{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004880","489:4890004697","489:4890004233","489:4890004182","479:4790003505","489:4890004387","479:4790004015","489:4890004316","489:4890004230","479:4790003675","489:4890004328","489:4890004368","489:4890004338","489:4890003813","489:4890004849","489:4890004745","479:4790002729","489:4890004367","489:4890004317","489:4890004887","489:4890004128","479:4790002814","489:4890004002","489:4890004976","489:4890003994"],"twin_admin_codes":[489,489,489,489,479,489,479,489,489,479,489,489,489,489,489,489,479,489,489,489,489,479,489,489,489],"twin_sims":[0.7565464282653145,0.7001513406520038,0.6961812640752222,0.6695340757231246,0.6693911729615604,0.6595013452180363,0.6480918976702092,0.6473635658274509,0.6450056522185585,0.6447407236010093,0.6425021146930898,0.6270767198840067,0.6266409593395784,0.6167441158514062,0.6087216553492946,0.608206863944675,0.6030632876768407,0.5997233795843361,0.5979626491118261,0.5884605408785891,0.5846801977826548,0.5829593516654996,0.5814167059237605,0.5796520459517954,0.5782037052518217],"twin_dists":[0.09701396008723434,0.109658801204305,0.11053001271834206,0.11633350416239699,0.11636444979824966,0.11850237689974302,0.1209608856528253,0.1211175818218807,0.12162469398802106,0.12168165514535303,0.12216284106110459,0.12547332585495374,0.12556674003705048,0.12768730468707054,0.12940533430958795,0.12951556608916895,0.13061695276003474,0.13133216965146904,0.13170924987336288,0.13374492167698473,0.13455526547401114,0.1349242562159531,0.13525510436260715,0.13563365164862431,0.13594441478505845],"n_dims_used":45,"mean_confidence":0.9197558932834201},"coverage":{"mean_confidence":0.9197558932834201,"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}}