Researcher

Irwin King

Irwin King works on machine learning and social computing, including recommendation methods that use relationships between people. King co-authored SoRec with Hao Ma, Haixuan Yang, and Michael R. Lyu. The CIKM 2008 paper studied social recommendation using probabilistic matrix factorization. With Hao Ma, Dengyong Zhou, Chao Liu, and Michael R. Lyu, King co-authored Recommender Systems with Social Regularization. The paper appeared at WSDM in 2011.

Works
738
Citations
29,109
h-index
79

Publication numbers from OpenAlex, as of 14 October 2026.

Photo of Irwin King

Timeline

  1. 2008

    Social recommendation

    King co-authored SoRec with Hao Ma, Haixuan Yang, and Michael R. Lyu. The CIKM 2008 paper studied social recommendation using probabilistic matrix factorization.

  2. 2011

    Social regularization

    With Hao Ma, Dengyong Zhou, Chao Liu, and Michael R. Lyu, King co-authored Recommender Systems with Social Regularization. The paper appeared at WSDM in 2011.

  3. 2021

    Neural network applications

    King received the INNS Dennis Gabor Award in 2021 for contributions to engineering applications of neural networks.

  4. 2023

    Federated graph learning

    King and Xinyu Fu co-authored FedHGN, a federated framework for heterogeneous graph neural networks, published at IJCAI in 2023. The work forms part of his broader graph learning research.

  5. 2026

    Research recognition

    AAAI elected Irwin King as a Fellow in 2026.

Sources and credits

Photo: www.cse.cuhk.edu.hk; creator not stated. License: Not stated by source. Source: cse.cuhk.edu.hk. Cropped to a square and resized. Ask us to remove or replace this photo.

  1. Irwin King – CUHK CSE cse.cuhk.edu.hk. Checked 13 October 2026.
  2. Elected AAAI Fellows — 2026 — Irwin King aaai.org. Checked 13 October 2026.