{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790004179","479:4790002232","479:4790002650","489:4890005211","489:4890005437","479:4790003664","479:4790002731","489:4890004565","489:4890003614","489:4890005300","489:4890004609","489:4890005439","489:4890004539","489:4890005068","479:4790002739","479:4790003495","489:4890004894","489:4890003908","489:4890003712","489:4890003704","489:4890005442","489:4890004236","479:4790002824","489:4890004896","479:4790004102"],"twin_admin_codes":[479,479,479,489,489,479,479,489,489,489,489,489,489,489,479,479,489,489,489,489,489,489,479,489,479],"twin_sims":[0.8022393831931093,0.7660889130673784,0.7607951915890812,0.7548013607663154,0.721863446995006,0.7090363493741604,0.6885108839538129,0.6718776276562544,0.6683585121915103,0.6590359567933238,0.6461706269050578,0.6437050919795742,0.6406640027377072,0.6350747963805176,0.6317057680931603,0.6215738572812332,0.6182643829671,0.6172815385075242,0.6135490735462522,0.6060240119007622,0.6023095642782208,0.5985984488236652,0.5896362491089452,0.5871262976366239,0.585445994254059],"twin_dists":[0.08621714349696946,0.09480962847301048,0.0960353272479003,0.09741463813272076,0.10485614245722373,0.10770166114106736,0.1122079723043131,0.11582577211657638,0.11658802481039632,0.11860281298991886,0.1213741785509282,0.12190429078761945,0.12255777685493482,0.12375784769004147,0.12448068867900793,0.1266526701633285,0.12736166728529322,0.12757219348674564,0.12837158932097006,0.1299829742167239,0.1307783516525087,0.13157308300338902,0.13349296354071713,0.13403088927225998,0.1343910845289744],"n_dims_used":45,"mean_confidence":0.920558844672309},"coverage":{"mean_confidence":0.920558844672309,"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}}