{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004780","490:4900007552","490:4900007311","490:4900004777","490:4900004779","490:4900004918","490:4900005580","490:4900006208","490:4900004637","490:4900005173","490:4900004919","490:4900004775","490:4900007551","490:4900004916","490:4900007550","490:4900006084","490:4900005831","490:4900004915","490:4900007433","490:4900005837","490:4900005312","490:4900005571","490:4900004771","490:4900006937","490:4900005057"],"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":[0.35507669174541917,0.34045924423588037,0.3299448694473329,0.3207959723182954,0.2587607758473505,0.1965296516987554,0.1776663259124227,0.1676086370440238,0.16624831018066355,0.14285505367203055,0.14221148660377922,0.1287457985137842,0.1204890892145203,0.11978058865656559,0.10719293280661905,0.10334889836221291,0.10251151305051819,0.10145482022869008,0.0909455117812813,0.08026162186258708,0.07648382133419523,0.06932415386504358,0.06894970282068143,0.057663462054063704,0.05749811369266293],"twin_dists":[0.18689489076962307,0.19065113396588731,0.193406590563594,0.19584366098185516,0.21355183313561418,0.23427442140970825,0.24143021381284885,0.24546783564862878,0.24602717301324162,0.2562134164189213,0.25651049573609863,0.2629703655861941,0.26718790600840636,0.2675599558432402,0.2744702997651421,0.2767054910138046,0.2772009710373667,0.277830744038099,0.2843921954856321,0.2917099931870665,0.29448455318944056,0.30006133038738414,0.30036563149239504,0.31024139302216286,0.31039747807167073],"n_dims_used":45,"mean_confidence":0.9212706671820746},"coverage":{"mean_confidence":0.9212706671820746,"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}}