{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002060","489:4890003862","489:4890004386","489:4890004329","489:4890004278","489:4890004880","489:4890003988","479:4790002653","489:4890003874","489:4890004797","489:4890003926","489:4890003924","489:4890004050","489:4890004656","489:4890004474","489:4890004528","489:4890004387","489:4890004566","489:4890004272","489:4890004382","489:4890004752","479:4790001010","468:4680001636","479:4790002145","479:4790001976"],"twin_admin_codes":[479,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,479,468,479,479],"twin_sims":[0.7355796924417414,0.7348591973234574,0.7176787136244405,0.6694151604565537,0.6653156467067399,0.6572158403693167,0.6513474282598363,0.6359867445577249,0.6300531045941469,0.6194336589304206,0.6153665376128029,0.6145010026420332,0.607714552868109,0.598445738432211,0.5919366032507102,0.5909634378606842,0.5837420713392565,0.5835051895240229,0.5822760522914644,0.5800038572199135,0.5797166679432016,0.5690425397172422,0.5681441535669509,0.5628487712299598,0.562060487047876],"twin_dists":[0.10178322374089181,0.1019454942237251,0.105787259872141,0.11635925541248326,0.11724633885500489,0.11899548037920987,0.12026014195046397,0.12356212005064786,0.12483514778211616,0.12711118981695924,0.12798235442492645,0.12816772446404628,0.12962098369151698,0.13160578807275647,0.13300006608629736,0.13320857481561219,0.1347564127440943,0.13480720707791813,0.1350707938861802,0.1355581751573673,0.1356197875642934,0.13791179548498678,0.13810490500877662,0.13924390046554047,0.13941356942091493],"n_dims_used":45,"mean_confidence":0.9203595479329427},"coverage":{"mean_confidence":0.9203595479329427,"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}}