{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012043","490:4900012036","490:4900011840","490:4900011649","490:4900011317","490:4900011384","490:4900010771","490:4900010503","490:4900011161","490:4900012050","490:4900012183","490:4900011365","490:4900011777","490:4900012114","490:4900011383","490:4900011841","490:4900009540","490:4900009442","490:4900011099","490:4900011521","490:4900012117","490:4900012032","490:4900011903","490:4900009945","490:4900011643"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1998571169871979,0.09764707567957144,0.09093647352538968,0.079141912115315,0.048371827388938256,0.043516656006045214,0.03155698661866975,0.029629052787585885,0.017979836622661432,0.016280749272504502,0.014447073826200864,0.01160705023542736,0.011518441664947228,0.009629919886666335,0.0074242875551647144,0.006909728107615236,0.0062230828035220905,0.006112040358090809,0.006022223644348605,0.005190357564353332,0.0048385384704394095,0.004755947640689337,0.004543131799130427,0.004070941106694289,0.003962626421553479],"twin_dists":[0.23306247840537525,0.280143548195625,0.2843980900329793,0.29252121120963054,0.31965157311635845,0.32518515127075404,0.3414469317153542,0.34454699802521904,0.3681892163818325,0.37270909140680164,0.3780781456788526,0.38772016008443033,0.38805340197123434,0.39576063199560735,0.40669583652124836,0.409663949430661,0.41395095906299156,0.4146839552485639,0.41528567897051877,0.4212801943408447,0.4240811730801614,0.4247653986860258,0.42657941847565595,0.4308968950468261,0.43195122983161083],"n_dims_used":45,"mean_confidence":0.8939310709635416},"coverage":{"mean_confidence":0.8939310709635416,"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}}