{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002733","470:4700000255","470:4700002230","470:4700001311","470:4700000312","470:4700000314","470:4700000174","470:4700000779","470:4700002709","470:4700002057","470:4700001047","470:4700000268","470:4700000387","470:4700001577","470:4700001911","470:4700001923","470:4700000902","470:4700001295","470:4700001043","470:4700001318","479:4790003997","470:4700002073","470:4700002741","470:4700000448","479:4790003569"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,479,470,470,470,479],"twin_sims":[0.8321229921953587,0.7419164307704841,0.7225095831131766,0.7129725706905147,0.6920715260885691,0.6870545993158846,0.6837602346483554,0.6817769469716044,0.667799757372302,0.6530462483692901,0.6476914552042784,0.6471896956059682,0.6453451748328021,0.6441801589187477,0.6413281730970024,0.6398242116099917,0.6383898994498043,0.638018366923701,0.6371453151676307,0.6346276611448932,0.633696475470959,0.6304135070591924,0.625708225894097,0.6245433473791412,0.6214389263415951],"twin_dists":[0.07873758416374221,0.10035166726676725,0.10471212111790812,0.10683111392609333,0.11142988322779124,0.11252580932758584,0.11324399302564059,0.11367582792769633,0.11670896258037582,0.11989424725860787,0.12104704171402278,0.12115498501931721,0.12155168989677785,0.12180216902531346,0.12241509003694573,0.12273816711108704,0.1230461975866169,0.12312597426885882,0.12331341832646038,0.12385380400454034,0.12405361724469682,0.1247578562895828,0.12576667541271883,0.12601634439829448,0.12668158027206505],"n_dims_used":43,"mean_confidence":0.9124209381813226},"coverage":{"mean_confidence":0.9124209381813226,"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}}