{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011729","490:4900011197","490:4900011115","490:4900011791","490:4900011192","490:4900012064","490:4900011528","490:4900011196","490:4900011920","490:4900011113","490:4900011191","490:4900011530","490:4900011266","490:4900011595","490:4900011412","490:4900011336","490:4900012209","490:4900011860","490:4900011664","490:4900010949","490:4900011118","490:4900012066","490:4900011611","490:4900011526","490:4900011194"],"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":[0.6250428378443367,0.6002757330541811,0.5682208577693445,0.5012487099854678,0.4975971992123136,0.49721440644438236,0.4656006690289241,0.4551347225431299,0.45195607373290303,0.4174407697115556,0.4147149285623145,0.40984829387972127,0.3996668322079673,0.39857330398673674,0.39262222048342926,0.3837086931656342,0.3833695665214924,0.3828493680095945,0.37810932317828827,0.3691255500925094,0.3491594662943896,0.34740851315340576,0.3457129512091668,0.3347355966471013,0.3336024882000172],"twin_dists":[0.12590929201768172,0.13121388227923567,0.13808841595185797,0.15264013998013326,0.1534459637912182,0.1535305355683547,0.16058568833354306,0.162956186177833,0.16368001676352173,0.17167153561521145,0.17231402355215134,0.1734656669752993,0.17589474828563065,0.17615728952291618,0.17759189553998384,0.17975976776103483,0.17984271601852814,0.17997002159923983,0.18113388625553317,0.18335945316308155,0.1884054534067665,0.18885500374503464,0.18929147214338632,0.19214528325689514,0.19244271522137968],"n_dims_used":45,"mean_confidence":0.916833241780599},"coverage":{"mean_confidence":0.916833241780599,"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}}