Abstract: Owing to the singularity of the within-class scatter, linear discriminant analysis (LDA) becomes ill-posed for small sample size (SSS) problems. Null-space-based LDA (NLDA), which is an ...

Body mass index, or BMI for short, is a measure of body weight based on your height. For decades, BMI has been a way to measure whether someone is at a healthy weight. In general, people are ...

In January I wrote a piece titled “5 Physics Equations Everyone Should Know.” Lots of you weighed in with your own nominations, and there were plenty of good suggestions. So I’ve decided to do a ...

ABSTRACT: This study explores how deceitful and subtle behaviors can affect procurement sustainability, considering psychological contract violation as a potential mediator. Subsequently, data were ...

ABSTRACT: The adoption of the circular economy is considered in literature as one of the essential strategies for improving both sustainable performance and green strategies. However, despite the ...

This brainteaser challenges math enthusiasts to identify patterns and solve equations involving plants. By assigning variables to a round bush, palm tree, and cactus, the puzzle requires logical ...

A brainteaser challenges math enthusiasts to solve a series of equations within a nine-second time limit. The puzzle involves identifying a pattern in addition problems featuring coffees, cakes, and ...

What drives us to send probes throughout the Solar System and rovers and landers to Mars? It's not cheap, and it's not easy. It's because we live inside a big, natural puzzle, and we want to ...

The expanded accounting equation builds upon the basic accounting equation's use of assets, liabilities and equity by incorporating additional components such as revenues, expenses and withdrawals.

Oil field operators can use several practical equations for calculating flow rates of natural gas through venturi gas-lift valves. For critical flow, this analysis derived such equations from a ...

The minimum number of calories you need for your body to function is called your basal metabolic rate, or BMR. You burn most of your daily calories with zero effort, movement, or even thinking.