Background Early graft failure within 90 postoperative days is the leading cause of mortality after heart transplantation. Existing risk scores, based on linear regression, often struggle to capture ...

Explore what economic sunspots are, how they influence financial markets independently of fundamentals, and their fascinating ...

Medical research studies have a number of possible designs. A strong research project closely ties the research questions/hypotheses to the methodology to be used, the variables to be measured or ...

Abstract: Moments of continuous random variables admitting a probability density function are studied. We show that, under certain assumptions, the moments of a random variable can be characterized in ...

Community driven content discussing all aspects of software development from DevOps to design patterns. It all starts with a GitHub Actions workflow. Here’s how to create a run a workflow in the tool.

Abstract: Complex elliptically symmetric (CES) distributions constitute a flexible and broad class of distributions for many engineering applications and include the widely used complex Gaussian, ...

The copyright page on new books and reprints now says they can’t be used or reproduced ‘for the purpose of training artificial intelligence.’ The copyright page on new books and reprints now says they ...

Add Yahoo as a preferred source to see more of our stories on Google. The Fibonacci sequence is a series of numbers that, divided by the one before it, produces a number termed the "golden ratio." ...

A random variable is a mathematical function that maps outcomes of random experiments to numbers. It can be thought of as the numeric result of operating a non-deterministic mechanism or performing a ...