Not all data are perfect and we really need to get duplicate data removed from our dataset most of the time. it looks easy to clean up the duplicate data but in reality it isn’t. Sometimes you want to just remove the duplicates from one or more columns an... (more…)

I discuss the challenges of teaching Digital Signal Processing (DSP) and Software-Defined Radio (SDR) concepts to those without any background in the area. At the University of Maryland I created an elective for undergraduates in the CS dept. that introd... (more…)

Downsample labeled segmentations by taking the mode of 2x2 blocks using only Python and numpy. This was first used in a pipeline for generating MIP levels on AI segmentations of brain tissue. (more…)

You may be wondering who we are and why we wrote this book. (more…)

Pure Python from-scratch zero-dependency implementation of Bitcoin for educational purposes - karpathy/cryptos... (more…)