{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006983","485:4850007762","485:4850007644","500:5000000297","485:4850006196","500:5000000457","485:4850007797","500:5000000387","485:4850007202","485:4850007415","500:5000000254","485:4850005641","485:4850004037","499:4990001768","485:4850006831","485:4850007827","485:4850002584","485:4850007060","485:4850006914","500:5000005380","485:4850005568","485:4850003485","485:4850004038","485:4850006390","485:4850002914"],"twin_admin_codes":[485,485,485,500,485,500,485,500,485,485,500,485,485,499,485,485,485,485,485,500,485,485,485,485,485],"twin_sims":[0.6697797541918086,0.6641782021289522,0.510788628786383,0.5071885847083244,0.42184911544101883,0.3816552851588973,0.37369255383352445,0.34555016603416167,0.33046670901768954,0.32247557253482717,0.31275863516993074,0.29707417873194775,0.2809902580363695,0.2715429752249625,0.26854122196573293,0.2640040910589602,0.262058727448036,0.2617347839303388,0.2611880761972775,0.24591640601466008,0.2447415359974169,0.23813027481570698,0.23662552804127268,0.23303677304110648,0.23243578603531356],"twin_dists":[0.1162802986107637,0.11749224377837585,0.1505423375105602,0.1513327467098906,0.1706362538765935,0.18026255763855603,0.18222477003321932,0.1893334354764983,0.1932687161544061,0.1953933834444039,0.1980169454226691,0.20235207109758155,0.20693984803077686,0.20970888311622396,0.21060107034361875,0.21196142449670485,0.2125491632362071,0.2126472989930624,0.21281309203347018,0.21753597570370903,0.2179069879323242,0.2200165339916354,0.22050197684824815,0.22166794060995923,0.22186434612753722],"n_dims_used":45,"mean_confidence":0.9200990464952257},"coverage":{"mean_confidence":0.9200990464952257,"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}}