After years of urging the Legislature to rein in the soaring cost of housing in Massachusetts, tenant advocates had finally found momentum earlier this year. A ballot question they put forward that ...

The state’s Supreme Judicial Court ruled a ballot question seeking to bring rent control back to Massachusetts cannot go forward this November, because it includes a religious exemption. The proposal ...

Abstract: Disturbances of the permanent magnet synchronous motor (PMSM) drive system are usually observed and fully compensated to improve the robustness in existing two-degrees-of-freedom control ...

Abstract: Disturbances widely exist in all control systems. Disturbance observers are commonly employed to estimate the disturbances which are often fully compensated in the control signal. However, ...