{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002403","488:4880004211","472:4720002720","466:4660003792","481:4810001451","470:4700004514","481:4810002695","470:4700004998","481:4810001306","479:4790003640","472:4720000785","488:4880004192","472:4720001975","493:4930000557","472:4720000575","470:4700001032","481:4810000124","481:4810003694","499:4990002224","499:4990000559","481:4810001220","466:4660009571","488:4880001899","466:4660010769","488:4880004437"],"twin_admin_codes":[470,488,472,466,481,470,481,470,481,479,472,488,472,493,472,470,481,481,499,499,481,466,488,466,488],"twin_sims":[0.4692083021820166,0.4667468745662049,0.4382105192073159,0.4198392640304293,0.4115396431031127,0.3970585655747461,0.39212181186360057,0.37425266974685084,0.37392289146040814,0.35814184997473314,0.3418111095428704,0.33305116479683705,0.32695046793889077,0.32657865612286446,0.32328915973359634,0.31245578381668787,0.3067598840839788,0.30447223095045833,0.2963512054059907,0.2957789277760032,0.2939648845999265,0.2871624187123609,0.286226854074698,0.27981441386580735,0.2725855516658864],"twin_dists":[0.1597729084341325,0.1603272211647711,0.16683244593920518,0.17110768723005992,0.17306475234847724,0.1765215015917229,0.17771298416025055,0.1820860804711377,0.18216772407260912,0.1861175394747047,0.1903002078685888,0.19258763210514687,0.19420006569304862,0.1942988700595548,0.19517574290833772,0.19809945140336133,0.19965979430174985,0.20029116871070055,0.20255507697393382,0.2027159754170858,0.2032272191706314,0.20516118683580395,0.20542930325901781,0.20728136644859038,0.2094004313126333],"n_dims_used":43,"mean_confidence":0.914203732512718},"coverage":{"mean_confidence":0.914203732512718,"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}}