{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004683","489:4890003844","489:4890004630","489:4890004558","489:4890003964","489:4890004134","489:4890004642","489:4890004136","489:4890004600","489:4890004190","489:4890004013","489:4890003907","489:4890003950","489:4890004400","489:4890004243","489:4890003703","489:4890003638","489:4890004299","489:4890003707","489:4890004670","489:4890004262","489:4890004763","489:4890004446","489:4890004412","489:4890003771"],"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":[0.9383817446990593,0.9350632652021182,0.9249566160794034,0.9215035899244349,0.9069464832896021,0.9063151256179752,0.8937168157715418,0.8843983942280195,0.8831017574804533,0.8794583566985278,0.8785623456308604,0.875167932747339,0.8632054875236255,0.8631911773123221,0.8617744980908548,0.8511952705561004,0.8485746138575233,0.8223391283343874,0.8178421653847692,0.8175950489665842,0.8042482773932124,0.8015916175240902,0.8015369479541835,0.7982565467801885,0.7912222055152164],"twin_dists":[0.04631930773538491,0.04759189890610541,0.05129908890424608,0.0525144742841329,0.05740153640174122,0.057605802898352265,0.06156826467621415,0.06437574423202376,0.06475903063910213,0.06582703853166036,0.06608771614506909,0.06706844471645222,0.07044479057962244,0.070448759953692,0.07084094256781245,0.0737233569018375,0.07442550658788641,0.08123177406489496,0.08236252785967485,0.08242439394984195,0.08572645988117522,0.0863750303366024,0.08638834816148282,0.08718540130588041,0.08888130809398985],"n_dims_used":45,"mean_confidence":0.9198143853081597},"coverage":{"mean_confidence":0.9198143853081597,"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}}