{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011291","490:4900003097","490:4900001228","466:4660002028","466:4660008373","485:4850003790","490:4900001754","478:4780000497","470:4700002293","496:4960011384","490:4900002812","488:4880004087","470:4700008771","466:4660003536","490:4900002814","466:4660007925","470:4700005773","470:4700009036","493:4930003805","466:4660003772","488:4880005856","469:4690003176","496:4960011479","490:4900008431","469:4690004767"],"twin_admin_codes":[496,490,490,466,466,485,490,478,470,496,490,488,470,466,490,466,470,470,493,466,488,469,496,490,469],"twin_sims":[0.2585137802554923,0.16605068720084415,0.14082905211011684,0.0883687857328098,0.06545896156304502,0.04370373114986551,0.04014045728787596,0.036565698103677796,0.03183437609748964,0.028554215674888344,0.025885050682791243,0.022077526826740444,0.020407584388314554,0.019439109967183107,0.01826934009999586,0.017690114477456186,0.016344756466202596,0.015637709245795987,0.014918089769432529,0.014871134216809693,0.01469703043182704,0.013873675908231776,0.012097376423504875,0.011371553100031394,0.011334343534243443],"twin_dists":[0.21362724954013312,0.24610870558087183,0.25715204374568174,0.28609179831005266,0.3032691293384538,0.324962567044343,0.3293474902874393,0.3340903331591502,0.34101432590302716,0.34635121002465,0.351098071735099,0.35866033978817263,0.36234044723683384,0.3645967231289875,0.3674567229875866,0.3689326755183037,0.37253147491507166,0.3745283896504503,0.3766441066844511,0.37678526070902596,0.3773120890538201,0.3798806354685872,0.38591594404184365,0.38861087339535005,0.38875310614470354],"n_dims_used":45,"mean_confidence":0.9160658094618056},"coverage":{"mean_confidence":0.9160658094618056,"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}}