Articles

Writing on AI

Plain, practical writing on large language models, RAG and machine learning.

Multimodal· 8 min

Multimodal Models: How Does AI That Processes Image, Text, and Audio Together Actually Work?

How do multimodal models combine image, text, and audio in a single system? We explain vision-language models, the shared embedding space, and real use cases with intuitive analogies and short code.

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Generative· 7 min

Diffusion Models and Image Generation: From Noise to Image

How do diffusion models generate images? The forward and reverse processes, the path from noise to image, and Stable Diffusion's latent space — explained intuitively and accurately with everyday analogies.

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Efficiency· 8 min

Knowledge Distillation and Small Models: Transferring Knowledge from a Large Teacher to a Small Student

Knowledge distillation transfers a large teacher model’s knowledge into a small, fast student model. We explain soft labels, temperature, and the distillation loss, and why, how, and when it works, with intuitive examples.

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Fine-tuning· 8 min

LoRA and Efficient Fine-Tuning (PEFT): Adapting a Model Without Training the Whole Thing

An intuitive guide to LoRA and PEFT: adapting a model without training all of it, using small low-rank adapters, the memory/cost advantage, and practical usage tips.

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Security· 10 min

Prompt Injection and Jailbreaks: The Foundations of AI Security

What are prompt injection and jailbreaks, and how do they work? We explain the risks in RAG and agent systems, plus layered defenses, with plain everyday analogies.

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Integration· 8 min

Function Calling and Structured Output: Turning the Model into a Reliable Component

Function calling and structured output turn a language model from a free-text chatter into a component you can wire into your systems with confidence. We explain JSON generation, schema enforcement, and robust integration practices with intuitive examples.

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Cost· 10 min

LLM Cost Optimization: Cutting the Bill with Tokens, Caching, Model Choice, and RAG

Practical levers for lowering your LLM bill: reducing token consumption, prompt caching, matching the task to the model, batch processing, and the small model + RAG balance. Cost optimization in the right order, with intuitive analogies and example code.

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Alignment· 10 min

RLHF and Model Alignment: Helpful and Safe Models, the Reward Model, and DPO

Why and how do we make a model "helpful and safe"? We explain the three steps of RLHF, the reward model, and the simpler alternative DPO using everyday analogies.

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Observability· 9 min

LLM Observability: A Practical Look at Tracing, Logging, and Evaluation Loops

A plain-language guide to LLM observability: tracing, logging, evaluation loops, and how to protect quality and catch regressions early in production.

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Product· 9 min

User Experience in AI Products (AI UX): From Uncertainty to Trust

How do you design user experience for AI products? A practical guide to managing uncertainty, citing sources, feedback, graceful failure, and building trust.

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LLM· 8 min

How Do Large Language Models (LLMs) Work? An Intuitive Guide to the Transformer Architecture

How do LLMs work? An intuitive yet technical guide to the Transformer architecture: next-word prediction, the attention mechanism, and layers explained simply.

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Fundamentals· 8 min

Tokens and Embeddings: How Does a Language Model "See" Text?

An intuitive guide to tokenization, word pieces, and embedding vectors: how the meaning of text turns into numbers and coordinates inside a language model.

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RAG· 7 min

What Is RAG and How to Build It End to End: A Practical Architecture Guide

What is RAG and how does it work? A practical, end-to-end architecture guide to document, chunk, embedding, vector search and context-grounded generation, with small code examples.

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Infrastructure· 6 min

Vector Databases Guide: Similarity Search, HNSW, and FAISS / pgvector / Qdrant Compared

An intuitive guide to vector databases: similarity search, ANN and the HNSW algorithm, a FAISS vs pgvector vs Qdrant comparison, and when to choose each one.

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Practice· 8 min

Prompt Engineering: Practical Techniques with Real Examples

Clear instructions, few-shot, step-by-step reasoning, role assignment and output formatting: practical techniques to get better results from language models, with examples.

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Decision· 6 min

Fine-tuning, RAG, or Prompt? When to Use Each Approach

We compare fine-tuning, RAG, and prompting on cost, freshness, and accuracy. Which one should you pick and when? Includes a practical decision table.

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Reliability· 8 min

LLM Hallucinations: Why They Happen and How to Reduce Them

Why do LLMs hallucinate and how can you reduce it? Practical measures with grounding, RAG, verification, self-checking, and temperature tuning.

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Ecosystem· 8 min

Open-Source LLMs: A Practical Look at Llama, Mistral, Qwen and Gemma

We compare open-source LLMs like Llama, Mistral, Qwen and Gemma against closed models: privacy, cost, fine-tuning freedom, and when each one wins.

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Evaluation· 8 min

How Do We Evaluate LLMs? Automatic Metrics, LLM-as-Judge and RAG Faithfulness

A guide to LLM evaluation: automatic metrics, LLM-as-judge, human evaluation, domain-specific test sets, and measuring faithfulness for RAG systems.

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MLOps· 8 min

Taking an AI Model to Production (MLOps): From Demo to Real Product

What is MLOps? How to take an AI model to production: versioning, monitoring, latency/cost, the feedback loop, and safe deployment, explained in plain language.

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Profile· 6 min

Who is İsmail Tarık Şenkal?

A short story of the founder.

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Company· 5 min

How did EcoFluxion come about?

How EcoFluxion began with a simple question and why it builds its own products.

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Product· 7 min

What is İçtiHub?

An AI platform for legal professionals: case-law search and document analysis.

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