If you want to determine the optimal number of clusters in your analysis, you’re faced with an overwhelming number of (mostly subjective) choices. Note that… Read More »Determining Number of Clusters in One Picture
This is a simple overview of the k-NN process. Perhaps the most challenging step is finding a k that’s “just right”. The square root of n… Read More »K-nn Clustering Explained in One Picture
Whether you can call yourself a data scientist if you can’t code is as hotly debated as Brexit. Type the question “Can you be a… Read More »Can you be a Data Scientist without coding?
Grab a copy of The Elements of Statistical Learning (“the machine learning bible”) and you might be a little overwhelmed by the mathematics. For example, this… Read More »Math You Don't Need to Know for Machine Learning