{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004209","490:4900003498","490:4900003375","490:4900004472","490:4900003107","490:4900004056","490:4900003504","490:4900007531","491:4910001566","490:4900002822","490:4900003368","490:4900007530","490:4900003778","490:4900005688","490:4900002966","490:4900007425","490:4900006666","490:4900003242","491:4910001630","491:4910001141","490:4900003374","490:4900002964","491:4910002014","490:4900007412","490:4900006791"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,491,491,490,490,491,490,490],"twin_sims":[0.4191967103788633,0.3117704565064581,0.25125354322539106,0.23497942867584015,0.23226459481639328,0.22461985581625446,0.1933940259112798,0.1819602840665553,0.17781080363802085,0.15496226733443186,0.13725035732113683,0.13587224043212254,0.13116423685055417,0.13092187777972333,0.12701372464625732,0.12635277907511783,0.12124485845529334,0.11516595314640915,0.10856583910807162,0.10549545117349103,0.10178264884758634,0.10031397373879608,0.09571137935272332,0.09537717123411606,0.09398826086555642],"twin_dists":[0.17125860680754026,0.19828632408365265,0.21586473793108066,0.22103533596575217,0.22192035332404952,0.22444970633867206,0.23542956883737787,0.23975596048286857,0.24137341668011192,0.25080062399209346,0.2588349067819681,0.2594917115208988,0.2617739434189686,0.2618930862299271,0.26383771978885945,0.26417105717475153,0.266792871492656,0.27002533946076435,0.2736870852770193,0.27544951654669797,0.2776348171645343,0.2785164526757225,0.2813465164728193,0.2815561482668856,0.28243358899063714],"n_dims_used":45,"mean_confidence":0.8986136542426215},"coverage":{"mean_confidence":0.8986136542426215,"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}}