{"version":"1.0","type":"link","title":"Sphere function - Newikis","description":"In mathematical optimization, the sphere function is a convex function used as a performance test problem for optimization algorithms. The sphere function was proposed by Kenneth A. De Jong in 1975 as the first item of a series of computational test sets. Because of this, the sphere function is…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/9/91/Sphere_contour.svg/1280px-Sphere_contour.svg.png","thumbnail_width":1280,"thumbnail_height":1127}