{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001538","490:4900002136","490:4900002295","490:4900004824","490:4900003582","490:4900004133","490:4900001968","490:4900003853","490:4900002894","490:4900002744","490:4900005111","490:4900004547","490:4900004832","490:4900003854","490:4900002881","490:4900005110","490:4900002728","490:4900002582","490:4900002443","490:4900001691","490:4900002590","490:4900002735","490:4900005364","490:4900004417","490:4900004578"],"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":[0.5373157904112975,0.4675495622811491,0.4338796006472468,0.4290839242398227,0.426922692453295,0.41839845869684905,0.4163502622608516,0.4154454985037347,0.4079722901244043,0.407394211161528,0.3788421081423129,0.3498617983231512,0.3468125811136485,0.34364506006406337,0.34054309478330014,0.3392544951837055,0.3370652185639719,0.3368749204547815,0.33119042762925077,0.31703377702485636,0.3146632171956039,0.31038271396762307,0.3090099863915123,0.3002499455593982,0.2992747496424662],"twin_dists":[0.14475841969542796,0.1601463466001437,0.1678336398521391,0.16894696626239675,0.1694503578005818,0.17144623290949346,0.17192835413168367,0.17214164857264883,0.17391120339782656,0.17404867496581983,0.1809535002016526,0.18822546524274594,0.1890082789927659,0.18982532160603743,0.19062934581305457,0.19096450043489666,0.19153548762743047,0.19158521382211077,0.19307770105105318,0.19685707654049475,0.19749911813599438,0.19866544892377386,0.1990414279072941,0.2014637561053134,0.20173594641573894],"n_dims_used":45,"mean_confidence":0.9185816446940104},"coverage":{"mean_confidence":0.9185816446940104,"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}}