{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004253},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003968","489:4890003722","489:4890004149","489:4890004211","489:4890003897","489:4890003642","489:4890003662","489:4890004682","489:4890003645","489:4890004085","489:4890003905","489:4890003906","489:4890003717","489:4890003651","489:4890004021","489:4890005184","489:4890002111","489:4890003847","489:4890004203","472:4720000039","489:4890004088","489:4890003648","489:4890004202","489:4890004541","489:4890003718"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489],"twin_sims":[0.888206517485436,0.732611105867762,0.724820098891693,0.6840773613723168,0.6633577286063789,0.646071378526345,0.6229258109017562,0.6159875784342139,0.6136081913233803,0.6115787877084213,0.6046165283532365,0.5864025944914564,0.580683015322068,0.5740301300576608,0.5622231589302649,0.5541253242546437,0.5538613156545555,0.5445728397540576,0.5441066505040922,0.5401254506044795,0.5334725493266407,0.5334154089649534,0.5332183216941042,0.5315070285750947,0.5303501454711723],"twin_dists":[0.06323994035834206,0.10245117780921577,0.10419654467368197,0.11317490650505567,0.11766956439552724,0.12139552338417493,0.1263629841879284,0.1278493425087364,0.12835892890253636,0.12879352264502705,0.13028435554106227,0.13418601658316093,0.13541248128609681,0.13684030987034385,0.13937855364242072,0.1411233654180966,0.14118031292362487,0.1431866748953382,0.14328752686990237,0.14414943058233567,0.1455924472832435,0.14560485650387334,0.1456476601991853,0.1460194584959156,0.14627094614997768],"n_dims_used":45,"mean_confidence":0.9201243082682292},"coverage":{"mean_confidence":0.9201243082682292,"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}}