Foundations

ML Fundamentals

Neural networks, backpropagation, gradient descent — the maths behind AI

11,548
lessons
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ML Maths Basics
beginner
Manipulate vectors and matrices
Supervised Learning
beginner
Train decision trees, random forests, and neural nets
Unsupervised Learning
intermediate
Apply k-means and DBSCAN clustering
ML Pipelines
intermediate
Engineer features and handle missing data
All Reads (3,241) Articles (1849)Blog Posts (730)Tutorials (538)Research Papers (120)News (4)
Stop Overfitting With Basically One Line of Code
Medium · AI 📐 ML Fundamentals ⚡ AI Lesson 1h ago
Stop Overfitting With Basically One Line of Code
Ridge vs Lasso, and the One Picture That Ends the Argument Continue reading on Towards AI »
Stop Overfitting With Basically One Line of Code
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1h ago
Stop Overfitting With Basically One Line of Code
Ridge vs Lasso, and the One Picture That Ends the Argument Continue reading on Towards AI »
Why Your Python Loops Are Creating the Wrong Functions
Hackernoon 📐 ML Fundamentals ⚡ AI Lesson 2h ago
Why Your Python Loops Are Creating the Wrong Functions
Python functions created inside loops often return the same value because closures capture a variable, not a snapshot of its value. This behavior is known as la
Answer Calculator: Step-by-Step Math Help
Medium · AI 📐 ML Fundamentals ⚡ AI Lesson 5h ago
Answer Calculator: Step-by-Step Math Help
When the Math Answer Calculator Becomes Your Best Friend at 11 PM Continue reading on Medium »
The $233M Lever I Wasn’t Looking For
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 5h ago
The $233M Lever I Wasn’t Looking For
I added the features I was sure would fix the model. Continue reading on Medium »
The $233M Lever I Wasn’t Looking For
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 5h ago
The $233M Lever I Wasn’t Looking For
I added the features I was sure would fix the model. Continue reading on Medium »
30+ Coding Challenge Websites to Level Up Your Dev Skills in 2026
Medium · Programming 📐 ML Fundamentals ⚡ AI Lesson 5h ago
30+ Coding Challenge Websites to Level Up Your Dev Skills in 2026
If your goal is to pass tech screens, optimize time complexity, and master Data Structures & Algorithms (DSA), start here. Continue reading on Medium »
The Beginner Python Mistake That 17 Tutorials Never Explained
Medium · Programming 📐 ML Fundamentals ⚡ AI Lesson 6h ago
The Beginner Python Mistake That 17 Tutorials Never Explained
Why Python printed 510 instead of 15 and how understanding one simple concept transformed the way I learned programming forever. Continue reading on Python in P
The Beginner Python Mistake That 17 Tutorials Never Explained
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 6h ago
The Beginner Python Mistake That 17 Tutorials Never Explained
Why Python printed 510 instead of 15 and how understanding one simple concept transformed the way I learned programming forever. Continue reading on Python in P
Train Neural Networks without Draining your Pocket: Distributed Training in TensorFlow using…
Medium · AI 📐 ML Fundamentals ⚡ AI Lesson 7h ago
Train Neural Networks without Draining your Pocket: Distributed Training in TensorFlow using…
Understand how Mirrored Strategy works and get your hands dirty with some TensorFlow’s distributed training code! Continue reading on Medium »
Train Neural Networks without Draining your Pocket: Distributed Training in TensorFlow using…
Medium · Deep Learning 📐 ML Fundamentals ⚡ AI Lesson 7h ago
Train Neural Networks without Draining your Pocket: Distributed Training in TensorFlow using…
Understand how Mirrored Strategy works and get your hands dirty with some TensorFlow’s distributed training code! Continue reading on Medium »
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 7h ago
Building My First End-to-End Customer Churn Prediction Project: Lessons, Challenges, and Advice for…
When I started this project, my goal was simple: build a machine learning model that could predict whether a customer was likely to leave… Continue reading on M
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 7h ago
Building My First End-to-End Customer Churn Prediction Project: Lessons, Challenges, and Advice for…
When I started this project, my goal was simple: build a machine learning model that could predict whether a customer was likely to leave… Continue reading on M
I Almost Quit Java After My First Project (Then One Bug Changed Everything)
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 9h ago
I Almost Quit Java After My First Project (Then One Bug Changed Everything)
Learning Java Wasn’t the Hardest Part. Learning How Real Developers Think Was. Continue reading on Stackademic »
Dev.to AI 📐 ML Fundamentals ⚡ AI Lesson 13h ago
FastAPI for Production AI: From Notebook to Scalable APIs
Here's the updated blog post with more code examples and guidance for beginners: Building Production AI Pipelines with FastAPI You've spent weeks, maybe months,
Reddit r/deeplearning 📐 ML Fundamentals ⚡ AI Lesson 14h ago
Is BMAML correct decision, and how can one implement it?
submitted by /u/CommunicationSuch490 [link] [comments]
Easiest Way to Understand Machine Learning Concepts
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 14h ago
Easiest Way to Understand Machine Learning Concepts
FOLLOW THIS ROADMAP TO GET READY FOR ANY MACHINE LEARNING INTERVIEW: Continue reading on Medium »
Easiest Way to Understand Machine Learning Concepts
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 14h ago
Easiest Way to Understand Machine Learning Concepts
FOLLOW THIS ROADMAP TO GET READY FOR ANY MACHINE LEARNING INTERVIEW: Continue reading on Medium »
Analysis on Customer Churn
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 14h ago
Analysis on Customer Churn
1. Business Problem Worth Solving Continue reading on Medium »
FastMCP 3.0 Cut My MCP Server Code in Half. Here’s How.
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 15h ago
FastMCP 3.0 Cut My MCP Server Code in Half. Here’s How.
Two Days, Two Implementations Continue reading on Medium »
Reddit r/MachineLearning 📐 ML Fundamentals ⚡ AI Lesson 18h ago
Price elasticity model [R]
Need to build a ml model to find the price elasticity at the product group level first the given price and discount. What are features I need have and which mod
Beyond the Credit Score: What 1.3 Million Loans Reveal About Who Actually Repays
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 19h ago
Beyond the Credit Score: What 1.3 Million Loans Reveal About Who Actually Repays
Three projects on real lending data, and what they say about a fairer, sharper way to decide who gets a loan. Continue reading on Medium »
Knowing When Not to Decide: Uncertainty Estimation in Medical AI Systems
Medium · AI 📐 ML Fundamentals ⚡ AI Lesson 20h ago
Knowing When Not to Decide: Uncertainty Estimation in Medical AI Systems
Building AI that recognizes ambiguity before influencing clinical judgment Continue reading on Towards AI »
Predicting Customer Satisfaction with K-Nearest Neighbours: A Binary Classification Project
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 22h ago
Predicting Customer Satisfaction with K-Nearest Neighbours: A Binary Classification Project
From survey responses to live predictions — a full end-to-end ML pipeline with Streamlit. Continue reading on Medium »
Predicting Customer Satisfaction with K-Nearest Neighbours: A Binary Classification Project
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 22h ago
Predicting Customer Satisfaction with K-Nearest Neighbours: A Binary Classification Project
From survey responses to live predictions — a full end-to-end ML pipeline with Streamlit. Continue reading on Medium »
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Medium · AI 📐 ML Fundamentals ⚡ AI Lesson 22h ago
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Learn how YouTube, Google and Gmail rank search results using Cosine Similarity — calculated step by step from scratch with full… Continue reading on Medium »
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 22h ago
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Learn how YouTube, Google and Gmail rank search results using Cosine Similarity — calculated step by step from scratch with full… Continue reading on Medium »
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 22h ago
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Learn how YouTube, Google and Gmail rank search results using Cosine Similarity — calculated step by step from scratch with full… Continue reading on Medium »
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 22h ago
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Learn how YouTube, Google and Gmail rank search results using Cosine Similarity — calculated step by step from scratch with full… Continue reading on Medium »
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Medium · NLP 📐 ML Fundamentals ⚡ AI Lesson 22h ago
How YouTube Decides Which Video Ranks #1 — Cosine Similarity Explained Step by Step
Learn how YouTube, Google and Gmail rank search results using Cosine Similarity — calculated step by step from scratch with full… Continue reading on Medium »
9 Machine Learning Algorithms Every Data Scientist Should Know: A Deep Dive with Real-World…
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
9 Machine Learning Algorithms Every Data Scientist Should Know: A Deep Dive with Real-World…
A comprehensive guide to tree-based and ensemble methods that power modern data science Continue reading on Medium »
9 Machine Learning Algorithms Every Data Scientist Should Know: A Deep Dive with Real-World…
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 1d ago
9 Machine Learning Algorithms Every Data Scientist Should Know: A Deep Dive with Real-World…
A comprehensive guide to tree-based and ensemble methods that power modern data science Continue reading on Medium »
Top 5 Benefits of Learning Python for School Students
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Top 5 Benefits of Learning Python for School Students
In today’s technology-driven world, coding has become an essential skill, much like reading, writing, and mathematics. As artificial… Continue reading on Medium
Does Sparse Attention Work Differently from Dense Attention?
Medium · LLM 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Does Sparse Attention Work Differently from Dense Attention?
This feels like a good ML interview-style question: Continue reading on Medium »
Feature Scaling in R: A Comprehensive Guide for Machine Learning Practitioners
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Feature Scaling in R: A Comprehensive Guide for Machine Learning Practitioners
Feature scaling is a critical preprocessing step in machine learning, though often overlooked by beginners. Real-world datasets typically… Continue reading on M
Machine Learning Roadmap for Beginners in 2026
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Machine Learning Roadmap for Beginners in 2026
A practical machine learning roadmap for beginners in 2026. Learn Python, math, ML algorithms, projects, deep learning, and career skills… Continue reading on M
Machine Learning Roadmap for Beginners in 2026
Medium · Programming 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Machine Learning Roadmap for Beginners in 2026
A practical machine learning roadmap for beginners in 2026. Learn Python, math, ML algorithms, projects, deep learning, and career skills… Continue reading on M
Why is deep learning important in data science?
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Why is deep learning important in data science?
Deep learning is an advanced branch of machine learning that uses artificial neural networks with multiple layers to learn patterns from… Continue reading on Me
We Built a Fake Review Detector That Worked Perfectly — Until Someone Ran It Through BypassGPT
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
We Built a Fake Review Detector That Worked Perfectly — Until Someone Ran It Through BypassGPT
The first thing that broke my confidence wasn’t a fake review. It was a price list. Continue reading on Medium »
Spectral Graph Theory Is Running the Modern World , So I Wrote a Free, Open Source Book on It
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Spectral Graph Theory Is Running the Modern World , So I Wrote a Free, Open Source Book on It
The connection between eigenvalues and Google, drug discovery, and power grid stability Continue reading on Medium »
Sistemas de recomendación con Python: de la intuición al primer modelo con Surprise
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Sistemas de recomendación con Python: de la intuición al primer modelo con Surprise
Cómo funcionan los sistemas de recomendación, qué problemas resuelven, qué límites tienen y cómo Surprise permite construir un primer… Continue reading on Mediu
Sistemas de recomendación con Python: de la intuición al primer modelo con Surprise
Medium · Python 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Sistemas de recomendación con Python: de la intuición al primer modelo con Surprise
Cómo funcionan los sistemas de recomendación, qué problemas resuelven, qué límites tienen y cómo Surprise permite construir un primer… Continue reading on Mediu
Gradient Checkpointing: Trading Compute for Memory
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Gradient Checkpointing: Trading Compute for Memory
Gradient checkpointing re-runs parts of the forward pass during backprop instead of keeping all intermediate activation tensors in memory… Continue reading on D
Dev.to AI 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Adaptive Neuro-Symbolic Planning for precision oncology clinical workflows under real-time policy constraints
Adaptive Neuro-Symbolic Planning for precision oncology clinical workflows under real-time policy constraints Introduction: The Spark of Discovery It beg
Reddit r/learnprogramming 📐 ML Fundamentals ⚡ AI Lesson 1d ago
Been on and off trying to get into programming for the past several years, would Python be a good starting point?
I've tried several times to get into programming for many years but I always bounce off it, most likely because I never fully tried to just sit down and put my
Medium · Machine Learning 📐 ML Fundamentals ⚡ AI Lesson 2d ago
I Finally Understood Gini Impurity After Asking One Simple Question
After understanding Entropy, I thought I was done. Continue reading on Medium »
Unfolding the Torsional Manifold: A Geometric Framework for cfDNA Phase Displacement in Machine…
Medium · Data Science 📐 ML Fundamentals ⚡ AI Lesson 2d ago
Unfolding the Torsional Manifold: A Geometric Framework for cfDNA Phase Displacement in Machine…
Author: Supat Charoensappuech, in collaboration with Gemini 3.5 Flash (in normal mode) Continue reading on Medium »
Unfolding the Torsional Manifold: A Geometric Framework for cfDNA Phase Displacement in Machine…
Medium · Deep Learning 📐 ML Fundamentals ⚡ AI Lesson 2d ago
Unfolding the Torsional Manifold: A Geometric Framework for cfDNA Phase Displacement in Machine…
Author: Supat Charoensappuech, in collaboration with Gemini 3.5 Flash (in normal mode) Continue reading on Medium »