{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001633","477:4770002462","477:4770000743","477:4770001634","477:4770002874","477:4770002195","477:4770002598","489:4890004100","477:4770000488","477:4770000976","477:4770002249","477:4770002179","477:4770002398","477:4770002727","477:4770003438","477:4770003038","477:4770002947","477:4770002458","477:4770000646","477:4770002970","477:4770003066","468:4680001422","477:4770000629","472:4720004320","489:4890005231"],"twin_admin_codes":[477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,468,477,472,489],"twin_sims":[0.4609672576796259,0.4193544085363337,0.40921642182864787,0.3521382732008504,0.32427055200026833,0.31754673306658193,0.2944917956857204,0.28969300684752486,0.2627447797888359,0.2598895002032848,0.25794363375174023,0.2552768188545827,0.24702729029360612,0.24176094472701898,0.2410523422685074,0.2345380186621047,0.23220512308413258,0.229787867001425,0.22844549647966858,0.22535196067774454,0.22291479966249123,0.22254524764486594,0.22136913995074894,0.2207514823653307,0.21890904817208],"twin_dists":[0.1616327794394099,0.1712215584174584,0.17361563113739373,0.18764336390088218,0.19491361894877784,0.19671850531686316,0.20307853057144593,0.2044385746846281,0.21234158052370578,0.21320776983606232,0.21380150888221008,0.2146198406382511,0.21718621733856172,0.2188534151585159,0.2190795272679972,0.22117877444141165,0.22193981654419992,0.22273370165340103,0.22317694964825882,0.2242050346140589,0.22502160597749407,0.2251459429868213,0.22554256798464095,0.2257514280535963,0.2263767780184629],"n_dims_used":45,"mean_confidence":0.9227068583170573},"coverage":{"mean_confidence":0.9227068583170573,"n_dims_used":45,"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}}