{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002000","489:4890001838","489:4890002661","489:4890002158","489:4890001666","489:4890003322","489:4890003007","489:4890003254","489:4890003458","489:4890003004","489:4890003256","489:4890001922","489:4890002090","489:4890002265","489:4890003169","489:4890001683","489:4890001664","489:4890003185","489:4890001642","489:4890002092","489:4890001841","489:4890001935","489:4890001767","489:4890003337","489:4890001943"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7401263568839153,0.7389606027586743,0.6850359408685472,0.6706753785904827,0.6532366059565218,0.6450526995087589,0.6174703863012201,0.5974791910023609,0.553319988625446,0.5368474842734794,0.536207219944153,0.515797551671212,0.5040193323844165,0.5037237902168821,0.4986736052177483,0.49764610628950817,0.4852602583613805,0.484905215542386,0.4835025897556894,0.4828674482300677,0.48085552827786154,0.4795741493076548,0.4723919958715512,0.46151217670497946,0.4588975010385917],"twin_dists":[0.10075688418735451,0.10102042549657651,0.11296601665456053,0.11608629594877548,0.11985323755864079,0.12161457821099259,0.1275317430951719,0.1318127929716802,0.14129709198283424,0.14485998400149822,0.14499887004568227,0.14944495710715247,0.15202979602686936,0.15209485776774895,0.15320824822200513,0.15343515990622947,0.1561812845766418,0.15626031126331527,0.15657268820333073,0.1567142325517538,0.1571629851793036,0.15744910276847213,0.15905740054299508,0.1615094435971186,0.16210171669944368],"n_dims_used":45,"mean_confidence":0.9177417331271701},"coverage":{"mean_confidence":0.9177417331271701,"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}}