{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002712","480:4800003158","480:4800002753","480:4800003502","480:4800003283","480:4800002646","480:4800002654","480:4800002751","480:4800002898","480:4800003025","480:4800002896","480:4800002660","480:4800003250","480:4800003434","480:4800003754","480:4800002608","480:4800003568","480:4800003191","480:4800002698","480:4800002657","480:4800002851","480:4800003289","480:4800002813","480:4800003205","480:4800002653"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.44177566248275235,0.36569955572444873,0.2006010649350628,0.17738436287100415,0.14951556547648068,0.14446082038646996,0.1412960612887571,0.13676892716075553,0.1365495023827266,0.1328224240661746,0.1311783453291353,0.12821429216701827,0.12784364830630912,0.12726973194543306,0.12722513158410037,0.11786731860980335,0.11321709427992223,0.11072905096161835,0.10752873423545276,0.10247624529603717,0.10108012816007686,0.08774834521807139,0.08599523746867443,0.08370111639500405,0.08308593630993982],"twin_dists":[0.16601120438019548,0.18421524448958268,0.23279342285183652,0.24154115382700458,0.25319561915114386,0.25547648310258353,0.25693479600753405,0.2590637908047498,0.25916831100091464,0.26096320339772644,0.26176701285755366,0.2632355789054693,0.2634210170281825,0.2637089597265943,0.2637313775634023,0.2685731361294658,0.27108934877104435,0.2724684437363832,0.2742780164919408,0.2772219081325085,0.27805528570682475,0.2865069030276285,0.2876925611396781,0.2892735458309121,0.2897033675332523],"n_dims_used":42,"mean_confidence":0.9117962065197173},"coverage":{"mean_confidence":0.9117962065197173,"n_dims_used":42,"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}}