{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004099","480:4800005378","480:4800005107","480:4800005778","488:4880001348","480:4800005022","480:4800005197","480:4800005544","480:4800005829","480:4800005380","480:4800005021","480:4800005686","480:4800003860","480:4800005622","480:4800004938","480:4800005531","480:4800004676","466:4660013154","480:4800005283","480:4800004850","480:4800004948","480:4800005538","481:4810005162","481:4810003868","480:4800005112"],"twin_admin_codes":[480,480,480,480,488,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,481,481,480],"twin_sims":[0.3046507179031853,0.2915490635226472,0.287672594097062,0.2832686582884778,0.28146059183816896,0.2813714024657651,0.27929843467757437,0.2750578080571052,0.26753411433292207,0.25779792019210207,0.25376831250764464,0.24384234395541565,0.24028488607454965,0.23861759887425057,0.2340522544705618,0.2216455958467508,0.21036271946172777,0.19702195998153268,0.18856400859683747,0.18630610712990883,0.18380370850814315,0.17994287505257278,0.1763454153193794,0.17177025393687353,0.17068962416383285],"twin_dists":[0.2002418091904994,0.2039109667966905,0.20501520008920845,0.2062805528841345,0.20680348445186028,0.20682933245694965,0.20743150527063942,0.20867188879632137,0.21090178717185643,0.21384608369284433,0.21508513675100158,0.21819172020488406,0.2193249061915172,0.21985974831786975,0.22133683061966544,0.22544921100361645,0.22932480734546004,0.2340942210945234,0.23723470966903676,0.23808967205620402,0.23904576149477996,0.2405390397022609,0.24195101944300085,0.24377669102689892,0.24421297145848178],"n_dims_used":43,"mean_confidence":0.920702202375545},"coverage":{"mean_confidence":0.920702202375545,"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}}