Tag: hierarchical-clustering

Using cophenetic distance to choose best linkage method?

I have the dataset that generates the following code. The case is that I would like to make a dendrogram (bottom-up) in Python and I must select a linkage criterion. If you consult the documentation of the function you can see the existing methods. https://docs.scipy.org/doc/scipy/reference/generated/scipy.cl…

How to properly cluster with HDBSCAN for 1D dataset?

hdbscan hierarchical-clustering machine-learning python scikit-learn

My dataset below shows product sales per price (link to download dataset csv): What I want to achive is clustering the dense regions (rectangles below) using HDBSCAN and sklearn. We have four regions, but regions 3 and 4 could also be grouped into a big region, which would lead to only 3 regions on the entire…