{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006908","490:4900000084","496:4960007565","496:4960008399","496:4960005710","490:4900000085","496:4960009761","496:4960008990","496:4960008056","490:4900000107","496:4960008395","496:4960008288","496:4960009569","496:4960009687","496:4960005844","496:4960011476","496:4960007439","496:4960008055","496:4960007048","496:4960009196","496:4960006512","490:4900000608","496:4960007306","496:4960009201","496:4960005708"],"twin_admin_codes":[496,490,496,496,496,490,496,496,496,490,496,496,496,496,496,496,496,496,496,496,496,490,496,496,496],"twin_sims":[0.26638854403904827,0.23403062227254598,0.22367649303405393,0.22156591611532025,0.2086753745940725,0.19242071522506363,0.1853854593162579,0.18087783601496812,0.16259758935034144,0.13645896793193804,0.13519269423988142,0.133928202443097,0.1273806964038803,0.12345467481594492,0.1141486612551779,0.11118981660130306,0.10949117128037557,0.10181763292268116,0.10120933452836092,0.0999617292308216,0.09921088805591632,0.09857393694802224,0.09739404550652765,0.09722076294403793,0.09631245333747844],"twin_dists":[0.21124470381051202,0.221343874224561,0.22476576460700395,0.22547611023646155,0.2299163955880678,0.23579077674220078,0.23844036668026616,0.24017535624451364,0.2475447867190498,0.2592114725867653,0.2598174194097784,0.2604267770076173,0.26365321057982033,0.26564849020368975,0.2705790016339429,0.27221125438846805,0.2731635219721913,0.2776139380481023,0.27797778283764213,0.27872940248247075,0.27918529282297977,0.27957415654992335,0.2802997271074075,0.2804068669769699,0.28097093830819936],"n_dims_used":45,"mean_confidence":0.9220809936523438},"coverage":{"mean_confidence":0.9220809936523438,"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}}