Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The performance of the Lasso is well understood under the assumptions of the standard sparse linear model with homoscedastic noise. However, in several applications, the standard model does not ...

Abstract: The performance loss rate (PLR) of the photovoltaic (PV) system quantifies the change in the system's energy yield over time. To determine the PLR, readings from different sensors obtained ...

Crucially, the Vistiq has three rows of seats, while the Lyriq and Optiq have two. The Vistiq offers six- or seven-passenger seating capacity; a three-across bench or individual captain’s chairs will ...

What is a continuously variable transmission? Is it better to drive, more reliable, more efficient, or better than an automatic? The automatic transmission as Americans know it today has been around ...

Whether you’re looking for a powerful gaming laptop, a lightweight rig for working on the go, or a laptop to kick back with to watch Netflix on the sofa, chances are you’ll find what you’re looking ...

Ventricular fibrillation (VFib or VF) and ventricular tachycardia (v-tach or VT) are two types of heart arrhythmia that occur in the heart’s lower chambers called the ventricles. The ventricles ...

Ventricular tachycardia, or V-tach (VT), and supraventricular tachycardia (SVT) are two types of tachycardia. The term “tachycardia” refers to a heart rate of more than 100 beats per minute. The key ...

I started with CNET reviewing laptops in 2009. Now I explore wearable tech, VR/AR, tablets, gaming and future/emerging trends in our changing world. Other obsessions include magic, immersive theater, ...