{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009364","490:4900009054","490:4900009467","490:4900008388","490:4900009672","490:4900008499","490:4900009169","490:4900009168","490:4900010075","490:4900009274","490:4900008610","490:4900009264","490:4900008493","490:4900008942","490:4900009154","490:4900009473","490:4900007716","490:4900011605","490:4900011472","490:4900009161","490:4900010172","490:4900010785","490:4900009265","490:4900011337","490:4900011800"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5114610331026128,0.47179577951311386,0.4525268185411948,0.4454995707711989,0.3365986697837179,0.3161697626432724,0.2620630393701,0.2607886798633924,0.2593617116041204,0.2542363690234559,0.24969683380676666,0.24489904315932057,0.23772630999954408,0.21810763205884523,0.19913167216894515,0.1980711200171756,0.19085216160408539,0.18761579364224434,0.17863448789173525,0.1746349069098977,0.17454010964704006,0.17319911559138298,0.1707482924997157,0.1563600029579863,0.1549912925138575],"twin_dists":[0.15039486693307672,0.15919127158859286,0.16354991105937902,0.16515613105683027,0.19165742703295163,0.19709077016242058,0.21254785749133615,0.2129343495394821,0.21336853560816252,0.21494057814192885,0.21634982816111012,0.2178571822283104,0.22014665922523402,0.22664989232890284,0.23332550792826823,0.23371123258893095,0.23637557538566176,0.23759287536552426,0.24105023424643193,0.24262957833494128,0.2426673227597588,0.2432028268456278,0.24418923466273534,0.2501959926527488,0.2507880278292352],"n_dims_used":45,"mean_confidence":0.9232454087999132},"coverage":{"mean_confidence":0.9232454087999132,"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}}