{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008954},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004931","490:4900008946","490:4900008714","490:4900011202","490:4900006369","490:4900009987","490:4900011656","490:4900007715","490:4900009972","490:4900004646","490:4900009471","490:4900004947","490:4900004941","490:4900011856","490:4900008837","490:4900009986","490:4900007596","490:4900004240","490:4900002408","490:4900004378","490:4900011865","490:4900008824","490:4900010626","490:4900010170","490:4900004112"],"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":[0.3124938441829799,0.24684398935147517,0.2013939687108134,0.18637117209711318,0.14298188036908227,0.1369700082225386,0.13427733476374656,0.1322579046021394,0.1235659971485108,0.1176284579827641,0.11746041513190965,0.11307323277650726,0.10133149949215232,0.07954767723225543,0.07740222166357331,0.07453303294590416,0.07161972685211813,0.07122963559671452,0.0667994927141252,0.0663108195142703,0.0660229056351583,0.05953919525506627,0.05789376954803593,0.0578607008860604,0.05616672202834312],"twin_dists":[0.19808908009053278,0.21724385929921983,0.23250741746822187,0.23806493352005256,0.2561549888645879,0.25896811858604607,0.26025810023609003,0.26123835471541085,0.2655912546152147,0.26870050806278595,0.26879023539072844,0.2711684495099041,0.2779045747736279,0.2922261809178423,0.29380007732950597,0.2959607250763773,0.2982244440082986,0.298533188124269,0.30213952227054536,0.30254914554468354,0.3027916392649221,0.3084960855385591,0.3100246020329981,0.31005568615608886,0.31166796784503314],"n_dims_used":45,"mean_confidence":0.9193611992730035},"coverage":{"mean_confidence":0.9193611992730035,"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}}