{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004211},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001294","470:4700004514","472:4720002720","488:4880001899","481:4810001372","466:4660010769","472:4720000575","499:4990000559","481:4810000124","496:4960011952","488:4880004192","470:4700002403","481:4810001306","466:4660003792","481:4810002695","488:4880002052","488:4880004016","481:4810001220","470:4700004998","472:4720000785","479:4790003640","481:4810001354","488:4880004437","466:4660011572","499:4990002224"],"twin_admin_codes":[470,470,472,488,481,466,472,499,481,496,488,470,481,466,481,488,488,481,470,472,479,481,488,466,499],"twin_sims":[0.4667468745662049,0.4058128536933617,0.3831832529234779,0.3431001751679195,0.31835224431149023,0.31153763505984833,0.3093515476008778,0.29930475923727345,0.2911859966642734,0.28499016417046114,0.2845885296751987,0.2797856787359777,0.2763188241138936,0.27502023760261096,0.27159065742195326,0.2681872894417947,0.266009364627732,0.26256460292396944,0.2622627967189988,0.24647733269922908,0.23948260828189014,0.23940595423038,0.2366118361717615,0.23226839085579068,0.2233650659570309],"twin_dists":[0.1603272211647711,0.17442517667005278,0.1798883021010949,0.18996627370252972,0.1965011570553044,0.19834986238330599,0.19894778767110918,0.20172756260031222,0.20401401558640245,0.2057845256460711,0.20590008906695537,0.20728972332648907,0.2083018289030889,0.20868293020255277,0.20969476017840677,0.2107066728224628,0.2113584098339851,0.21239606475318573,0.2124873813220398,0.2173592430423119,0.219581963325536,0.2196065532593968,0.22050640318616999,0.22191911111147414,0.22487029800991237],"n_dims_used":45,"mean_confidence":0.9206861707899305},"coverage":{"mean_confidence":0.9206861707899305,"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}}