Code for MACRec (AAAI 2026 Oral)

This repo is for source code of AAAI 2026 paper "Multi-Aspect Cross-modal Quantization for Generative Recommendation".

Pseudo-label Generation

cd data
python kmeans.py

Training the Cross-modal Quantitative RQ-VAE

cd cross_index
bash script/run_rqvae.sh          # Run training  
bash script/gen.sh # Generate code  

Fine-tuning

bash script/run_finetune.sh

Citation

@article{zhang2025multi,
  title={Multi-Aspect Cross-modal Quantization for Generative Recommendation},
  author={Zhang, Fuwei and Liu, Xiaoyu and Xi, Dongbo and Yin, Jishen and Chen, Huan and Yan, Peng and Zhuang, Fuzhen and Zhang, Zhao},
  journal={arXiv preprint arXiv:2511.15122},
  year={2025}
}

Acknowledgment

This code is based on https://github.com/zhaijianyang/MQL4GRec.