{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006543","490:4900007048","490:4900005810","490:4900006314","490:4900006546","490:4900007651","490:4900007414","490:4900005939","490:4900005816","490:4900007159","490:4900006425","491:4910001011","491:4910001390","490:4900007170","491:4910001693","490:4900005686","490:4900007652","490:4900006426","491:4910001451","491:4910002066","491:4910002019","490:4900005949","490:4900007543","491:4910001856","490:4900006200"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,491,491,490,491,490,490,490,491,491,491,490,490,491,490],"twin_sims":[0.8617137494403468,0.7011257082273054,0.5065622396007817,0.46883181647231353,0.4164675202939952,0.34286235794744674,0.28946420552923785,0.256694720204078,0.23155452079421893,0.19486796492726619,0.1889209173024002,0.12441438314714191,0.11723718880890513,0.1162325303843914,0.11326916637032602,0.1127892464205462,0.1121236947361388,0.10883464847877145,0.10282965121945534,0.09761690936240451,0.09565753337897781,0.09146741203017554,0.08073342616611563,0.07894251748639991,0.07504160020235472],"twin_dists":[0.07085772559213556,0.1094446811781715,0.1514704136958756,0.1598576285470331,0.1719007256068704,0.1900278301781307,0.20450375368478632,0.21418407774507364,0.2221529525880231,0.23488497088677873,0.2371002226921799,0.26515634650260683,0.2689095805137565,0.2694488758870325,0.27106073656711355,0.27132482437160443,0.2716924981086849,0.27353463491208324,0.2770123583854774,0.2801621511872893,0.2813802523468044,0.28405260738189375,0.2913708918497474,0.2926666355072394,0.29557291386586104],"n_dims_used":44,"mean_confidence":0.8931570920077238},"coverage":{"mean_confidence":0.8931570920077238,"n_dims_used":44,"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}}