{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002387","470:4700002725","470:4700003421","470:4700003750","470:4700002723","470:4700004089","470:4700003589","493:4930002545","470:4700002719","470:4700002895","470:4700003769","470:4700003077","470:4700002896","470:4700003592","470:4700003408","470:4700003599","470:4700002548","470:4700002888","470:4700003596","470:4700002549","470:4700003922","470:4700003420","470:4700003406","470:4700003586","470:4700003940"],"twin_admin_codes":[470,470,470,470,470,470,470,493,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.5952388647701726,0.5622722708166554,0.5164671392476198,0.4971980993920663,0.45003187337546724,0.42727618726805644,0.426876281147643,0.4239261887035488,0.3857534681424499,0.3837465760491407,0.37858223408428954,0.37453198779321145,0.36767503490785286,0.3586206753314225,0.32030602774277633,0.31733875278139534,0.3145411715398071,0.3136520140510566,0.3128135201794226,0.3089456359675396,0.30780528642483357,0.3021101463830894,0.2969475434972925,0.2963365773728369,0.29318892787388867],"twin_dists":[0.1322926416761658,0.1393679823733811,0.1492984611251312,0.15353413875462507,0.16411910329490373,0.16936795065170454,0.1694611793510361,0.17015004459341845,0.17926036820425897,0.17975050402147513,0.1810174527197423,0.18201695701248613,0.1837212951452715,0.18599641451597168,0.19597525683054182,0.19677467439038362,0.19753224701125122,0.19777382644352876,0.19800199794002094,0.19905907645942061,0.19937217638653104,0.20094597734808708,0.20238760837393938,0.20255918743093257,0.20344647314495656],"n_dims_used":43,"mean_confidence":0.914064274277798},"coverage":{"mean_confidence":0.914064274277798,"n_dims_used":43,"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}}