{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002799},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003103","480:4800003108","480:4800003623","480:4800003282","480:4800003624","480:4800003382","480:4800003496","480:4800002845","480:4800003102","480:4800003558","480:4800002847","480:4800002890","480:4800003557","480:4800003332","480:4800002848","480:4800003760","480:4800003143","480:4800003436","480:4800003101","480:4800002800","480:4800003144","480:4800003559","480:4800002936","480:4800003621","480:4800003145"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7857739227610961,0.7833776200107864,0.7753639849616393,0.7259358883434432,0.6904390752366328,0.6782403584992993,0.6679454736467448,0.6575118883464987,0.6309089660020579,0.6262952316343302,0.6097662820412809,0.5777275139628949,0.5745628169204219,0.5423202564980073,0.538108647378474,0.5256916003296122,0.5064706476540265,0.5004854299283988,0.4931695204112684,0.4931076031323937,0.4841073186892509,0.47885407993728646,0.4588075101580984,0.44504754149806475,0.43162500030927214],"twin_dists":[0.09018306305361073,0.09075251992164715,0.09264388826966366,0.10394723897594481,0.11178678844942701,0.11444492994269662,0.1166774258555629,0.11893162609465667,0.1246515946928332,0.12564085060918198,0.12918164716906191,0.1360466034201841,0.1367259296166963,0.14367412606861818,0.144586507441073,0.14728483206360826,0.15149054884072283,0.1528084465573597,0.15442533215971369,0.1544390458003003,0.15643797534591508,0.1576099932989278,0.16212212271148183,0.16525977798416241,0.16835642588570437],"n_dims_used":42,"mean_confidence":0.9112777709960938},"coverage":{"mean_confidence":0.9112777709960938,"n_dims_used":42,"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}}