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Exploring the Impact of Large Language Models on Recommender Systems: An Extensive Review

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arxiv 2402.18590 v3 pith:I5GZ6UC4 submitted 2024-02-11 cs.IR cs.AI

classification cs.IRcs.AI
keywords languagellmssystemsrecommendercomprehensiondatalargemodels
verification ladder T0 review T1 audit T2 compute T3 formal

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The paper underscores the significance of Large Language Models (LLMs) in reshaping recommender systems, attributing their value to unique reasoning abilities absent in traditional recommenders. Unlike conventional systems lacking direct user interaction data, LLMs exhibit exceptional proficiency in recommending items, showcasing their adeptness in comprehending intricacies of language. This marks a fundamental paradigm shift in the realm of recommendations. Amidst the dynamic research landscape, researchers actively harness the language comprehension and generation capabilities of LLMs to redefine the foundations of recommendation tasks. The investigation thoroughly explores the inherent strengths of LLMs within recommendation frameworks, encompassing nuanced contextual comprehension, seamless transitions across diverse domains, adoption of unified approaches, holistic learning strategies leveraging shared data reservoirs, transparent decision-making, and iterative improvements. Despite their transformative potential, challenges persist, including sensitivity to input prompts, occasional misinterpretations, and unforeseen recommendations, necessitating continuous refinement and evolution in LLM-driven recommender systems.

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Cited by 5 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. LLM4MEA: Data-free Model Extraction Attacks on Sequential Recommenders via Large Language Models

    cs.IR 2025-07 conditional novelty 6.0 of 10

    An LLM-driven agent generates synthetic interaction sequences that, when queried against a target sequential recommender, produce surrogate models with higher agreement to the target than random or autoregressive data...

  2. Contextualizing Spotify's Audiobook List Recommendations with Descriptive Shelves

    cs.IR 2025-04 conditional novelty 5.0 of 10

    An LLM-based pipeline that creates personalized descriptive shelves for audiobook recommendations showed large engagement and discovery gains in a Spotify A/B test, but evaluation details are sparse.

  3. LIBER: Lifelong User Behavior Modeling Based on Large Language Models

    cs.IR 2024-11 conditional novelty 5.0 of 10

    LIBER partitions lifelong user behavior into fixed chunks, uses LLMs to summarize each chunk and detect interest shifts, and fuses these summaries to improve CTR prediction.

  4. Multi-Objective Recommendation in the Era of Generative AI: A Survey of Recent Progress and Future Prospects

    cs.IR 2025-06 conditional novelty 4.0 of 10

    A survey classifying multi-objective recommendation research that uses generative AI into objective families, with metrics, datasets, and future directions.

  5. Large Language Model Enhanced Recommender Systems: A Survey

    cs.IR 2024-12 unverdicted novelty 4.0 of 10

    A survey organizing LLM-enhanced recommender systems into knowledge, interaction, and model enhancement, and tracing a shift from explicit text to implicit embeddings and fine-tuned open-source LLMs.

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