{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002579","489:4890003399","489:4890003334","489:4890001832","489:4890003490","489:4890002550","489:4890003499","489:4890003071","489:4890003526","489:4890003170","489:4890003372","489:4890003429","489:4890003435","489:4890003400","489:4890003231","489:4890003330","489:4890003599","489:4890002557","489:4890003373","489:4890003551","489:4890003562","489:4890002632","489:4890003310","489:4890002818","489:4890002635"],"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":[0.9068684173623713,0.8825269673756044,0.8786860166719128,0.8783288528848784,0.8760175052632357,0.8663952421406624,0.8506237758428735,0.8460897501557282,0.8424923774197052,0.8372386829294526,0.8267557164553594,0.8248688672339234,0.822044831938667,0.8130413344949261,0.8120588474968274,0.8064888714717746,0.803519138102342,0.8003742252285411,0.7989004925540005,0.7928586799582643,0.7915648284045245,0.7914194107632495,0.7907715509612296,0.7899898640969866,0.7863403363723283],"twin_dists":[0.057426825134845066,0.06492839410393499,0.06605178178614524,0.06615552130411809,0.06682397783338231,0.06955602129613177,0.07387686084607924,0.07508718779760001,0.07603830461821048,0.07741349295675062,0.0801118250623426,0.08059145798036536,0.08130606484495063,0.08355953918056992,0.08380326159638543,0.08517730500717742,0.08590473829356823,0.08667132416786176,0.08702925752553999,0.08848833717327921,0.08879910994983917,0.08883400182147426,0.08898936246805618,0.08917662436078251,0.0900481893833046],"n_dims_used":45,"mean_confidence":0.9149446275499132},"coverage":{"mean_confidence":0.9149446275499132,"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}}