{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001993},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002231","497:4970003127","497:4970002782","497:4970001994","497:4970002601","497:4970003046","497:4970003363","497:4970003454","497:4970003487","497:4970002835","497:4970003336","497:4970003535","497:4970003392","497:4970002662","497:4970003533","665:6650002036","497:4970003371","497:4970002002","497:4970003126","491:4910003407","497:4970003101","497:4970003420","497:4970002719","487:4870011505","497:4970003510"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,665,497,497,497,491,497,497,497,487,497],"twin_sims":[0.484772703561972,0.4832415970035568,0.3885254540969868,0.32040104838544897,0.2702512544980809,0.2571780288230321,0.20374419013602074,0.18864469377292187,0.17036360224667718,0.14967048422037596,0.14859181024995732,0.14487416917838336,0.1435730195928284,0.13700661667011663,0.13441696927758845,0.13218107497208995,0.13024022128162374,0.1264189614727356,0.125360009915015,0.1184667906105362,0.1181331432743672,0.11127707771677471,0.11116757007584568,0.10919775430110414,0.10797069796505233],"twin_dists":[0.1562898108310227,0.15663084465753147,0.178585362742231,0.1959497261035472,0.21009206004259576,0.21403589083273802,0.23166419998034676,0.23720429105970223,0.24434498435515004,0.2531266200637778,0.25360814714725033,0.2552877695019529,0.255883164792227,0.2589507119925994,0.26019073063083853,0.26127587039748873,0.2622290802676639,0.26413761966488325,0.26467423823527964,0.2682543375494704,0.26843161797435106,0.27216263989288275,0.2722236529799791,0.2733291683858575,0.2740256523537664],"n_dims_used":45,"mean_confidence":0.9010585361056858},"coverage":{"mean_confidence":0.9010585361056858,"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}}