Categories
Machine Learning & AI

How the Engagement Ratio Boosted Prediction Accuracy

The model had all the right ingredients: clean training data, carefully selected features, and performance metrics that looked solid on paper. It was designed to predict user retention, and in a controlled evaluation setting, it performed well. But in production, cracks started to appear. Power users were being misclassified as likely to churn. Casual users […]

Categories
Data analysis & Visualization

Stop Overusing One Chart, Use the Right One at the Right Time

We all love a good chart, don’t we? A clean line graph or a slick pie chart can make your data look polished and professional. But here’s the thing: using the wrong chart,even if it looks nice, can totally mess up how your data is interpreted. Charts are powerful tools, but they can actually reduce […]

Categories
Data analysis & Visualization

Visualising Large Datasets with Hexbins in Python to Avoid Disturbing the Peace

Hello you! Okay, today I decided to break formal language because we have delicious content. Have you ever heard of hexbins? If not, it’s fine; if yes, it’s also fine. Today, I’ll try to show the pros of hexbins over scatter plots (which you are familiar with, I suppose) in large datasets. Why Use Hexbins […]

Categories
Machine Learning & AI

How Netflix Knows What You Will Watch Next

Netflix is undoubtedly one of the biggest streaming platforms in 2025. Today, we will examine how Netflix’s recommendation system works, along with other similar algorithms that analyze your data and predict your preferences. This article is designed to be beginner-friendly and does not contain detailed technical content. It can be easily understood by everyone without […]