{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000684","490:4900000923","490:4900000229","490:4900001424","490:4900001695","490:4900000884","490:4900001185","490:4900002490","490:4900000199","490:4900003201","490:4900001024","490:4900003061","490:4900002189","490:4900001846","490:4900001880","490:4900001567","490:4900000045","490:4900001866","490:4900004442","490:4900002760","490:4900000479","490:4900000664","490:4900001998","490:4900000568","490:4900002465"],"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":[0.7648674636267001,0.5902285197123818,0.5564034693671714,0.553016881202016,0.532448368942519,0.5248051764167642,0.5227625011202258,0.511516273563299,0.506127835330059,0.49974008833529054,0.4956342341874637,0.48764365468772575,0.4813145870320423,0.4750288963586386,0.4654557763359175,0.4569441260430908,0.45355686262743095,0.4518637765071506,0.44910883929129497,0.44339557185071865,0.44311984537626947,0.43992271357586127,0.4370537599978354,0.4288065377338577,0.42322190097068324],"twin_dists":[0.09509308683958304,0.13336604829616405,0.1406321325082775,0.1413624882819572,0.14581491078657857,0.14747797633881315,0.1479233382347994,0.150382753884566,0.15156591967038122,0.1529728664082016,0.15387984547938366,0.15565123870179337,0.15706054143864714,0.15846599709126846,0.16061837699424075,0.16254498083867736,0.16331525772436498,0.16370106234265483,0.16432998060669707,0.1656389057421766,0.16570223793213204,0.1664377120099381,0.16709947207170286,0.16901151649889193,0.17031479492741147],"n_dims_used":45,"mean_confidence":0.9158350626627604},"coverage":{"mean_confidence":0.9158350626627604,"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}}