{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012248},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012931","490:4900012668","490:4900012377","490:4900012372","490:4900012381","490:4900012309","490:4900013123","490:4900012454","490:4900013086","490:4900012536","490:4900012665","490:4900012663","490:4900012315","490:4900012373","490:4900012591","490:4900012298","490:4900012669","490:4900012599","490:4900012597","490:4900012242","490:4900012250","490:4900012449","490:4900013118","490:4900012379","490:4900012602"],"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":[0.3367937954974822,0.30581520921056987,0.30488748287249073,0.23800792260221054,0.23689348886854059,0.23548883014114552,0.19326322027577622,0.18924827996256016,0.1678162309063023,0.15431588440534746,0.14064951472719242,0.13937688802611756,0.12629301860974562,0.11598404590781906,0.11499391036386178,0.11445864239295518,0.11343249074550511,0.1053574687913771,0.10107186849965624,0.09681461290046393,0.08723905248577954,0.08686241925611633,0.0795466055480215,0.07834957493440783,0.07791687382578802],"twin_dists":[0.1916064169421391,0.19992018612099458,0.20017635907028256,0.22005593091471426,0.22041538352328413,0.22087002241757503,0.23547803875650977,0.2369770252564202,0.24538276540757048,0.2510815857111008,0.25723570544562596,0.25783102373565375,0.26420126152701173,0.26958281258783845,0.27011870896137796,0.2704098933953261,0.2709710599316683,0.2755296505032208,0.27806024279699676,0.2806585769276521,0.2868493907692597,0.2871036918233361,0.29222695854291736,0.2931008359062876,0.2934193642509512],"n_dims_used":45,"mean_confidence":0.9121202256944444},"coverage":{"mean_confidence":0.9121202256944444,"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}}