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K-Nearest Neighbors (KNN) Classification with scikit-learn
This article covers how and when to use k-nearest neighbors classification with scikit-learn. Focusing on concepts, workflow, and examples. We also cover distance metrics and how to select the best value for k using cross-validation.
Adam Shafi
February 20, 2023
Decision Tree Classification in Python Tutorial
In this tutorial, learn Decision Tree Classification, attribute selection measures, and how to build and optimize Decision Tree Classifier using Python Scikit-learn package.
Avinash Navlani
June 27, 2024
A Complete Guide to Data Augmentation
Learn about data augmentation techniques, applications, and tools with a TensorFlow and Keras tutorial.
Abid Ali Awan
December 9, 2024
All posts
Understanding UMAP: A Comprehensive Guide to Dimensionality Reduction
Learn how UMAP simplifies high-dimensional data visualization with detailed explanations, practical use cases, and comparisons to other dimensionality reduction methods, including t-SNE and PCA.
Arunn Thevapalan
November 4, 2025
Tanh Function: Why Zero-Centered Outputs Matter for Neural Networks
This guide explains the mathematical intuition behind the tanh function, how it compares to sigmoid and ReLU, its advantages and trade-offs, and how to implement it effectively in deep learning.
Dario Radečić
November 3, 2025
Softplus: The Smooth Activation Function Worth Knowing
This guide explains the mathematical properties of Softplus, its advantages and trade-offs, implementation in PyTorch, and when to switch from ReLU.
Dario Radečić
October 29, 2025
Discrete Probability Distributions Explained with Examples
Understand discrete probability distributions in data science. Explore PMF, CDF, and major types like Bernoulli, Binomial, and Poisson with Python examples.
Vaibhav Mehra
October 29, 2025
Feed-Forward Neural Networks Explained: A Complete Tutorial
Feed-Forward Neural Networks (FFNNs) are the foundation of deep learning, used in image recognition, Transformers, and recommender systems. This complete FFNN tutorial explains their architecture, differences from MLPs, activations, backpropagation, real-world examples, and PyTorch implementation.
Vaibhav Mehra
September 16, 2025
Blue-Green Deployment: The DevOps Strategy for Zero Downtime
Learn how blue-green deployment enables near-zero downtime, simple rollbacks, and safe production testing in modern DevOps and cloud-native workflows.
Patrick Brus
September 2, 2025
Understanding Multi-Head Attention in Transformers
Learn what multi-head attention is, how self-attention works inside transformers, and why these mechanisms are essential for powering LLMs like GPT-5 and VLMs like CLIP, all with simple examples, diagrams, and code.
Vaibhav Mehra
August 28, 2025
Vision Transformers (ViT) Tutorial: Architecture and Code Examples
Learn how Vision Transformers (ViTs) leverage patch embeddings and self-attention to beat CNNs in modern image classification. This in-depth tutorial breaks down the ViT architecture, provides step-by-step Python code, and shows you when to choose ViTs for real-world computer-vision projects.
Vaibhav Mehra
August 28, 2025
Introduction to Maximum Likelihood Estimation (MLE)
Learn what Maximum Likelihood Estimation (MLE) is, understand its mathematical foundations, see practical examples, and discover how to implement MLE in Python.
Vaibhav Mehra
July 27, 2025
KL-Divergence Explained: Intuition, Formula, and Examples
Explore KL-Divergence, one of the most common yet essential tools used in machine learning.
Vaibhav Mehra
July 27, 2025
Sensitivity and Specificity: A Complete Guide
Learn to distinguish sensitivity and specificity, and appropriate use cases for each. Includes practical examples.
Mark Pedigo
July 15, 2025
What is Underfitting? How to Detect and Overcome High Bias in ML Models
Explore what underfitting is, how to diagnose an underfitting model, and discover actionable strategies on how to fix underfitting, ensuring your models accurately capture data patterns and deliver reliable predictions.
Rajesh Kumar
May 29, 2025