{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001158},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001661","491:4910001773","491:4910002238","491:4910001597","491:4910001029","491:4910001436","491:4910000968","491:4910000970","491:4910000969","491:4910001225","491:4910001946","491:4910001359","491:4910000967","491:4910001234","491:4910001595","491:4910001036","491:4910002038","491:4910001543","491:4910001596","491:4910001945","491:4910001105","491:4910001534","491:4910001293","491:4910002299","492:4920006752"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492],"twin_sims":[0.617938868997006,0.509013078304988,0.38887639893804726,0.34732976096867296,0.33790303946408223,0.31018062467410995,0.2966690442329212,0.2940517337996975,0.27753737701912573,0.2722884031965098,0.22727384290835242,0.22432960754608752,0.2077693991776505,0.16488371028675036,0.1591163599439995,0.15616038986675074,0.15156801804759573,0.14892110576150908,0.14754267606799645,0.14514492084359543,0.140744197127573,0.13777592385714163,0.13509643537990967,0.1324634700968338,0.13174119555367228],"twin_dists":[0.12743139410334917,0.15093198786912213,0.1785000667010912,0.18887525105349243,0.19131673938648924,0.19872073962791334,0.20246579418506497,0.20320270042565738,0.20794520980741274,0.2094882701398691,0.22356523717196963,0.22454685502055205,0.23023537765351917,0.2465915942462229,0.24901511982509117,0.25028209863605294,0.25228571563987084,0.2534608749494454,0.254078967697391,0.2551643745684649,0.257191574972879,0.2585857240289965,0.2598636556950236,0.26113805829801456,0.2614909789360136],"n_dims_used":45,"mean_confidence":0.898107401529948},"coverage":{"mean_confidence":0.898107401529948,"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}}