{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003498","489:4890003560","489:4890003072","489:4890003492","489:4890002906","489:4890001990","489:4890003431","489:4890003430","489:4890003551","489:4890002808","489:4890003434","489:4890002635","489:4890002555","489:4890003559","489:4890003552","489:4890003495","489:4890003494","489:4890002550","489:4890001905","489:4890003071","489:4890003565","489:4890002807","489:4890002719","489:4890003562","489:4890002905"],"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":[0.9353420773671227,0.9203168916960728,0.9194699646556603,0.9059646828694837,0.8955227293772635,0.8916446953235283,0.878403370779152,0.8774758396744563,0.8706552177526807,0.8451322802017213,0.8406143670042159,0.8318831240154672,0.8230566580978518,0.8219505309337354,0.7941556877850758,0.7895445978115977,0.7865259673139382,0.7830629906736869,0.7759144334482789,0.7666528412623148,0.7635480175579835,0.7620231177661901,0.7568523675174033,0.7556262023439094,0.7552204450094729],"twin_dists":[0.047486118908641975,0.05292675240673226,0.05321935765954935,0.057718932705663875,0.061012727431122724,0.062200944653646215,0.06613388726475883,0.06640279634694989,0.0683562448329894,0.07534111119055341,0.07653173392918938,0.07879932081933891,0.08105047054121825,0.08132986100768974,0.08817621825457234,0.08928319999867224,0.09000396437490145,0.09082715203567815,0.09251459050127639,0.0946786257784009,0.09539884736461407,0.09575165763626531,0.09694363946490897,0.09722534000368421,0.09731848000685027],"n_dims_used":45,"mean_confidence":0.9143213907877604},"coverage":{"mean_confidence":0.9143213907877604,"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}}