{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004268","490:4900003838","490:4900006993","490:4900001152","490:4900002441","490:4900004545","490:4900001547","490:4900006509","490:4900012351","490:4900007257","490:4900004415","490:4900001418","490:4900002279","490:4900012706","494:4940008286","494:4940008872","490:4900003989","490:4900001154","490:4900004140","490:4900003438","490:4900003710","490:4900003840","490:4900002137","490:4900007003","490:4900004129"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6474115715273635,0.6140755746339261,0.5085214527727978,0.46852358644969355,0.44966794412679645,0.43636230789720404,0.4318301227045396,0.42559215815235407,0.42426900329716866,0.36889816764235145,0.3632139798509328,0.34382627309972796,0.3405288048896554,0.34018238335874973,0.3356735136168475,0.3249967430834321,0.31862759387350914,0.31488043168524227,0.311706529441224,0.30744007059466366,0.30702836029777025,0.3011134462401814,0.29925445851600335,0.2965447102496198,0.2950260041315107],"twin_dists":[0.12110725450584928,0.1282588349876861,0.15103993880719602,0.15992700638433052,0.16420222758248382,0.16725922031069365,0.16830881758095603,0.1697607866292056,0.17006989313266926,0.18341612847328806,0.18483864992446636,0.1897784713473862,0.1906330587684795,0.19072309534009635,0.19189950096936167,0.19471994157284822,0.1964269315199083,0.19744017404120262,0.1983037674445233,0.19947259288709518,0.19958587552948895,0.2012231724343879,0.20174161545030106,0.2025007136208711,0.20292794315884477],"n_dims_used":45,"mean_confidence":0.912947760687934},"coverage":{"mean_confidence":0.912947760687934,"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}}