Advancements in Recommender Systems

The field of recommender systems is moving towards a more personalized and diverse experience for users. Recent research has focused on addressing the challenges of balancing user relevance and content diversity, with a emphasis on developing novel frameworks and methods that can effectively capture and integrate multiple user interests. The use of multi-objective optimization, fairness-aware algorithms, and hyperbolic reasoning are some of the key directions that the field is taking. Notably, the development of methods that can mitigate biases and promote fairness in recommendations is gaining significant attention.

Some of the notable papers in this area include:

  • Bayesian-Guided Diversity in Sequential Sampling for Recommender Systems, which proposed a novel framework that leverages a multi-objective, contextual sequential sampling strategy to optimize diversity.
  • Synergizing Implicit and Explicit User Interests: A Multi-Embedding Retrieval Framework at Pinterest, which introduced a multi-embedding retrieval framework that enhances user interest representation by generating multiple user embeddings conditioned on both implicit and explicit user interests.
  • FAIR-MATCH: A Multi-Objective Framework for Bias Mitigation in Reciprocal Dating Recommendations, which proposed a mathematical framework that addresses the limitations of current recommendation systems in dating applications through enhanced similarity measures, multi-objective optimization, and fairness-aware algorithms.
  • ManifoldMind: Dynamic Hyperbolic Reasoning for Trustworthy Recommendations, which introduced a probabilistic geometric recommender system that represents users, items, and tags as adaptive-curvature probabilistic spheres, enabling personalized uncertainty modeling and geometry-aware semantic exploration.

Sources

Bayesian-Guided Diversity in Sequential Sampling for Recommender Systems

Synergizing Implicit and Explicit User Interests: A Multi-Embedding Retrieval Framework at Pinterest

Enhancing Live Broadcast Engagement: A Multi-modal Approach to Short Video Recommendations Using MMGCN and User Preferences

Compositions of Variant Experts for Integrating Short-Term and Long-Term Preferences

Exploring Large Action Sets with Hyperspherical Embeddings using von Mises-Fisher Sampling

FAIR-MATCH: A Multi-Objective Framework for Bias Mitigation in Reciprocal Dating Recommendations

Why Multi-Interest Fairness Matters: Hypergraph Contrastive Multi-Interest Learning for Fair Conversational Recommender System

ManifoldMind: Dynamic Hyperbolic Reasoning for Trustworthy Recommendations

Content filtering methods for music recommendation: A review

Calibrated Recommendations: Survey and Future Directions

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