{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011803","490:4900011673","490:4900011273","490:4900011854","490:4900011866","490:4900011867","490:4900011670","490:4900011734","490:4900011412","490:4900010714","490:4900012209","490:4900012076","490:4900011657","490:4900011731","490:4900011469","490:4900011042","490:4900011666","490:4900011197","490:4900012189","490:4900009971","490:4900011725","490:4900011191","490:4900010625","490:4900011182","490:4900011401"],"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":[0.5931501065473421,0.4282043517741006,0.39777472317260126,0.37885654152232284,0.37234146334279566,0.3365891543485314,0.3215104412473664,0.3146634951788301,0.31007541767121055,0.2838992337965265,0.2775100708829561,0.26362664630747945,0.25659212639893825,0.24730317968852936,0.24629299835051355,0.23704191412141845,0.2365538112984557,0.21956472903679955,0.2123674454660989,0.2028130562488214,0.1936247471206589,0.17621080666440175,0.17555347378488367,0.17365704584705205,0.17360023445316372],"twin_dists":[0.13274008515791053,0.16915170928368842,0.17634922561344343,0.1809499489087425,0.1825597336091648,0.19165991498278293,0.19565196101348692,0.19749904268672566,0.19874953194928988,0.20609865126374402,0.20795319068363638,0.21207524687190438,0.2142155566488769,0.21709951120971255,0.2174172931891548,0.2203674464324156,0.2205251634527331,0.226153827269996,0.2286261185435677,0.23199747109422186,0.23534413084587674,0.24200424829312653,0.24226459691168742,0.24301962795086718,0.24304233706194533],"n_dims_used":45,"mean_confidence":0.917370096842448},"coverage":{"mean_confidence":0.917370096842448,"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}}