Abstract: Kalman filters (KFs) have become ubiquitous in modern-day technology with applications in medicine, robotics, and many others due to their straightforward implementation and impressive ...

The war in Ukraine has been a tragic and costly tutorial in twenty-­first-century conflict. Both sides have mobilized and reshaped their societies, attacked a variety of important targets, and ...

Abstract: Nonsmooth phenomena, such as abrupt changes, impacts, and switching behaviors, frequently arise in real-world systems and present significant challenges for traditional optimal control ...

Annual revisions show that employers added far fewer jobs in 2024 and 2025 than previously estimated. Change in nonfarm employment since Jan. 2023. Note: Data is seasonally adjusted. Source: Bureau of ...