Understanding process mining
What is a process? A process is a sequence of activities performed to achieve a goal. Whether formalized or not, every business performs processes. Let’s take the example of a small take-out restaurant, Mary is the manager and the only employee.
Apr 25, 2022
8 min read
Process mining demonstration
How do you improve your business process?Are you a Finance or Operations professional at a small or medium sized firm facing challenges in improving your efficiency and performance?
May 3, 2021
3 min read
M5 Forecasting Accuracy Competition
In spring 2020, during lockdown, I participated in the M5 Forecasting Accuracy competition on Kaggle. Almost a year after the beginning of the competition, I realized that I didn’t talk about it and I didn’t share my code.
Mar 10, 2021
14 min read
Relative coordinates or NPC in ggplot2
In ggplot2 we use the coordinate system to place the element in the plot. But sometime we need to organise multiple plots or place images, and we place the element relative to a parent element, and we use a different coordinate system : “Normalized Parent Coordinates” or NPC.
Feb 22, 2021
4 min read
Understanding text size and resolution in ggplot2
What’s complicated about size and resolution ? Have you ever tried to reproduce a plot like the first one and make minor changes on the size or resolution and end up with something like the second plot ?
Dec 20, 2020
11 min read
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