{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003355},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002804","489:4890003286","489:4890003357","489:4890003041","489:4890003130","489:4890002802","489:4890002960","470:4700008008","489:4890003123","470:4700008387","470:4700007735","479:4790000133","489:4890003358","489:4890003419","489:4890002881","489:4890003279","489:4890003415","470:4700008284","489:4890002709","489:4890003133","489:4890003283","470:4700007929","489:4890003350","489:4890002657","479:4790000209"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,470,470,479,489,489,489,489,489,470,489,489,489,470,489,489,479],"twin_sims":[0.876714413823157,0.8051681201862726,0.7923788735966455,0.787542220380209,0.7752581841388733,0.7688026726031495,0.7682930504869827,0.7436987820843369,0.7353348068750926,0.7312571794741111,0.6922127923494985,0.6489471805466749,0.6429446982022224,0.6358113661561791,0.6103481722337216,0.6051839809034882,0.6034409694635186,0.5961645578567587,0.5920580346485275,0.5832716243261233,0.5783326334870157,0.5754299522364505,0.5682068024003413,0.5638808943824326,0.55079012875403],"twin_dists":[0.06662294849910631,0.08550125445019384,0.0886036507475033,0.08976164984969145,0.09266873022335122,0.09417842782664235,0.09429711397926117,0.09994754234921067,0.10183838822693965,0.10275527320914037,0.11139898387492167,0.12077684234655219,0.12206772610785402,0.12359976304156542,0.12905704463669948,0.13016284783940651,0.1305360785950383,0.13209436307647063,0.13297404954437567,0.1348572916831929,0.1359167486005291,0.13653975758946127,0.13809143740695945,0.1390217946516326,0.14184308993481579],"n_dims_used":45,"mean_confidence":0.9145384046766493},"coverage":{"mean_confidence":0.9145384046766493,"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}}