Abstract: Under low carrier ratio, the current regulator of the permanent magnet synchronous motor (PMSM) is usually designed directly in the discrete-time domain to avoid significantly reduced ...

Abstract: Aiming at the problem that the color of tea buds is highly similar to the background in complex scenes and it is difficult to identify the buds, this study proposed an improved YOLOv7 ...

Guides who take tourists to enjoy the striking views of Sicily’s Mount Etna are up in arms over tougher restrictions imposed by local authorities after a round of eruptions at the giant volcano in ...

Scientists have recovered tiny DNA traces left on Renaissance artifacts, at least some of which they suspect belong to ...

A patient death in a CRISPR trial halts gene editing studies, raising critical safety questions. What this means for the ...