The purpose of a variance-covariance matrix is to illustrate the variance of a particular variable (diagonals) while covariance illustrates the covariances between the exhaustive combinations… Read More »Variance-Covariance Matrix: Stock Price Analysis in R
Understanding what cryptocurrency is, is not difficult at all. In fact, the definition of cryptocurrency is “a digital or virtual currency that uses cryptography for… Read More »What is cryptocurrency?
Bill is the Editorial Director for Data Science Central, and President and Chief Data Scientist at Data-Magnum, providing predictive analytics and big data infrastructure projects as… Read More »Bill Vorhies Retrospective: Part 5
Why is it so hard to change, especially from a business perspective? Why is it so hard to understand that new technology capabilities can enable new… Read More »The Death of “Big Bang” IT Projects
Data science is a promising and exciting field, developing rapidly. The area of data science use cases and influence is continuously expanding, and the toolkit… Read More »Comparison of top data science libraries for Python, R and Scala [Infographic]
I had the opportunity in 2017 to give a 10-minute keynote at DataWorks Summit 2017. I know what most of you are thinking: Schmarzo can… Read More »5 Questions that Define Your Digital Transformation
Who are our Data Quality Heroes? Lemahieu W., vanden Broucke S., Baesens B. This article is based upon our upcoming book Principles of Database Management:… Read More »Who are our Data Quality Heroes?
This article was written by Lauren Brunk. The data scientist was deemed the “sexiest job of the 21st century.” The Harvard Business Review reasons that this… Read More »Why Every Data Scientist Needs A Data Engineer
This article was written by Devin Soni. What are Markov chains, when to use them, and how they work Markov chains are a fairly common,… Read More »Introduction to Markov Chains
An emerging trend in the private equity space is an enhanced focus on data science. This focus has historically been more on the operations side… Read More »Private Equity and Data Science: Due Diligence Stage
