{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002998","496:4960001794","496:4960010085","496:4960010726","470:4700006699","470:4700005997","496:4960009842","479:4790003475","496:4960009913","496:4960003066","496:4960003006","470:4700000270","488:4880002125","488:4880000917","470:4700006947","496:4960001324","496:4960010016","470:4700007053","496:4960009375","496:4960002660","478:4780003727","496:4960011697","470:4700007142","470:4700006932","496:4960010955"],"twin_admin_codes":[496,496,496,496,470,470,496,479,496,496,496,470,488,488,470,496,496,470,496,496,478,496,470,470,496],"twin_sims":[0.633322848763232,0.6231150092751592,0.4534233787088032,0.43624327821277126,0.4308517045920648,0.41962368808370065,0.4131666305004169,0.40556092357482626,0.3967682968957715,0.3902503390817137,0.3885449331863372,0.3873030609330177,0.3860845137076649,0.38578388452809487,0.3825108318870844,0.3818641322908295,0.3739215701230991,0.37327389301884817,0.37204755010437096,0.3707916998160519,0.3660485975842044,0.36364878395869804,0.36330174958344585,0.3575366266619734,0.35715247252903837],"twin_dists":[0.12413378184706712,0.12632244149223001,0.16334565548818952,0.16728673022276305,0.16853598803674022,0.1711583096270764,0.1726797726517953,0.17448521836067526,0.17659136802006542,0.17816648251212047,0.17858062745991998,0.17888274558976094,0.17917963487430164,0.17925294907323952,0.18005291437522422,0.18021136090228929,0.18216805126883198,0.18232850088639285,0.1826326802255651,0.18294469259867072,0.18412787273921433,0.1847294419165659,0.18481659982460016,0.18627075735694398,0.18636807867063776],"n_dims_used":45,"mean_confidence":0.9313074747721354},"coverage":{"mean_confidence":0.9313074747721354,"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}}