Abstract: Explainable artificial intelligence (XAI) techniques are used to understand the rationale behind the decision-making of machine learning models. In addition to the need for model ...

I don’t typically write responses to other opinion pieces, but there was one two weeks ago about new techniques in elementary math education that has inspired me. The main complaint was that there are ...

Usually, you can count on a river to flow in one direction, but some things can make it reverse course. Aside from being weird and surprising, these river reversals can often reflect geological ...

Abstract: The backward wave oscillator (BWO) is an important vacuum electron source that utilizes backward waves to interact with electron beam, resulting in high-frequency self-excited oscillations.