{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008577","490:4900008360","490:4900009032","490:4900009242","490:4900008462","490:4900009238","490:4900008018","490:4900008020","490:4900009230","490:4900008800","490:4900008359","490:4900008803","490:4900008127","490:4900009855","490:4900009831","490:4900008703","490:4900008232","490:4900007928","490:4900008455","490:4900008801","490:4900008804","490:4900008130","490:4900009953","490:4900009344","490:4900008581"],"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":[0.27845840695408725,0.21959836119447604,0.1706493484881563,0.09128469241763928,0.06426739758667616,0.04804938487498792,0.04412102036600892,0.04401037451951588,0.041520268142994324,0.03551067945353513,0.033917896547404895,0.03383857706626386,0.029764747301722173,0.027522241576880973,0.02477558558625005,0.020615579435338302,0.019866516958813665,0.01934169144902123,0.01914381741331237,0.018338030327859436,0.01790419011374803,0.017879832532690612,0.017326436125573535,0.017097972524601737,0.015711182803844953],"twin_dists":[0.20767629648641767,0.22614240339048142,0.2442292701007581,0.2841713238825776,0.30428917842039,0.3200043032960327,0.3244689412697389,0.32459944469994356,0.327612021776079,0.33556520547413854,0.33786405337598735,0.3379809198291525,0.3443232330038456,0.34813925590638,0.35319636349617756,0.3618680888752994,0.3635891665639862,0.36482907823227906,0.3653041956457757,0.3672844170438939,0.3683823158669036,0.3684446444477957,0.36988116466313486,0.37048597256364807,0.3743172231297545],"n_dims_used":45,"mean_confidence":0.902807871500651},"coverage":{"mean_confidence":0.902807871500651,"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}}