Understanding Marginal Costs: Fixed vs. Variable Costs

Learn how to distinguish marginal costs by exploring their relationship with fixed and variable costs in production.
IEEE

A Sensorless Speed Control of High-Speed BLDC Motor Using Variable Slope SMO

Abstract: Low-power and high-speed BLDC(Brushless DC) motor is widely used in vacuum cleaners. This paper presents a sensorless speed control scheme for a high-speed BLDC motor of a hand-stick vacuum ...
IEEE

Development of Classifiers to Determine Factors Associated With Older Adult's Cognitive Functions and Game User Experience in VR Using Head Kinematics

Abstract: Virtual reality (VR) is increasingly being used to promote exercise among older adults. The data captured through VR may be a useful indicator of the game user's experience as well as ...