{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930004172","493:4930005148","493:4930005279","493:4930003835","496:4960000245","493:4930005500","496:4960000844","493:4930005511","493:4930006017","493:4930005860","493:4930005032","493:4930005600","493:4930004324","493:4930001350","493:4930004901","493:4930005514","493:4930006095","493:4930004904","493:4930004323","493:4930005041","493:4930003133","496:4960002742","493:4930001488","493:4930005605","493:4930005036"],"twin_admin_codes":[493,493,493,493,496,493,496,493,493,493,493,493,493,493,493,493,493,493,493,493,493,496,493,493,493],"twin_sims":[0.5146050733879061,0.5034622230294586,0.49619684558972543,0.47411474549071614,0.4645518400277716,0.4639326527087524,0.46239656463182244,0.4585813694604015,0.4573667455823828,0.4330191263964303,0.4065630958510187,0.40220883382470163,0.3941740276862876,0.39386931772742473,0.39050920968633174,0.3798146395288044,0.36526512306432585,0.3559770503161743,0.35458023955547685,0.35048429488464317,0.3466127608939898,0.32983813092752773,0.3292896832162516,0.3287229076329768,0.3279858552510582],"twin_dists":[0.1497059694515032,0.1521524487555511,0.15375543917168505,0.15867089946001794,0.16082239015769234,0.16096221678474065,0.16130938247910923,0.16217340790343604,0.16244902132088213,0.16803303309085682,0.1742464721331455,0.17528570579847486,0.1772168453244024,0.17729043537284603,0.1781036920518479,0.18071435795301408,0.18432404977953734,0.18666619435070375,0.18702112079621075,0.18806609487790063,0.18905970437371075,0.19343480652149495,0.19357986594376492,0.1937299125779548,0.19392525107205313],"n_dims_used":45,"mean_confidence":0.9295138888888889},"coverage":{"mean_confidence":0.9295138888888889,"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}}