{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004814","490:4900004675","470:4700004671","490:4900005890","490:4900003451","490:4900006875","490:4900002746","490:4900007489","490:4900012915","490:4900001410","490:4900006753","490:4900007255","494:4940007459","466:4660005124","490:4900011684","490:4900004126","466:4660004936","490:4900007744","494:4940008469","490:4900004821","493:4930007115","494:4940004773","466:4660006590","490:4900007373","490:4900010973"],"twin_admin_codes":[490,490,470,490,490,490,490,490,490,490,490,490,494,466,490,490,466,490,494,490,493,494,466,490,490],"twin_sims":[0.5931090061775415,0.38169553646584864,0.3803880061828196,0.36737235044450883,0.33459711947756776,0.3264212039314436,0.28115544516001023,0.25950352334843874,0.20936549910633145,0.2077923441742106,0.20026370602601798,0.19881840917410715,0.1906622176901181,0.18669374545707454,0.18632168196857957,0.18105371375120174,0.17612765958343912,0.17482764833023196,0.17125147584519465,0.16985601245243134,0.16856675361926152,0.16813793497970536,0.16795633377980793,0.16666612541647052,0.1659629138972421],"twin_dists":[0.13274889011736266,0.18025268939507866,0.1805735077603941,0.1837968919892333,0.19218160302334042,0.19434072977416014,0.20689193968840983,0.21332531917377817,0.2296740440397547,0.23022728733353945,0.23291534641968767,0.23343929427962537,0.23644661888367932,0.23794237648185565,0.23808374975011387,0.24010709166382876,0.2420371419486209,0.24255288157059704,0.24398588999077245,0.2445508790592936,0.24507583786125514,0.24525108327879114,0.24532539522088065,0.24585502641272863,0.24614494033524495],"n_dims_used":45,"mean_confidence":0.9244006686740451},"coverage":{"mean_confidence":0.9244006686740451,"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}}