{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001089","497:4970001440","497:4970001263","497:4970001178","491:4910005968","497:4970000378","497:4970001348","497:4970001583","497:4970001181","497:4970001177","497:4970001088","497:4970001092","497:4970001511","497:4970001186","497:4970001751","497:4970001748","497:4970001437","497:4970001916","497:4970000691","497:4970001664","497:4970001359","497:4970000695","497:4970000628","497:4970001744","497:4970000561"],"twin_admin_codes":[497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6718561300992006,0.5692818483601501,0.5669904180967689,0.5494294052328955,0.5245397870009882,0.5154912321804491,0.5036323221837458,0.5004932504137217,0.49418409281660625,0.4842827774997907,0.47621256312372023,0.4563212966667827,0.4410114766413123,0.4365209200516163,0.4342383523272372,0.4164411918414939,0.4150416089651379,0.4142109928386691,0.39904561153385687,0.389953356007351,0.37909311811441565,0.37264350959748377,0.3683607904250154,0.36265092129777055,0.357194281297804],"twin_dists":[0.11583043161995496,0.13786036156590273,0.13835295418348428,0.14213692976245348,0.14753581665888332,0.14951199083658548,0.15211499597109945,0.15280672174579304,0.1542006929217193,0.15639889894182352,0.15820087619643142,0.16268645831465947,0.1661870183891098,0.1672225668041515,0.16775055508336983,0.17190692886810705,0.17223692847429142,0.17243300154425945,0.17604385469608036,0.17823854140465614,0.1808917492425216,0.1824847980758606,0.18355013958414662,0.18498016950284837,0.18635748425987259],"n_dims_used":45,"mean_confidence":0.8916711595323351},"coverage":{"mean_confidence":0.8916711595323351,"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}}