{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013126},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012310","490:4900012380","490:4900013125","490:4900012591","490:4900012597","490:4900012444","490:4900012524","490:4900012521","490:4900012661","490:4900013086","490:4900012931","490:4900012372","490:4900012656","490:4900013193","490:4900012299","490:4900012452","490:4900012454","490:4900013292","490:4900012793","490:4900012379","490:4900012373","490:4900012369","490:4900013223","490:4900012729","490:4900012298"],"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":[0.2774788759146207,0.26410778183285716,0.25358779437038675,0.2442335869083486,0.2199953524080438,0.1977830030456251,0.1870663659968446,0.18661449234059288,0.1862848558507653,0.18036901308204734,0.1625634775550275,0.15915994207074496,0.14522967054875133,0.14223363131563868,0.14213615758580692,0.13261597934101696,0.131209406711202,0.13010222461025245,0.1136506062368394,0.10168401177442742,0.09732179798031636,0.08361846920795912,0.08349300101211839,0.081091005908213,0.07499161457552297],"twin_dists":[0.20796230875095773,0.2119301732702802,0.21514093478898974,0.2180677486503067,0.22600764536426987,0.23381626764395952,0.23780098966195262,0.23797247375911088,0.23809775338022215,0.24037311393475935,0.2475590828132689,0.248996568614036,0.25512578498536403,0.2565002568487179,0.2565453339385285,0.261063723957863,0.2617517564372143,0.26229726137512405,0.27085145406746436,0.27769371572076473,0.280344379232566,0.2893311437861449,0.2894186712395683,0.29111494379295055,0.2956109365582008],"n_dims_used":45,"mean_confidence":0.9127379523383247},"coverage":{"mean_confidence":0.9127379523383247,"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}}