Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
The Kaggle Workbook

You're reading from   The Kaggle Workbook Self-learning exercises and valuable insights for Kaggle data science competitions

Arrow left icon
Product type Paperback
Published in Feb 2023
Publisher Packt
ISBN-13 9781804611210
Length 172 pages
Edition 1st Edition
Languages
Tools
Arrow right icon
Authors (2):
Arrow left icon
Luca Massaron Luca Massaron
Author Profile Icon Luca Massaron
Luca Massaron
Konrad Banachewicz Konrad Banachewicz
Author Profile Icon Konrad Banachewicz
Konrad Banachewicz
Arrow right icon
View More author details
Toc

Understanding the competition and the data

The competition (https://www.kaggle.com/competitions/m5-forecasting-accuracy) ran from March to June 2020 and over 7,000 participants took part in it on Kaggle. The organizers arranged it into two separate tracks, one for point-wise prediction (accuracy track) and another one for estimating reliable values at different confidence intervals (uncertainty track). Our focus in this chapter will be to try to replicate one of the best submissions for the accuracy track and also pave the way for the uncertainty track (since it is based on the predictions of the accuracy one).

Walmart provided the data. It consisted of 42,840 daily sales time series of items hierarchically arranged into departments, categories, and stores spread in three U.S. states (the time series are somewhat correlated with each other). Along with the sales, Walmart also provided accompanying information (exogenous variables, usually not often provided in forecasting problems...

You have been reading a chapter from
The Kaggle Workbook
Published in: Feb 2023
Publisher: Packt
ISBN-13: 9781804611210
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at ₹800/month. Cancel anytime