{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003827","470:4700001634","499:4990004044","488:4880004286","499:4990000276","496:4960002062","496:4960003560","488:4880001078","478:4780005679","489:4890000474","499:4990003828","472:4720007054","472:4720003339","496:4960003078","488:4880000889","496:4960011109","472:4720000095","500:5000010653","496:4960010650","499:4990004120","472:4720003092","472:4720007452","496:4960010947","485:4850000167","470:4700000184"],"twin_admin_codes":[499,470,499,488,499,496,496,488,478,489,499,472,472,496,488,496,472,500,496,499,472,472,496,485,470],"twin_sims":[0.5013966331637515,0.461934583184674,0.4494687175391024,0.41982322296214614,0.4094284144756589,0.40128700544967777,0.40053327429494867,0.39776644324670196,0.39360982792342014,0.3815959485658384,0.37917434065777417,0.3707083020108384,0.35849199173556023,0.3553824314967536,0.3482784664597696,0.34553364371326356,0.34416876603037283,0.3437226731389476,0.3433685281436986,0.34091491786554734,0.3347432114118793,0.33106219106240736,0.33048699977577856,0.3274357145280877,0.3198204338025703],"twin_dists":[0.1526075304743419,0.16141387240126923,0.16424774315958665,0.17111145367760533,0.17356530691280378,0.17550636627124405,0.17568695930281047,0.17635121658690772,0.1773531251689536,0.18027710585410997,0.1808717719292878,0.1829654310692599,0.18602895851524612,0.18681719750387843,0.18863149807192192,0.18933769524326785,0.18968996011813527,0.1898052541532378,0.18989684065068416,0.1905327640233662,0.1921432862945541,0.19311153056261704,0.19326335757863272,0.19407121081313441,0.1961057955625162],"n_dims_used":43,"mean_confidence":0.9117169047510901},"coverage":{"mean_confidence":0.9117169047510901,"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}}