{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000308","494:4940008142","494:4940008452","494:4940008041","494:4940008039","494:4940007933","494:4940008540","494:4940008541","490:4900000371","494:4940008040","494:4940007837","494:4940008244","494:4940007838","494:4940007736","494:4940006870","490:4900000629","494:4940007088","490:4900000439","494:4940008449","494:4940006763","490:4900000630","494:4940007832","494:4940007940","490:4900000448","494:4940008345"],"twin_admin_codes":[490,494,494,494,494,494,494,494,490,494,494,494,494,494,494,490,494,490,494,494,490,494,494,490,494],"twin_sims":[0.5527662802810283,0.478167485566643,0.3093428024249003,0.3057662454521292,0.24607086498858724,0.2086008182586606,0.18000786456160006,0.1758478666008642,0.15182736931156782,0.1446370449088875,0.13972362117312362,0.12908193417952213,0.12643049320381755,0.11687088816933758,0.08698985756111505,0.08559037636913344,0.08238457893520593,0.08094204573636293,0.06141790087246277,0.05372510410467714,0.05327872209038692,0.04859592473587384,0.04858919574791691,0.046997391944743346,0.04467556483697761],"twin_dists":[0.14141656037146613,0.15776347659449297,0.19895018445215162,0.19993369523315943,0.21748728405294787,0.22994261023049797,0.24051371670158414,0.2421479115893503,0.25217138491811675,0.25539597924315416,0.25766842602239776,0.2628030662340325,0.26413179481547466,0.269105796608996,0.2870175480777905,0.287969106486654,0.2901965140989092,0.2912214562545867,0.30679278637886664,0.3140640576641873,0.314511832686314,0.3194075804439059,0.3194148931391028,0.3211690336457591,0.3238189829420549],"n_dims_used":45,"mean_confidence":0.9111678229437934},"coverage":{"mean_confidence":0.9111678229437934,"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}}