{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001534","490:4900004267","490:4900007119","490:4900004404","490:4900001282","490:4900000657","490:4900000890","490:4900004400","490:4900003311","490:4900003986","490:4900003046","490:4900007605","490:4900006751","490:4900001533","490:4900004262","490:4900007722","490:4900002890","490:4900003037","490:4900002139","490:4900005623","490:4900004127","490:4900003444","490:4900007618","490:4900007484","490:4900006279"],"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":[0.7026621166702356,0.5913051369142287,0.5498166343519626,0.5314516246155533,0.5242648055175018,0.5151296001484578,0.4956323185605298,0.48617181974659274,0.44710272020126346,0.4348769003576975,0.4031305761960759,0.39406913874731897,0.3909822585896417,0.37269997247487274,0.36444565390815925,0.3639146421468714,0.3634507017774666,0.36320756242100444,0.35597421999836876,0.34029562594431606,0.3325279247134157,0.3270781592795408,0.3258709887187195,0.325555044915572,0.31875400586755065],"twin_dists":[0.10910680364932757,0.13313536108915336,0.14205329792085944,0.14603149979878371,0.1475957544720914,0.14959114152838712,0.15388026913779243,0.1559784675632749,0.164788863459238,0.16760273910477183,0.17506529386109818,0.17724217392131159,0.17798900180898097,0.18247079336293281,0.1845294664992824,0.1846626999142238,0.18477918522695813,0.18484026226000433,0.18666691279998232,0.19069365765842325,0.19272528822948198,0.19416614763827664,0.1944870959962196,0.19457120408483994,0.19639286693659389],"n_dims_used":45,"mean_confidence":0.9223418341742622},"coverage":{"mean_confidence":0.9223418341742622,"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}}