10 Aug 2026, 20:45 UTC524 views1 reactionsread 13 August 2026 🚀 Generative AI Fundamentals – Part 6
⚙️ Fine-Tuning, LoRA, PEFT, RLHF & Model Alignment
Fine-tuning and model adaptation are important topics for GenAI Engineer, LLM Engineer, and Applied AI interviews.
1. What is Fine-Tuning?
Fine-tuning is the process of taking a pretrained model and training it further on a smaller, specialized dataset.
Example:
General LLM → Financial Documents → Fine-Tuning → Financial AI…
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10 Aug 2026, 20:45 UTC647 views7 reactionsread 13 August 2026 Simplified Process: LLM generates responses → Humans evaluate → Preferred responses identified → Reward signal → Model optimized
The goal is to make the model more: Helpful, Safe, Aligned, Instruction-following
11. What is Model Alignment?
Model alignment means making an AI system behave consistently with intended human goals, values, and safety requirements.
An aligned model should: Follow legitimate instruction…
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8 Aug 2026, 21:11 UTC807 views5 reactionsread 13 August 2026 9. Components of a RAG System
A production RAG system usually includes:
Data Source
Document Loader
Text Splitter
Embedding Model
Vector Database
Retriever
LLM
Response Generator
Each component plays a role in retrieving and generating accurate responses.
10. Advantages of RAG
Reduces hallucinations
Uses the latest information
Supports private enterprise data
No need to retrain the model frequently
Lo…
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8 Aug 2026, 21:10 UTC704 views2 reactionsread 13 August 2026 🚀 Generative AI Fundamentals – Part 5
🔎 Embeddings, Vector Databases, Semantic Search & RAG Deep Dive
These concepts are the backbone of modern enterprise GenAI applications. Most LLM Engineer and GenAI interviews include questions on them.
1. Why do LLMs need external knowledge?
LLMs are trained on historical data and have limitations:
Knowledge becomes outdated
Cannot access private company documents by defau…
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5 Aug 2026, 07:42 UTC≈1,360 views0 reactionsread 13 August 2026 Photo
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2 Aug 2026, 19:30 UTC≈1,440 views6 reactionsread 13 August 2026 Benefits:
Improves diversity
Reduces repetitive outputs
Balances creativity and quality
Top-p is often tuned together with temperature.
10. What is Max Tokens?
Max Tokens defines the maximum number of tokens the model is allowed to generate in its response.
Example:
Max Tokens = 100
The response stops after generating up to 100 output tokens, even if the answer could be longer.
This helps control:
Response…
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2 Aug 2026, 19:30 UTC≈1,170 views2 reactionsread 13 August 2026 🚀 Generative AI Fundamentals – Part 2
🧠 Large Language Models (LLMs) Deep Dive
Understanding LLMs is one of the most important topics in GenAI interviews.
1. What is a Large Language Model (LLM)?
A Large Language Model (LLM) is a deep learning model trained on massive amounts of text data to understand, generate, summarize, translate, and reason about human language.
LLMs are built using the Transformer architec…
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1 Aug 2026, 13:52 UTC≈1,180 views1 reactionsread 13 August 2026 ⏳ Last few hours to register.
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31 Jul 2026, 19:00 UTC≈1,350 views10 reactionsread 13 August 2026 Example:
Cat → [0.34, 0.67, 0.11...]
Dog → [0.32, 0.69, 0.15...]
Car → [0.91, 0.18, 0.76...]
Cat and Dog embeddings are closer than Cat and Car because their meanings are more similar.
Used in: RAG, Semantic Search, Recommendation Systems, Vector Databases
11. Why is Generative AI so Powerful?
Because it combines:
Massive datasets
Powerful GPUs
Transformer architecture
Large-scale pretraining
Cloud comput…
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31 Jul 2026, 19:00 UTC≈1,150 views3 reactionsread 13 August 2026 🚀 Generative AI Fundamentals You Should Know
1. What is Generative AI?
Generative AI is a branch of Artificial Intelligence that creates new content by learning patterns from existing data.
Unlike traditional AI, which mainly predicts or classifies, Generative AI produces original outputs.
It can generate:
Text
Images
Audio
Video
Code
Music
3D models
Example
Input: "Write a Python function to sort a list…
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29 Jul 2026, 18:15 UTC≈1,550 views1 reactionsread 13 August 2026 Photo
GenAI isn’t a chapter in this course. It’s the spine.
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29 Jul 2026, 18:13 UTC≈1,440 views2 reactionsread 13 August 2026 Photo
LLMOps vs MLOps
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Showing the 12 most recent of 24 posts we hold for @generativeai_gpt. View and reaction counts are the latest single reading for each post, not a live figure, and a recent post is still accumulating both. A view count marked ≈ was rounded by Telegram before we ever saw it — t.me prints views in full below 1,000 and to three significant figures above, so ≈1,200,000 means somewhere between 1,150,000 and 1,249,999. Unmarked counts are exact. Text is reproduced from the public post preview and truncated for length.