{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004946},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009060","490:4900004800","490:4900009479","490:4900009260","490:4900005077","490:4900009302","490:4900010080","490:4900009685","490:4900010186","490:4900011608","490:4900004801","490:4900004119","490:4900009675","490:4900008198","490:4900001801","490:4900009195","490:4900011940","490:4900006002","490:4900011933","490:4900010445","490:4900005069","490:4900011106","490:4900008295","490:4900011672","490:4900011339"],"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":[0.324385697777969,0.28949978497303536,0.2784419870271679,0.22133430780687652,0.17162268640825906,0.1648184114340534,0.15114408265030357,0.14216620276752093,0.13977630746710015,0.12852712413792208,0.11700384303216717,0.09645047551722814,0.09391546991354183,0.09123633917698386,0.08363751165486798,0.07692682612449496,0.06923231950966359,0.06539809652231296,0.0607572880802238,0.045320080193877156,0.04302537821936663,0.04296944497963847,0.04037659449330229,0.039790147745777944,0.034217179798258446],"twin_dists":[0.19488289315227186,0.20449361609367067,0.20768108586805356,0.22555433605182965,0.24383615200051256,0.24661868738843457,0.2524729105845852,0.25653143698190256,0.25764374556309516,0.26307938021705746,0.2690345222822702,0.2808849561817071,0.28247985561251293,0.2842027713799231,0.2893178688156046,0.2941535642901083,0.3001358365450378,0.3033208641936424,0.30738677826646554,0.32307202565309484,0.3257735326936939,0.32584087914723825,0.3290469523322498,0.3297961006460896,0.33742518699594465],"n_dims_used":45,"mean_confidence":0.9191565619574653},"coverage":{"mean_confidence":0.9191565619574653,"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}}