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Ranjan Kumar
Designing and Building Real-World AI Systems That Actually Work
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Author: Ranjan Kumar

AI & ML/GenAI/LLMs

ChatML Guide: Master Structured Prompts for LLMs

Posted on August 10, 2025 by Ranjan Kumar / 0 Comment

My Book: The ChatML (Chat Markup Language) Handbook A Developer’s Guide to Structured Prompting and LLM Conversations📗Buy Kindle Edition 📗Read Online (Open Acce...

AI & ML/Computer Vision/Deep Learning

Fast Face Search (Billion-scale Face Recognition) using Vector DB (Faiss)

Posted on May 19, 2025 by Ranjan Kumar / 1 Comment

1. Introduction Before understanding what face search is, what the use cases are, and why performing face search fast is so crucial, let us understand the follo...

AI & ML/GenAI/LLMs/Natural Language Processing - NLP/Unstructured Data

Question Answer Chatbot using RAG, Llama and Qdrant

Posted on May 19, 2025 by Ranjan Kumar / 0 Comment

1. Introduction I have created this teaching chatbot that can answer questions from class IX, subject SST, on the topic “Democratic politics“. I hav...

AI & ML/GenAI/LLMs/Natural Language Processing - NLP

On Emergent Abilities of Large Language Models

Posted on March 26, 2025 by Ranjan Kumar / 0 Comment

An ability is emergent if it is not present in smaller models but is present in larger models. [1] Scaling up language models has been shown to improve predicta...

AI & ML/GenAI/Natural Language Processing - NLP

Prompt Engineering Deep Dive: Parameters, Chains, Reasoning, and Guardrails

Posted on March 9, 2025 by Ranjan Kumar / 0 Comment

Learn what prompt engineering is, why it matters, and how to craft effective prompts for generative AI models. Boost accuracy, clarity, and output quality with ...

AI & ML/GenAI/Natural Language Processing - NLP

LLM Text Clustering and Topic Modeling: HDBSCAN & BERTopic Tutorial

Posted on March 4, 2025 by Ranjan Kumar / 0 Comment

Master semantic document clustering using embeddings, UMAP, HDBSCAN, and BERTopic Quick Start: 5-Minute Text Clustering Want to see text clustering in action im...

AI & ML/GenAI/Natural Language Processing - NLP

Text Classification using Large Language Models (LLMs)

Posted on March 3, 2025 by Ranjan Kumar / 0 Comment

1. Introduction A common task in natural language processing (NLP) is text classification. Use cases of text classification include sentiment analysis, intent d...

AI & ML/AI Engineering/GenAI/LLMs

Inside the LLM Inference Engine: Architecture, Optimizations, Tools, Key Concepts and Best Practices

Posted on February 9, 2025 by Ranjan Kumar / 0 Comment

Introduction When you send a prompt to ChatGPT, Claude, or any other LLM-powered application, what actually happens behind the scenes? The journey from your inp...

AI & ML/GenAI

Fact-checking in LLM

Posted on February 5, 2025 by Ranjan Kumar / 0 Comment

Summary of fact-checking in LLM #llm #hallucinations #misinformation

AI & ML/GenAI

Summary of the paper DeepSeek-R1

Posted on January 30, 2025 by Ranjan Kumar / 0 Comment

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MY BLOG POSTS

  • Stop Pasting Screenshots: How AI Engineers Document Systems with Mermaid
  • Building Production-Ready AI Agents with LangGraph: A Developer’s Guide to Deterministic Workflows
  • Choosing the Right LLM Inference Framework: A Practical Guide
  • Agent Building Blocks: Build Production-Ready AI Agents with LangChain | Complete Developer Guide
  • When Your Chatbot Needs to Actually Do Something: Understanding AI Agents
  • How Google’s SynthID Actually Works: A Visual Breakdown
  • Open Source AI’s Original Sin: The Illusion of Democratization
  • The Tyranny of the Mean: Population-Based Optimization in Healthcare and AI
  • The Splintered Web: India 2025
  • The AI Ouroboros: How Gen AI is Eating Its Own Tail
  • Building Agents That Remember: State Management in Multi-Agent AI Systems
  • Building Production-Ready Agentic AI: The Infrastructure Nobody Talks About
  • Asynchronous Processing and Message Queues in Agentic AI Systems
  • Playwright + AI: The Ultimate Testing Power Combo Every Developer Should Use in 2025
  • 🚀 Introducing My New Book: The ChatML (Chat Markup Language) Handbook
  • 🚀Hands-on Tutorial: Fine-tune a Cross-Encoder for Semantic Similarity
  • A Deep Dive into Cross Encoders and How they work
  • 🔎Building a Full-Stack Hybrid Search System (BM25 + Vectors + Cross-Encoders) with Docker
  • 🔎BM25-Based Searching: A Developer’s Comprehensive Guide
  • When Models Stand Between Us and the Web: The Future of the Internet in the Age of Generative AI

Categories

  • Agentic AI
  • AI & ML
  • AI Engineering
  • Computer Vision
  • Deep Learning
  • Deep Reinforcement Learning
  • Explainable AI
  • GenAI
  • Information Retrieval
  • IoT / Edge Computing
  • LLMs
  • Medical Imaging
  • Natural Language Processing – NLP
  • Python
  • Security
  • Software Development
  • Software Testing
  • Unstructured Data
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