{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001199","488:4880003645","488:4880003001","488:4880003093","488:4880003708","481:4810001941","481:4810001854","481:4810001939","488:4880002962","488:4880003090","481:4810001594","481:4810001942","481:4810001193","488:4880002961","481:4810001429","488:4880002569","481:4810002554","488:4880002241","488:4880002922","488:4880003139","481:4810001680","488:4880002854","488:4880002631","488:4880004134","481:4810000933"],"twin_admin_codes":[481,488,488,488,488,481,481,481,488,488,481,481,481,488,481,488,481,488,488,488,481,488,488,488,481],"twin_sims":[0.7245544513892238,0.7171154501137715,0.7166358960157894,0.6706864139030286,0.6601823101995716,0.6556144731338434,0.6528469165284582,0.642809067727054,0.6409506483740198,0.6365795618669704,0.6024078775318239,0.6014411739791297,0.5960995176609197,0.5875886606315943,0.5822664395121929,0.5743690467874853,0.5724679659059816,0.5617471946955175,0.5476352720671998,0.5431449988098078,0.542062171624836,0.5417568854759577,0.5411450660231202,0.5409602063179644,0.5379258941837947],"twin_dists":[0.10425586805106152,0.10591237493927684,0.10601885701413435,0.11608390516713424,0.11835539121816324,0.11934078319095265,0.11993718810585104,0.12209687516172262,0.12249619768771397,0.12343487042632074,0.13075729915337844,0.13096430827268085,0.13210829399925397,0.1339317869186409,0.13507285549636758,0.13676753536116107,0.13717580419575462,0.13948101064086538,0.14252454587069127,0.14349561241300746,0.1437299981403072,0.14379609498825174,0.14392857939564793,0.14396861468748237,0.14462612878372125],"n_dims_used":45,"mean_confidence":0.9200804816351996},"coverage":{"mean_confidence":0.9200804816351996,"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}}