{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004300},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004302","493:4930004883","493:4930004602","493:4930004308","493:4930004303","496:4960000414","496:4960000167","496:4960000418","493:4930006578","488:4880001466","466:4660000531","496:4960000413","488:4880001710","493:4930005118","488:4880004635","493:4930004599","496:4960000238","488:4880001711","493:4930005238","466:4660000806","493:4930004591","496:4960000080","466:4660000673","496:4960004927","488:4880001555"],"twin_admin_codes":[493,493,493,493,493,496,496,496,493,488,466,496,488,493,488,493,496,488,493,466,493,496,466,496,488],"twin_sims":[0.7513089595816622,0.7159607382010755,0.6993031087589273,0.691378033557499,0.6791529211846836,0.6636612336171653,0.6625243311665026,0.6465976008265769,0.6240724419089517,0.6049573368308292,0.6042467517958424,0.6000493037027618,0.5815460937180635,0.5781566813789724,0.5772918438654189,0.5772684482152358,0.5687264232341477,0.5682019395746079,0.566718402560669,0.5648679066393478,0.562879662976458,0.560405287583363,0.5543272926922893,0.5513391178044318,0.5455447306358818],"twin_dists":[0.09821436660627031,0.10616871129445807,0.10984510483319979,0.1115815390441284,0.11424658793554697,0.11760397655391729,0.11784962914575006,0.12128234605114536,0.1261172654750063,0.13021137869770397,0.13036353557265698,0.13126237220579937,0.13522735224867916,0.13595450558020075,0.13614010291917217,0.1361451240565828,0.13797974124731022,0.13809248276107694,0.13841144526479474,0.138809444800071,0.13923725201101536,0.13976993477383215,0.14107980298024483,0.1417245725194776,0.14297647220831128],"n_dims_used":45,"mean_confidence":0.9279770745171441},"coverage":{"mean_confidence":0.9279770745171441,"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}}