RQ-Reg: A Residual-Quantization-Based Framework for Continuous Value Prediction in Recommender Systems

arXiv:2602.23012 · cs.IR, cs.LG · Submitted 2026-02-26 · Read on arXiv

cs.IR, cs.LG

Submitted: 2026-02-26

Updated: 2026-09-24

Code: https://github.com/rpcui/RQ-Reg

Terminology

• Quantization — 60× in this paper · explained in 12 episodes
• Representation Learning — 11× in this paper · explained in 2 episodes
• Embeddings — 8× in this paper · explained in 2 episodes
• Clustering — 6× in this paper · explained in 2 episodes
• Consistency — 6× in this paper · explained in 3 episodes
• Generalization — 6× in this paper · explained in 13 episodes
• Ablation — 5× in this paper · explained in 1 episode
• Accuracy — 5× in this paper · explained in 1 episode
• Benchmark — 5× in this paper · explained in 2 episodes
• AUC — 4× in this paper · explained in 2 episodes
• Transformer — 4× in this paper · explained in 2 episodes
• Ablation study — 3× in this paper · explained in 1 episode
• Adam — 3× in this paper · explained in 2 episodes
• Objective Function — 3× in this paper · explained in 2 episodes
• Core — 2× in this paper · explained in 2 episodes
• Long Short-Term Memory — 2× in this paper
• Reconstruction Error — 2× in this paper · explained in 2 episodes
• Ablation Studies — 1× in this paper · explained in 1 episode
• Activation Function — 1× in this paper · explained in 1 episode
• Adaptability — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Exposure Bias — 1× in this paper · explained in 2 episodes
• Generative Modeling — 1× in this paper · explained in 3 episodes
• Latent Representation — 1× in this paper · explained in 2 episodes
• Latent Representations — 1× in this paper · explained in 3 episodes
• Sparsity — 1× in this paper · explained in 4 episodes
• Two-Stage Framework — 1× in this paper · explained in 2 episodes

Sources

• Adam: A Method for Stochastic Optimization
• Generative Regression Based Watch Time Prediction for Short-Video Recommendation
• Reacting to Variations in Product Demand: An Application for Conversion Rate (CR) Prediction in Sponsored Search
• A Deep Probabilistic Model for Customer Lifetime Value Prediction

Related papers

• The Price of Isolation: Estimating the Ecosystem Cost of Symmetric Two-Sided A/B Testing
• SCAR: Semantic Continuity-Aware Retrieval for Efficient Context Expansion in RAG
• MixLoRA-DSI: Dynamically Expandable Mixture-of-LoRA Experts for Rehearsal-Free Generative Retrieval over Dynamic Corpora
• RRCM: Ranking-Driven Retrieval over Collaborative and Meta Memories for LLM Recommendation
• Right Family, Wrong Skill: Evaluating Risk Exposure in Agent Skill Retrieval
• UltRAG: a Universal Simple Scalable Recipe for Knowledge Graph RAG