{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003992","489:4890004164","489:4890004568","489:4890004428","489:4890004330","489:4890004280","489:4890004230","479:4790001579","489:4890004163","489:4890004047","489:4890004370","489:4890004567","489:4890004372","479:4790001893","489:4890004185","489:4890004126","489:4890003923","489:4890003676","489:4890004570","489:4890003617","479:4790003844","489:4890003860","489:4890003674","489:4890003867","479:4790002235"],"twin_admin_codes":[489,489,489,489,489,489,489,479,489,489,489,489,489,479,489,489,489,489,489,489,479,489,489,489,479],"twin_sims":[0.8658138409107771,0.8241474482382095,0.8105834600564179,0.8019997156639509,0.7719870014165732,0.7506670965639269,0.7467290152840065,0.7300595411183095,0.7156625955569083,0.7150953471731452,0.706792537966832,0.6999312927202043,0.6987944314645844,0.698773615964267,0.6957596172752489,0.6764850940713591,0.6746979563729552,0.6699386640295725,0.6698350438074542,0.6658020674082629,0.6637310617914823,0.6629196690094888,0.660109702651371,0.6593709050437565,0.6592890676910838],"twin_dists":[0.06971861783348117,0.08077437694850746,0.08416848185540368,0.08627557903023361,0.09343520600236337,0.0983610422040067,0.0992589377317335,0.10302398549613447,0.1062348630234407,0.10636068619841317,0.10819692180769043,0.1097071406992264,0.1099567863127982,0.10996135572689332,0.11062242803978221,0.11482621500220429,0.11521413997209512,0.1162458816050044,0.11626832410639741,0.11714115020941546,0.11758888566085855,0.11776421812927104,0.1183710649590589,0.11853052879800996,0.11854819055317267],"n_dims_used":45,"mean_confidence":0.9205027262369792},"coverage":{"mean_confidence":0.9205027262369792,"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}}