Core AI

RAG & Vector Search

Retrieval-augmented generation, vector databases, embeddings and semantic search

5,058
lessons
Skills in this topic
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RAG Basics
beginner
Chunk documents with LangChain or LlamaIndex
Vector Stores
intermediate
Set up Pinecone, Weaviate, or pgvector
RAG Evaluation
intermediate
Run RAGAS evaluation on a RAG pipeline
Advanced RAG
advanced
Build a hybrid BM25 + dense retrieval pipeline
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RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Medium · Python 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Most RAG systems get tested with a handful of happy-path questions. Continue reading on Medium »
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RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Medium · LLM 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Most RAG systems get tested with a handful of happy-path questions. Continue reading on Medium »
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RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Most RAG systems get tested with a handful of happy-path questions. Continue reading on Medium »
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RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Dev.to · Nilofer 🚀 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Pipeline Stress Tester: Battle-Test Your RAG System Before It Reaches Production
Most RAG systems get tested with a handful of happy-path questions. Someone asks "what is machine...
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Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Building a Smarter Document Intelligence System for Patents, TDS & Literature
RAG or MCP — which one belongs at the core of your retrieval system? Continue reading on Medium »
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Production Reranker Layer for RAG in Python: Cross-Encoder, Cohere Fallback, and Reciprocal Rank Fusion (Runnable Code)
Dev.to · Nitin Srivastava 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Production Reranker Layer for RAG in Python: Cross-Encoder, Cohere Fallback, and Reciprocal Rank Fusion (Runnable Code)
I shipped my fifth RAG pipeline to production in February. Top-10 recall@10 was 0.94. The team ran a...
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Broken vs Governed RAG Pipelines
Dev.to · Saleem Yousaf 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Broken vs Governed RAG Pipelines
The Security Architecture Problem Nobody Talks About Most AI security conversations focus on the...
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What Role Does a Search API Play in AI/RAG Workflows?
Dev.to · elowen 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
What Role Does a Search API Play in AI/RAG Workflows?
RAG systems need good retrieval before they can generate useful answers. Most examples focus on...
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Your RAG System Works Technically. Your Users Have Already Stopped Trusting It.
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Your RAG System Works Technically. Your Users Have Already Stopped Trusting It.
The adoption numbers for enterprise RAG systems are quietly uncomfortable. According to Fini’s analysis of 50+ Fortune 2000 RAG… Continue reading on Medium »
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Taming Unpredictable User Input: Building a RAG Triage Agent in Node.js
Dev.to · Omar Lashin 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Taming Unpredictable User Input: Building a RAG Triage Agent in Node.js
The Problem with Raw User Data When building the backend for an urban infrastructure platform, the...
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Building a Vector Store in Oracle Autonomous Database: Efficient Similarity Search at Scale
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Building a Vector Store in Oracle Autonomous Database: Efficient Similarity Search at Scale
In the age of AI and context-based applications where vector embeddings are used, optimising the storage and creation of vector stores has… Continue reading on
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5 Simple Yet Powerful Ways to Improve Your RAG Pipeline
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
5 Simple Yet Powerful Ways to Improve Your RAG Pipeline
Small retrieval-layer upgrades that make answers more accurate, grounded, and easier to debug.a Continue reading on Medium »
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RAG Series (14): Self-RAG — Let the Model Decide Whether to Retrieve
Dev.to · WonderLab 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Series (14): Self-RAG — Let the Model Decide Whether to Retrieve
The Hidden Assumption in Traditional RAG Traditional RAG pipelines never question one...
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I Built a Local-First Alternative to LangSmith After Spending $200 Debugging a Pipeline I Couldn't See | Shivnath Tathe
Dev.to · Shivnath Tathe 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
I Built a Local-First Alternative to LangSmith After Spending $200 Debugging a Pipeline I Couldn't See | Shivnath Tathe
Last month I spent $200 on OpenAI tokens debugging a RAG pipeline. I had no idea which step was...
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The Data Paper Trail: Why Your RAG Pipeline is Failing
Medium · Data Science 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
The Data Paper Trail: Why Your RAG Pipeline is Failing
Why provenance, not more reranking, is the secret to trustworthy AI. Continue reading on Medium »
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The Data Paper Trail: Why Your RAG Pipeline is Failing
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
The Data Paper Trail: Why Your RAG Pipeline is Failing
Why provenance, not more reranking, is the secret to trustworthy AI. Continue reading on Medium »
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ArXiv cs.AI 🔍 RAG & Vector Search 📄 Paper ⚡ AI Lesson 1mo ago
CDS4RAG: Cyclic Dual-Sequential Hyperparameter Optimization for RAG
arXiv:2605.08333v1 Announce Type: cross Abstract: Retrieval-Augmented Generation (RAG) is sensitive to the vast hyperparameters of the retriever and generator,
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ArXiv cs.AI 🔍 RAG & Vector Search 📄 Paper ⚡ AI Lesson 1mo ago
Generating Leakage-Free Benchmarks for Robust RAG Evaluation
arXiv:2605.08838v1 Announce Type: cross Abstract: Retrieval-augmented generation (RAG) is widely used to augment large language models (LLMs) with external know
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RAG Ki Wiring : Maine Chunk Size 2000 Rakha Tha — Aur Meri RAG Mar Gayi
Medium · Machine Learning 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Ki Wiring : Maine Chunk Size 2000 Rakha Tha — Aur Meri RAG Mar Gayi
Socha tha bada chunk matlab zyada context, zyada context matlab behtar jawab. Realiity ne thappad maara. Text Splitters ki woh baatein jo… Continue reading on M
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Vectorizing Real-Time Kafka Events
Dev.to · Pedro Santos 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Vectorizing Real-Time Kafka Events
Vectorizing Real-Time Kafka Events for RAG In the previous post, I set up pgvector and...
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What (Still)Building an Enterprise RAG System Actually Taught Me
Medium · Python 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
What (Still)Building an Enterprise RAG System Actually Taught Me
A junior engineer’s honest diary of going from “just use embeddings” to “zamn, retrieval is genuinely hard” Continue reading on Medium »
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What (Still)Building an Enterprise RAG System Actually Taught Me
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
What (Still)Building an Enterprise RAG System Actually Taught Me
A junior engineer’s honest diary of going from “just use embeddings” to “zamn, retrieval is genuinely hard” Continue reading on Medium »
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How to Fix “Vector Does Not Exist” in PostgreSQL pgvector (VECTOR1536)
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
How to Fix “Vector Does Not Exist” in PostgreSQL pgvector (VECTOR1536)
A beginner-friendly production guide for fixing SQL State 42704, enabling pgvector correctly, and building scalable semantic search… Continue reading on Medium
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Medium · Machine Learning 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Your RAG Didn’t “Break” at 500K Documents.
our Embedding Space Collapsed Under Density. Continue reading on Medium »
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Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Your RAG Didn’t “Break” at 500K Documents.
our Embedding Space Collapsed Under Density. Continue reading on Medium »
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Huzur Keşfi’nde Intent-Aware RAG ve RAG-to-SQL Mimarisi
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Huzur Keşfi’nde Intent-Aware RAG ve RAG-to-SQL Mimarisi
1. RAG Neden Kullanılıyor? Continue reading on Medium »
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RAG Is Not Dead. You’re Just Building It Wrong.
Medium · Machine Learning 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Is Not Dead. You’re Just Building It Wrong.
The real‑world playbook for engineers who want their RAG system to survive Monday morning. Continue reading on Towards AI »
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RAG Is Not Dead. You’re Just Building It Wrong.
Medium · Data Science 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Is Not Dead. You’re Just Building It Wrong.
The real‑world playbook for engineers who want their RAG system to survive Monday morning. Continue reading on Towards AI »
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RAG Is Not Dead. You’re Just Building It Wrong.
Medium · Python 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG Is Not Dead. You’re Just Building It Wrong.
The real‑world playbook for engineers who want their RAG system to survive Monday morning. Continue reading on Towards AI »
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Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Retrieval-Augmented Generation (RAG): A Complete Beginner-to-Advanced Guide
Artificial Intelligence is changing the way we search, learn, work, and build software. One of the most powerful concepts in modern AI is… Continue reading on M
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Retrieval-Augmented Generation (RAG) For Everyone!
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Retrieval-Augmented Generation (RAG) For Everyone!
From Fundamentals to Production-Ready Agentic RAG Systems Continue reading on Medium »
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RAG is Not Dead - It’s Just Becoming Agent Memory
Dev.to · Dhruv Joshi 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG is Not Dead - It’s Just Becoming Agent Memory
RAG is not dead. It just got promoted. For years, retrieval-augmented generation helped apps pull the...
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Your RAG works on Claude. Does it work on Gemma 4? Drift detection across model families.
Dev.to · Mukunda Rao Katta 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Your RAG works on Claude. Does it work on Gemma 4? Drift detection across model families.
A reproducible experiment: swap the generator in a working RAG pipeline from Claude Sonnet 4.5 to Gemma 4 9B, and see which production drift dimensions actually
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The Hidden Layer: Why MDEngine is the Secret to RAG-Ready Enterprise Knowledge
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
The Hidden Layer: Why MDEngine is the Secret to RAG-Ready Enterprise Knowledge
The AI world is obsessed with models. Everyone talks about GPUs, token windows, agents, reasoning, and billion-parameter architectures. Continue reading on Medi
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RAG is not a default. Here’s when it actually earns its place.
Medium · LLM 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG is not a default. Here’s when it actually earns its place.
Most AI teams I’ve talked to in the last year have one reflex when they’re building anything that touches data: slap RAG on it. Continue reading on Medium »
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ArXiv cs.AI 🔍 RAG & Vector Search 📄 Paper ⚡ AI Lesson 1mo ago
From Clouds to Hallucinations: Atmospheric Retrieval Hijacking in Remote Sensing Vision-Language RAG
arXiv:2605.07273v1 Announce Type: cross Abstract: Multimodal RAG systems increasingly rely on vision-language retrievers to ground visual queries in external te
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ArXiv cs.AI 🔍 RAG & Vector Search 📄 Paper ⚡ AI Lesson 1mo ago
LARAG: Link-Aware Retrieval Strategy for RAG Systems in Hyperlinked Technical Documentation
arXiv:2605.07517v1 Announce Type: cross Abstract: Retrieval-Augmented Generation (RAG) enhances the factual grounding of Large Language Models by conditioning t
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Reranking Explained: Why the First Retrieved Chunk Isn’t Always the Best
Medium · Machine Learning 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Reranking Explained: Why the First Retrieved Chunk Isn’t Always the Best
A beginner-friendly guide to how reranking improves RAG accuracy by sorting retrieved chunks smarter — not just faster. Continue reading on Medium »
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Reranking Explained: Why the First Retrieved Chunk Isn’t Always the Best
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Reranking Explained: Why the First Retrieved Chunk Isn’t Always the Best
A beginner-friendly guide to how reranking improves RAG accuracy by sorting retrieved chunks smarter — not just faster. Continue reading on Medium »
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RAG - Chunking
Dev.to · Ramya Perumal 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
RAG - Chunking
What is chunking Chunking is the process of breaking data into smaller pieces called...
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Integrating Vector Database Connectors for Improved RAG Workflows
Dev.to · AGIorBust 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Integrating Vector Database Connectors for Improved RAG Workflows
Recent updates to AI orchestration platforms have introduced native connectors for popular vector...
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When RAG Is Not Enough: “Searching Semantically” vs “But the Business Needs Proof”
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
When RAG Is Not Enough: “Searching Semantically” vs “But the Business Needs Proof”
The next generation of enterprise AI is expected to do more than retrieve knowledge. It is expected to inspect reality. Continue reading on Medium »
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Building a Production RAG Backend for Enterprise Knowledge Bases: Architecture, Decisions, and…
Medium · AI 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Building a Production RAG Backend for Enterprise Knowledge Bases: Architecture, Decisions, and…
How I designed and built a retrieval-augmented generation system that ingests from Document360 and SharePoint, stores embeddings in Aurora… Continue reading on
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Building a Production RAG Backend for Enterprise Knowledge Bases: Architecture, Decisions, and…
Medium · Data Science 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Building a Production RAG Backend for Enterprise Knowledge Bases: Architecture, Decisions, and…
How I designed and built a retrieval-augmented generation system that ingests from Document360 and SharePoint, stores embeddings in Aurora… Continue reading on
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Chunking Strategies: Why How You Split Documents Makes or Breaks Your RAG System
Medium · LLM 🔍 RAG & Vector Search ⚡ AI Lesson 1mo ago
Chunking Strategies: Why How You Split Documents Makes or Breaks Your RAG System
Advanced RAG Series — Part 2 Part 1 covered RAG fundamentals — what it is, how data flows, and when to use it. This post goes deep on… Continue reading on Mediu
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RAG Radar — Weekly Signals
Medium · Startup 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago
RAG Radar — Weekly Signals
What 128 Real RAG Discussions Revealed About AI Reliability Continue reading on Medium »
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RAG Radar — Weekly Signals
Medium · LLM 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago
RAG Radar — Weekly Signals
What 128 Real RAG Discussions Revealed About AI Reliability Continue reading on Medium »
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RAG Radar — Weekly Signals
Medium · RAG 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago
RAG Radar — Weekly Signals
What 128 Real RAG Discussions Revealed About AI Reliability Continue reading on Medium »
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