{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001300","498:4980001191","473:4730007524","473:4730004900","485:4850009052","500:5000006373","500:5000006072","498:4980000109","498:4980001485","498:4980001087","500:5000003199","478:4780005139","498:4980000833","478:4780005822","500:5000007531","478:4780005658","498:4980000477","500:5000003824","498:4980000431","500:5000005443","489:4890004890","498:4980002364","498:4980001408","473:4730007267","498:4980003190"],"twin_admin_codes":[498,498,473,473,485,500,500,498,498,498,500,478,498,478,500,478,498,500,498,500,489,498,498,473,498],"twin_sims":[0.32839056332514915,0.32066648421720834,0.2994992665717866,0.269730122587223,0.26559555665955326,0.23617862636428907,0.23450476573195037,0.2322005075451902,0.23014552942259106,0.22722024079430936,0.20975638321060439,0.20861330389624078,0.2081177932172224,0.20715070382145806,0.19978688056731356,0.19619101525308535,0.19566123914557532,0.1933053749857043,0.19260566855183722,0.19191457710764137,0.18847145270150872,0.18766227029991722,0.18709421440399435,0.18510702561970402,0.18263482963432556],"twin_dists":[0.19381796275525115,0.19587842966520586,0.20167323478795354,0.2102469691626219,0.2114826152433777,0.22064653869617973,0.2211895873140236,0.22194132720141788,0.22261589086060932,0.2235830326564083,0.22953701798869797,0.229938219729285,0.23011260073896503,0.23045375742881447,0.23308791568735607,0.2343985545720038,0.2345930515673744,0.23546241587198763,0.23572204048644613,0.23597911410885283,0.2372696148107025,0.23757529037826744,0.23779043082698215,0.23854666920515186,0.23949549799472636],"n_dims_used":45,"mean_confidence":0.9274442884657118},"coverage":{"mean_confidence":0.9274442884657118,"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}}