{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003934},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003872","489:4890003998","489:4890003936","489:4890003695","489:4890003878","472:4720007005","489:4890003809","489:4890003696","489:4890004884","489:4890003816","472:4720007062","489:4890003877","472:4720006940","472:4720004368","472:4720007121","489:4890000906","489:4890000846","489:4890004834","489:4890003687","489:4890003627","489:4890004433","489:4890000787","489:4890003932","467:4670000619","472:4720005557"],"twin_admin_codes":[489,489,489,489,489,472,489,489,489,489,472,489,472,472,472,489,489,489,489,489,489,489,489,467,472],"twin_sims":[0.7428062618186484,0.6867565493137665,0.6398592574661394,0.635188961661022,0.6205165740692904,0.5226934629358615,0.5200664768531841,0.515062110334537,0.5125422986897263,0.4487640663337632,0.44219878010797536,0.4414578465412102,0.44098661579951165,0.4386870430316172,0.4335513065378947,0.43089638306881334,0.4289272328181202,0.41668876802893434,0.40600050851210207,0.4051463536407811,0.4032244962401775,0.4022872125170013,0.402215651653618,0.4020329871056395,0.3932411059047531],"twin_dists":[0.1001499923099114,0.11259083160601238,0.12273063970256608,0.12373334644948458,0.1268791937134971,0.1479383974555755,0.14851176135973793,0.1496059145913191,0.15015782879407275,0.16440878947786852,0.16591390971876246,0.16608430900189852,0.1661927400392679,0.16672252610532376,0.16790969498027308,0.16852560997050267,0.1689834276103121,0.17184860395265972,0.17438046429730772,0.17458405769849586,0.17504284793954894,0.17526695462219294,0.17528407464800863,0.17532778104696184,0.17744223720962707],"n_dims_used":45,"mean_confidence":0.9171088324652777},"coverage":{"mean_confidence":0.9171088324652777,"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}}