{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011271","490:4900011476","490:4900011195","490:4900010700","490:4900009983","490:4900011410","490:4900010444","490:4900011796","490:4900011792","490:4900011337","490:4900011868","490:4900010276","490:4900011607","490:4900011035","490:4900011472","490:4900011605","490:4900011999","490:4900011939","490:4900011537","490:4900010442","490:4900011541","490:4900012074","490:4900011395","490:4900011989","490:4900011925"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37878484023689485,0.3431055174383304,0.33944452566121885,0.28839528620603955,0.28384882641475623,0.2791003720968835,0.2563793325823414,0.2548856454769304,0.2439461435572809,0.2260948156119299,0.20216817133213583,0.19865179452255935,0.1965587569566936,0.19372195157689387,0.19199809530280135,0.19147162763089295,0.18904763575253625,0.18690600848120825,0.1813643597849639,0.17813720820281992,0.1762728910163382,0.16991403775957473,0.16656364251560804,0.16549818601125826,0.1645895146807534],"twin_dists":[0.1809675914567249,0.18996489117332274,0.19091503209345811,0.20480866667879763,0.20611318327446768,0.2074891819920273,0.21428087365978452,0.2147403294725121,0.21815881714282406,0.22395730942484685,0.23222890424389886,0.23349986406359097,0.23426375928120705,0.23530815642300765,0.23594801260409684,0.23614422287046172,0.23705251662445823,0.23786181132889314,0.23998663308748874,0.24124522100666385,0.24197969442882836,0.24452731979429232,0.24589722218716892,0.24633702106908362,0.24671372022569105],"n_dims_used":45,"mean_confidence":0.9165010240342882},"coverage":{"mean_confidence":0.9165010240342882,"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}}