{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010307","490:4900009622","490:4900009823","490:4900009621","490:4900010910","490:4900008791","490:4900009928","490:4900010130","490:4900010303","490:4900008118","490:4900008437","490:4900010028","490:4900009724","490:4900010304","490:4900010123","490:4900010221","490:4900011139","490:4900011428","490:4900010841","490:4900010392","490:4900008008","490:4900012158","490:4900010035","490:4900010482","490:4900010393"],"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":[0.5603835973474618,0.5279406980213087,0.46656558394770997,0.3703069286571837,0.32316805082892663,0.30365804289715553,0.26019305755143984,0.25397672351674777,0.25198183749407965,0.23137978823425723,0.23119676221581667,0.23114254118591096,0.2230561661787911,0.20346810930241724,0.1902152688822404,0.1782554533643412,0.15789398882107794,0.14079577564788742,0.1381953839945092,0.11403083732128658,0.10958636866089455,0.10687139711874208,0.10648728340768672,0.10164604290956011,0.0926975453908594],"twin_dists":[0.1397746056368284,0.1467950958663865,0.1603680872795065,0.18306527268760725,0.19520812106519603,0.2005165407208478,0.21311539849274685,0.2150207484014468,0.2156384508802666,0.22221026175236983,0.22227032158688098,0.22228812018398425,0.22497407909598635,0.2317629055567541,0.23661398347569634,0.24119882128474554,0.2495369497184493,0.25716754407160275,0.25838735820520375,0.27064337242964676,0.2731098528094564,0.27465485295265823,0.2748758902958169,0.2777163997364835,0.28325820913312566],"n_dims_used":44,"mean_confidence":0.8833207217129794},"coverage":{"mean_confidence":0.8833207217129794,"n_dims_used":44,"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}}