{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003503","489:4890003263","489:4890003294","489:4890003461","466:4660009474","469:4690000304","489:4890002169","489:4890002343","470:4700000895","470:4700006738","496:4960004794","489:4890002920","489:4890003018","489:4890002354","489:4890003015","489:4890002108","489:4890003162","488:4880004937","489:4890002107","472:4720000760","489:4890003938","489:4890001724","469:4690000045","469:4690000771","470:4700004760"],"twin_admin_codes":[489,489,489,489,466,469,489,489,470,470,496,489,489,489,489,489,489,488,489,472,489,489,469,469,470],"twin_sims":[0.4127501428341852,0.4116312948383029,0.3875572802240026,0.3660033273911114,0.3492347767595743,0.3485268141351816,0.32879551661673434,0.32408221654029584,0.3124639959060358,0.3048791332322743,0.29471783400133167,0.2861760650172352,0.2847366826187272,0.278097729946773,0.2772918103511185,0.26718888539536545,0.2615865532050154,0.2586946339936206,0.2555747344716452,0.25353812120262725,0.2517281915994946,0.2516960313133251,0.25149190796813625,0.2504686823927041,0.23996875138370097],"twin_dists":[0.1727782595101929,0.17304304798966327,0.17882086286218865,0.184139202356811,0.18838614434574633,0.18856774728457917,0.19371068232512392,0.1949638879484341,0.19809721357763133,0.20017866670209566,0.20301479320991359,0.2054438735494323,0.2058574491841466,0.20778153877221023,0.2080169998074229,0.2110050322900924,0.21269222954371414,0.21357202411042076,0.21452815544691553,0.21515629316120366,0.21571721337334934,0.21572720344555169,0.215790630042783,0.21610906970044122,0.21942613195983762],"n_dims_used":45,"mean_confidence":0.9138781229654948},"coverage":{"mean_confidence":0.9138781229654948,"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}}