Abstract: In cognitive radio, wideband spectrum sensing is challenging in detecting low signal-to-noise ratio signals dominated by non-Gaussian noises. Traditional methods outlined in current ...

Abstract: This paper presents two innovative, pilot-assisted, neural network (NN)-based signal-to-noise ratio (SNR) estimators for application in optical fiber communications. These estimators, termed ...

Introduction: In the electromechanical system, the performance of a direct current brushless motor is determined by its rolling bearings, which play a decisive role in ensuring the safe and smooth ...

April 29, 2025, Opinion: "The US trade war is creating substantial turbulence in the global economy. It is creating even more turbulence in the statistics used to track the global economy. When ...

The copper-to-gold ratio is widely followed as a macro indicator of economic momentum and investor risk appetite. Historically, it has shown a notable relationship with bitcoin BTC $89,229.75, ...

WASHINGTON, D.C. (KSWO) - The U.S. military is replacing long-standing height-and-weight charts with ‘waist-to-height ratio’ as the primary body-composition standard. A December Department of War memo ...

The U.S. military has officially moved away from long-standing height-and-weight tables and the traditional tape test in favor of a waist-to-height ratio as the primary body composition standard for ...

Summary: A long-term study has identified a potential biomarker that could help detect which patients are progressing toward more severe forms of multiple sclerosis. Researchers discovered that a high ...