{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001748},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002505","489:4890002180","489:4890002085","489:4890003427","489:4890002918","489:4890002916","489:4890002656","489:4890002306","489:4890003600","489:4890003331","489:4890002742","489:4890002839","489:4890002506","489:4890002751","489:4890003512","489:4890003534","489:4890002665","489:4890001991","489:4890003311","489:4890002023","489:4890002660","489:4890001814","489:4890002664","489:4890001835","489:4890002090"],"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":[0.886175924735759,0.8592964449299358,0.8303156480755213,0.8257805710902186,0.8158731346417692,0.8130158701348548,0.8085260180407479,0.804110707978642,0.8036620753528625,0.8018331775056652,0.7982461891602373,0.7791058490819059,0.7760405909648131,0.7675913061330903,0.7672331550030148,0.7638385262303049,0.7608691692621776,0.7605015573222691,0.759052834021576,0.7544168109284578,0.7491671563142714,0.748201083832416,0.7395173417550214,0.7372868336787028,0.7372553664032211],"twin_dists":[0.06384748875434683,0.0715233109179824,0.07920200540553135,0.08035992548255393,0.08285471317140439,0.08356586129233697,0.08467625739105433,0.08576011231389771,0.08586980581053041,0.08631617120255991,0.08718791156162352,0.09176317062908439,0.09248494416377699,0.0944604281275368,0.09454372792608412,0.0953315655212968,0.09601824806516471,0.09610310485708644,0.09643718862946851,0.09750283588662312,0.09870343937264434,0.09892370272652962,0.10089459791125516,0.10139833993287628,0.10140543952788474],"n_dims_used":45,"mean_confidence":0.914789326985677},"coverage":{"mean_confidence":0.914789326985677,"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}}