{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003330","489:4890002818","489:4890002747","489:4890003071","489:4890003580","489:4890003469","489:4890003488","489:4890001772","489:4890003399","489:4890001907","489:4890002906","489:4890003170","489:4890003526","489:4890003334","489:4890003490","489:4890002488","489:4890002904","489:4890003551","489:4890001832","489:4890003487","489:4890002550","489:4890002635","489:4890003552","489:4890003072","489:4890002579"],"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":[0.9647646625957007,0.8809356371190737,0.8130413344949261,0.8128725035043256,0.8101015041602343,0.79548375053919,0.7918562029298664,0.7887623382098342,0.7851215158001018,0.7848084176916817,0.7821731518756626,0.7808462928680078,0.7718736277557513,0.7684818464522055,0.7638469612556293,0.761069839981049,0.7488445181438655,0.7441465433830349,0.7369287234373927,0.7350821288898791,0.7350734838828267,0.7293342646285247,0.7247174735486787,0.7243111566830195,0.724074360327035],"twin_dists":[0.034786527021388056,0.06539556695409501,0.08355953918056992,0.08360145011981997,0.08428758678316545,0.08785600775229858,0.08872917483354292,0.0894702736687837,0.09033828404410826,0.09041272760287695,0.09103805834456122,0.09135208522066701,0.09346171599537981,0.09425315344275594,0.09532961164145934,0.0959719123924848,0.09877702349292067,0.09984591392177998,0.10147912472923293,0.10189529602190804,0.10189724282240936,0.10318658824751212,0.10421946399507055,0.10431018915810931,0.10436304971959325],"n_dims_used":45,"mean_confidence":0.9179373847113715},"coverage":{"mean_confidence":0.9179373847113715,"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}}