The rectilinear box method is a well-established tool for tracking glacier terminus change. Rather than using a single profile to measure advance or retreat, this method uses a rectilinear box that ...

Abstract: This paper presents a newly developed realistic design method of a Doherty power amplifier (PA) having an output combiner network treated as a black-box. The method optimizes a realistic ...

You might have a small, adorable toolbox that you've chaotically tossed every tool you own into, or several much larger and more elaborate ones, with each section neatly arranged and labelled, and ...

Abstract: The forest survey is a prerequisite or critical for ecological conservation. Spectral mixture analysis (SMA) is an effective method to extract the forest coverage and its changes; however, ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...