035912457753,0.47682670858080695,0.4761447562521731,0.4748388044390368],"twin_dists":[0.1302797161573822,0.1313161847724639,0.13526141149306573,0.1364953873159758,0.1397503234415116,0.1437156773620502,0.14508205568723148,0.145291622261775,0.14545039509809418,0.14897457636679975,0.14980948861994192,0.15035497564900088,0.15076033244537754,0.1507833110095275,0.15085313323792202,0.15087119024107867,0.15151626874817045,0.15342487730015433,0.1544796308003315,0.15462225997651138,0.15555184075223724,0.15666160014977737,0.15806340299463778,0.158216057943429,0.15850859455820268],"n_dims_used":45,"mean_confidence":0.9151089138454861},"coverage":{"mean_confidence":0.9151089138454861,"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}}