IEEE

Estimated Position Error Suppression Using Quasi-Super-Twisting Observer and Enhanced Quadrature Phase-Locked Loop for PMSM Sensorless Drives

Abstract: To improve the position estimation performance of the permanent magnet synchronous motor (PMSM) drive system, a novel quasi-super-twisting observer (QSTO) combined with the enhanced ...
IEEE

Autonomous Closed-Loop Control for Robotic Soft Tissue Electrosurgery Using RGB-D Image Guidance

Abstract: Oral cavity cancer, a common head and neck cancer, is typically treated through precise tumor excision via electrosurgery. Autonomous robotic electrosurgery has demonstrated the potential to ...
Oregonian

This new-to-Portland program hands pregnant women cash every month — and research says it works

A direct cash program for people who are pregnant and earning less than $39,000 a year launched this month in Multnomah County and is still accepting applications. A similar pilot program run by the ...