{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004706","479:4790003074","479:4790003071","489:4890004521","489:4890005211","489:4890004333","489:4890003621","479:4790003935","489:4890003473","489:4890005179","489:4890004529","479:4790003075","479:4790002904","489:4890004273","479:4790001975","479:4790002481","489:4890004894","470:4700006003","489:4890004174","489:4890004236","489:4890004847","489:4890005184","489:4890004217","479:4790001811","489:4890004331"],"twin_admin_codes":[489,479,479,489,489,489,489,479,489,489,489,479,479,489,479,479,489,470,489,489,489,489,489,479,489],"twin_sims":[0.8204341931683686,0.7751501507781334,0.7073532587429444,0.6906315237882169,0.6783267018375587,0.6606019464842122,0.6573501733323853,0.6572380307244772,0.6511637153019879,0.6509559545034082,0.6383684159591567,0.6246438412350408,0.6241315742810329,0.6234779837263921,0.623182687443145,0.6221422475328677,0.6205886643614905,0.6120880178561705,0.6120150226785854,0.594611492417718,0.5756584066653887,0.562954692848308,0.5615924434800815,0.5574174024829566,0.5572938138536557],"twin_dists":[0.08171191958296714,0.0926940930025474,0.10807322354636993,0.1117447286024992,0.114426166855301,0.1182647977155694,0.11896650692383567,0.11899069435535775,0.12029970073118704,0.12034443549102362,0.12305081073582257,0.12599480666894453,0.12610459290532255,0.12624465892135373,0.12630793879067673,0.12653088410226382,0.1268637489277104,0.12868447444169628,0.1287001059667704,0.13242702783557275,0.13649071340794958,0.13922110444249736,0.13951432517376797,0.14041359561194558,0.14044023004678644],"n_dims_used":45,"mean_confidence":0.9203748914930555},"coverage":{"mean_confidence":0.9203748914930555,"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}}