Table of Contents
- Introduction
- Business Problem
- Machine Learning Problem
- Data Explaination
- Exploratory Data Analysis
- Feature Engineering
- Machine Learning Models
- References
Introduction
Instacart is an American company that operates a grocery delivery and pick-up service in the United States and Canada. The company offers its services via a website and mobile app. The service allows customers to order groceries from participating retailers with the shopping being done by a personal shopper.
Their service model is like a personal shopper would pick, pack, and deliver the order within the customer’s designated time frame within one hour or up to five days in advance. …
Hey Folks, recently I came to problem where I have to make some classification with almost 400k data in which there were almost 400 unique classes ( target variable), the target variable were obviously highly imbalanced.
There are some methods to handle these imbalanced data, I am mentioning the methods which I tried for my work:
- Using class_weight=`balanced` parameter if the classifier supports
- Using imblearn’s SMOTE.
There were some disadvantages of both the approaches, as I had lots of data and highly imbalanced target values, Approach 1 took hell lot of the time, the reason I think is that as…
Jigar Parmar
ML / AI enthusiast
