IEEE

Low-Voltage Arc Fault Identification Using a Hybrid Method Based on Improved Salp Swarm Algorithm–Variational Mode Decomposition– Random Forest

Abstract: The current of the residential series arc fault is affected by the load type, and the fault feature change is not obvious and contains noise. Therefore, the extraction of fault features will ...
Smithsonian Magazine

How a Sudden Winter Storm in 1617 Sparked the Deadliest Witchcraft Trials in Norwegian History

During the 17th-century Finnmark witch trials, 91 people were executed in Norway's northernmost region, mainly by burning at the stake ...
IEEE

An Innovative Low-Rank Sparse Matrix Decomposition Clutter Suppression Method Based on Non-Convex Alternatives for Pseudo-Random-Coded Ground-Penetrating Radar

Abstract: This article analyzes the composition and characteristics of echo signals in a pseudorandom-coded ground-penetrating radar (GPR). Based on these characteristics, an innovative low-rank ...
The Baltimore Sun

Report faults Anne Arundel Fire Department staffing numbers, method

The Anne Arundel County Fire Department should hire additional staff members and rethink staffing methods to better meet national recommendations, according to a new report. The department is using a ...