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The Ultra-Scale Playbook
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The ultimate guide to training LLM on large GPU Clusters
Ashish Patel
ashishpatel26
AI & ML interests
GenerativeAI, LLMs, Quantum Computing, Computer Vision, Audio Engineering
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Groundbreaking Survey on Large Language Models in Recommendation Systems!
Just read a comprehensive survey that maps out how LLMs are revolutionizing recommender systems. The authors have meticulously categorized existing approaches into two major paradigms:
Discriminative LLMs for Recommendation:
- Leverages BERT-like models for understanding user-item interactions
- Uses fine-tuning and prompt tuning to adapt pre-trained models
- Excels at tasks like user representation learning and ranking
Generative LLMs for Recommendation:
- Employs GPT-style models to directly generate recommendations
- Implements innovative techniques like in-context learning and zero-shot recommendation
- Supports natural language interaction and explanation generation
Key Technical Insights:
- Novel taxonomy of modeling paradigms: LLM Embeddings + RS, LLM Tokens + RS, and LLM as RS
- Integration methods spanning from simple prompting to sophisticated instruction tuning
- Hybrid approaches combining collaborative filtering with LLM capabilities
- Advanced prompt engineering techniques for controlled recommendation generation
Critical Challenges Identified:
- Position and popularity bias in LLM recommendations
- Limited context length affecting user history processing
- Need for better evaluation metrics for generative recommendations
- Controlled output generation and personalization challenges
This work opens exciting possibilities for next-gen recommendation systems while highlighting crucial areas for future research.
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