{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002350","477:4770003324","477:4770002021","477:4770002161","477:4770003256","477:4770002168","477:4770003323","477:4770002846","477:4770003002","477:4770002690","477:4770001791","477:4770002150","477:4770002489","477:4770002770","477:4770003473","477:4770002691","477:4770002632","477:4770001849","477:4770003399","477:4770002700","477:4770001903","484:4840005443","477:4770003079","477:4770002163","477:4770003006"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,484,477,477,477],"twin_sims":[0.48424766995600727,0.301793543365267,0.28069600505163594,0.25655668155478106,0.23558496332782702,0.2258460028351909,0.22239808961928936,0.2222611899026677,0.2073009124319894,0.1687821693149438,0.16427686751845846,0.16374619809796545,0.15521155427760833,0.15504610605313032,0.1497220271948762,0.148409718394555,0.1418773792351319,0.1377211019513373,0.13349099953027566,0.129122023680075,0.1274151358508197,0.12575155654959866,0.11802726288614278,0.11721828864040554,0.1171730959379834],"twin_dists":[0.15640671738546164,0.20103397087000452,0.2070252309679978,0.2142264340564711,0.22083885104255768,0.2240402225368975,0.22519549314387438,0.22524160883597194,0.23040069771495864,0.24498792484752083,0.24684367886571346,0.24706467331794807,0.2506924962364032,0.2507642449053325,0.2531036750617452,0.25368968824714866,0.25666511860035895,0.25861168306523974,0.2606384699700194,0.2627831351241742,0.26363591549407006,0.26447542454337225,0.2684879566862384,0.2689196932467391,0.26894387914515266],"n_dims_used":45,"mean_confidence":0.9191519843207465},"coverage":{"mean_confidence":0.9191519843207465,"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}}