IEEE

On the Feasibility and Continuity of Feedback Controllers Defined by Multiple Control Barrier Functions

Abstract: Control barrier functions (CBFs) are a popular method for encoding safety specifications for dynamical systems. In this article, a notion of CBF is defined that permits vector-valued barrier ...

The database that refused to die: How Postgres survived its own creators

Stonebraker essentially abandoned Postgres in the mid-1990s. But instead of fading into obscurity, the codebase was salvaged by a fiercely-dedicated volunteer community that bolted on standard SQL ...
IEEE

Integral Control Barrier Functions for Dynamically Defined Control Laws

Abstract: This letter introduces integral control barrier functions (I-CBFs) as a means to enable the safety-critical integral control of nonlinear systems. Importantly, I-CBFs allow for the holistic ...
verywellhealth

What Does the Appendix Do?

Sameena Zahoor, MD, is board-certified in family medicine and works at the Hope Clinic, which provides free primary medical care to uninsured and under-insured patients, as a physician. The appendix ...