{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002105","490:4900011493","490:4900010975","490:4900010294","490:4900008185","490:4900011133","490:4900007376","490:4900011287","490:4900003553","490:4900009894","490:4900010201","490:4900010545","490:4900010557","490:4900008972","490:4900008974","490:4900006753","466:4660004023","490:4900010091","490:4900011358","490:4900011684","490:4900010462","490:4900010973","490:4900003551","490:4900006615","490:4900008728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.0884381175049612,0.06969381930036099,0.02585066345534859,0.0250469724756362,0.020555910960144037,0.018941666450273502,0.017823806658722803,0.01773172597466352,0.017393494117918143,0.016960409948926412,0.01620978806298355,0.015984401308444213,0.014493285774682604,0.014173312006577675,0.013343048103951908,0.013282215545036703,0.01067823042671423,0.010309525121937183,0.010261421271272334,0.009546494308730882,0.009420665704572681,0.009169525956089528,0.00913363359782708,0.008826300576651876,0.00806812500871529],"twin_dists":[0.28604555589727343,0.29976222579416667,0.35116192991370465,0.3526757099628773,0.3620031701049255,0.36579403352621664,0.36858829169216006,0.36882524288435564,0.3697049706426962,0.3708535671964681,0.37290672345819886,0.373539524426818,0.3779356411408273,0.37893069080298375,0.3816082756208765,0.38181019962134227,0.39133181520908955,0.39284346993296554,0.3930442282538865,0.3961312925164572,0.3966958557770673,0.3978430858040499,0.39800933196638594,0.3994572436580887,0.4032319089789213],"n_dims_used":45,"mean_confidence":0.9210669623480903},"coverage":{"mean_confidence":0.9210669623480903,"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}}