Abstract: This paper presents an algorithm for the efficient approximation of the saddle-extremum persistence diagram of a scalar field. Vidal et al. introduced recently a fast algorithm for such an ...

Scroll through social media long enough and a pattern emerges. Pause on a post questioning climate change or taking a hard line on a political issue, and the platform is quick to respond—serving up ...

The X logo appears on a smartphone screen. (Photo by Nikolas Kokovlis/NurPhoto via Getty Images) (NurPhoto via Getty Images) When X's engineering team published the code that powers the platform's ...

Abstract: This study investigates the premature convergence issue inherent in the adaptive cross approximation (ACA) algorithm when solving dielectric structures. To ...