by Dr. Owns | Feb 12, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
Introduction Developers work on applications that are supposed to be deployed on some server in order to allow anyone to use those. Typically in the machine where these apps live, developers set up environment variables that allow the app to run. These variables can...
by Dr. Owns | Feb 12, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
Python has grown to dominate data science, and its package Pandas has become the go-to tool for data analysis. It is great for tabular data and supports data files of up to 1GB if you have a large RAM. Within these size limits, it is also good with time-series data...
by Dr. Owns | Feb 12, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
It’s been more than 15 years since I finished my master’s degree, but I’m still haunted by the hair-pulling frustration of managing my of R scripts. As a (recovering) perfectionist, I named each script very systematically by date (think: ancova_DDMMYYYY.r). A system I...
by Dr. Owns | Feb 11, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
Decision Tree algorithms have always fascinated me. They are easy to implement and achieve good results on various classification and regression tasks. Combined with boosting, decision trees are still state-of-the-art in many applications. Frameworks such as sklearn,...
by Dr. Owns | Feb 11, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
Virtualization makes it possible to run multiple virtual machines (VMs) on a single piece of physical hardware. These VMs behave like independent computers, but share the same physical computing power. A computer within a computer, so to speak. Many cloud services...
by Dr. Owns | Feb 11, 2025 | Analytics, Artificial Intelligence, Data and Information, Decision Support
Bubble Charts elegantly compress large amounts of information into a single visualization, with bubble size adding a third dimension. However, comparing “before” and “after” states is often crucial. To address this, we propose adding a transition between these states,...
