Inverting a matrix is one of the most common tasks in data science and machine learning. In this article I explain why inverting a matrix is very difficult and present code that you can use as-is, or ...

Financial decisions often involve many criteria. It can be difficult to choose among several options that differ according to multiple criteria, some of which favor each option. A decision matrix ...

The Jenkins multi-configuration project, also known as the Jenkins Matrix project, isn't often used in the design of a continuous integration system. But when the need arises to run several similar ...

For research papers, literature reviews, or longer essays, a concept matrix can be an effective resource in organizing research. A concept matrix is an organizational tool that presents connections ...

I've finally hit the point where getting a program running is not enough. I have a functional Gaussian process and need to speed it up. Most of the time is used up by a conjugate gradient descent with ...

In the dynamic environment of small to medium enterprises and startups, leaders often face a barrage of tasks demanding immediate attention. The Eisenhower Matrix, a strategic prioritization tool, ...

Since the government began requiring its suppliers to mark parts and assemblies with two-dimensional Data Matrix codes, the use of these codes has exploded even for products not destined for ...