{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003269","477:4770003895","499:4990002216","499:4990001435","489:4890003109","499:4990002130","499:4990004092","489:4890003268","499:4990002469","489:4890003189","477:4770003995","470:4700008177","499:4990002864","499:4990004241","499:4990002804","468:4680001299","489:4890002454","499:4990002733","499:4990001478","500:5000003262","489:4890002784","489:4890003118","488:4880000236","500:5000005039","499:4990001942"],"twin_admin_codes":[489,477,499,499,489,499,499,489,499,489,477,470,499,499,499,468,489,499,499,500,489,489,488,500,499],"twin_sims":[0.581192352183164,0.41219324097493115,0.3481979790228752,0.3324658725774209,0.3151639848303982,0.30647918774024474,0.2976041324612685,0.2918686815387223,0.2901780358675256,0.2748360738982429,0.2732342830114908,0.27141403532847125,0.26860647021010653,0.2602753900825465,0.25530720939504015,0.2532132736861234,0.25308613424318704,0.25110453788910575,0.23781694861211028,0.23360518237506792,0.22915069255991688,0.22893362928873756,0.2242304158042068,0.22403233705710257,0.22199639483926828],"twin_dists":[0.13530322666415934,0.17291001770055345,0.18865216430630252,0.19274162099489903,0.19736326275220933,0.19973711752498913,0.20220344826946826,0.203820313142777,0.20430050512994544,0.20873706659066085,0.20920886700843289,0.20974708134185746,0.21058161171199455,0.21309035669878915,0.21461048467548496,0.2152567794686963,0.21529613031244282,0.21591108665730316,0.22011745016222822,0.22148248749051477,0.22294388145177046,0.22301557057327293,0.22458007455530457,0.22464644084766788,0.22533086086861004],"n_dims_used":45,"mean_confidence":0.9258716159396702},"coverage":{"mean_confidence":0.9258716159396702,"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}}