Struggling with memory for your large data sets?We work more and more with large datasets, requiring interoperability between platforms. We must then manage a puzzle, between the storage format, exchange, and the analysis of data that does not fit in memory.
Missing values As soon as we have to collect and analyze data, we are quickly confronted with the problem of missing data. What to do ? There are different possibilities to deal with this missing data, depending on the problem, data type, volume, etc.
Predict the state of a machine Do you have equipment with sensors that feedback information? Then you are already IOT enabled. Are you using this data to predict what’s going to happen next?
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.
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?
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.
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.
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 ?
IntroIn the previous post on Shiny ( here), we focused on the main functions to get started and build a complete application. In this document, we’re going to focus only on the User Interface (UI), and look at more possibilities.