Posts in AI Fundamentals

Similarity Search helps AI systems find information that is semantically similar to a query. Learn how embeddings, vector databases, and Cosine Similarity work together in modern AI applications.

Embeddings convert text, images, or other data into numerical vectors that capture semantic meaning. Learn how embeddings power semantic search, RAG, recommendations, and modern AI applications.

AI hallucination occurs when an AI model generates information that sounds convincing but is incorrect, unsupported, or fabricated. Learn why hallucinations happen and how production AI systems can reduce them.

RAG and Fine-Tuning solve different AI problems. Learn how they work, when to use each approach, and why RAG is often better for applications that need frequently changing or private knowledge.

AI Agents can reason, use tools, make decisions, and take actions to complete tasks. Learn how AI Agents differ from traditional chatbots and how they work in real-world applications.

An AI model, an AI API, and an AI application are different layers of an AI system. Understanding how they work together is essential for building real-world AI applications.

Zero-Shot, One-Shot, and Few-Shot Prompting are techniques for guiding LLMs with different numbers of examples. Learn how they work and when to use each approach.

A context window defines how much information an LLM can process at one time. Learn what tokens and context windows are, why they matter, and how they affect AI application performance.

Semantic Search finds information based on meaning and context rather than exact keywords. Learn how embeddings and vector search make modern AI-powered search more intelligent.

Embeddings convert text, images, and other data into numerical vectors that capture meaning and relationships. Learn how embeddings work and why they are essential for RAG, semantic search, and recommendation systems.

Vector databases store and search numerical embeddings efficiently, making them essential for RAG, semantic search, recommendation systems, and modern AI applications.

Fine-Tuning and Prompt Engineering are two distinct approaches to improving AI model performance. Learn how they work, when to use each approach, and the key differences between them.