Abstract: This paper addresses the problem of estimating the instantaneous frequency (IF) and amplitude of the modes composing a non-stationary multicomponent signal in the presence of noise. A novel ...

Remainder. Product. Algorithm. Ordered pair. Seemingly jargony words and phrases like these, referring to specific math concepts, might seem complex for elementary school students to grasp. But ...

Abstract: We propose a method for measuring the instantaneous velocity of moving objects using ultrasonic waves. By transmitting and receiving a single dual-chirp pulse, composed of an up-chirp and a ...

Humans have always been fascinated with space. We frequently question whether we are alone in the Universe. If not, what does intelligent life look like? And how would aliens communicate? How could ...