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🚀 Topic 27: GPT Family — GPT-2, GPT-3, GPT-4

Course: NLP Advanced | Section 4: Pre-trained Language Models Topic: GPT Family — Autoregressive…

Topic 1

📌 GPT Family Kya Hai?

📚 GPT = Generative Pre-trained Transformer OpenAI ka flagship LLM family. BERT ke opposite…

Topic 2

🏗️ GPT Architecture — Decoder-Only Transformer

💡 ` GPT Architecture (key difference from BERT): Input: "The cat sat on" Token + Position…

Topic 3

📊 GPT Models — Size Comparison

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GPT-4 specs are estimated (not…

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GPT-4 is rumored to be Mixture of…

Topic 4

🧠 GPT Pre-training — Causal Language Modeling

⭐ ` Causal Language Modeling (CLM): ┌─────────────────────────────────────────────────┐ │ │…

Topic 5

🌟 GPT-3 ka Revolution: In-Context Learning

🔑 ` GPT-3 ki Sabse Badi Innovation: IN-CONTEXT LEARNING — Fine-tune kiye baghair task solve…

Topic 6

🤖 GPT-3.5 → ChatGPT: RLHF Alignment

✨ ` ChatGPT = GPT-3.5 + RLHF (Reinforcement Learning from Human Feedback) 3-Step Training:…

Topic 7

💻 Complete Python Implementation

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Upper-triangular MASK apply hota…

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Token i sirf tokens 0..i ko attend…

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Future tokens dekhna FORBIDDEN hai

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"greedy": always pick highest prob…

Topic 8

🔑 Key Takeaways

🚀 ` GPT Family — Core Lessons: ┌─────────────────────────────────────────────────────────┐…

Topic 9

❓ Quiz — GPT Family Mastery

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A) Encoder-only Transformer

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B) Encoder-Decoder Transformer

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C) Decoder-only Transformer ✅

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D) CNN-based model

Topic 10

🧭 Navigation

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Quiz — Question 1

🚀 Topic 27: GPT Family — GPT-2, GPT-3, GPT-4 ka sabse sahi definition kya hai?

Complete! 🎉

🚀 Topic 27: GPT Family — GPT-2, GPT-3, GPT-4 Complete!

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