{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001857","489:4890002267","489:4890002520","489:4890002015","489:4890002359","489:4890002777","489:4890002357","489:4890004846","489:4890002199","484:4840001414","489:4890002361","489:4890001764","489:4890001831","479:4790003429","489:4890003774","484:4840001415","489:4890002768","468:4680001171","489:4890004608","470:4700006185","489:4890002525","489:4890002009","489:4890002524","479:4790003679","489:4890002171"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,484,489,489,489,479,489,484,489,468,489,470,489,489,489,479,489],"twin_sims":[0.9033212165198676,0.45564245553252797,0.45326728417759454,0.4528506529904189,0.44689806648799685,0.44110642824692736,0.429421544063804,0.4191620858429698,0.4181867166037079,0.41236597249972917,0.40747702010498066,0.4041237751961899,0.3922790713144944,0.38611145987787227,0.3779491881146779,0.37265182210800896,0.3666197653988734,0.36308673536330227,0.3579894203250524,0.35736870819783484,0.35314694579935335,0.3497013460613196,0.3487456452156838,0.3463671923112596,0.34597062520463595],"twin_dists":[0.05856664547260416,0.1628407388220962,0.16338120645293602,0.16347611745137988,0.16483571995706756,0.1661651667095889,0.1688684222378969,0.17126674202192008,0.17149602767873204,0.17286914261895714,0.17402897707153048,0.17482804829589568,0.17767492285088446,0.17917306485691264,0.1811733285106208,0.18248273622495725,0.18398498891416204,0.1848706219279214,0.18615611591945838,0.186313291075165,0.18738607084500206,0.18826656798738317,0.18851159318706226,0.18912292492188892,0.1892250694082755],"n_dims_used":45,"mean_confidence":0.9194712320963542},"coverage":{"mean_confidence":0.9194712320963542,"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}}