Dual Graph Convolutional Networks for Graph-Based Semi-Supervised Classification

By Chenyi Zhuang, Qiang Ma. The Web Conference, 2018

441 citations recorded by the source corpus.

The problem of extracting meaningful data through graph analysis spans a range of different fields, such as the internet, social networks, biological networks, and many others. The importance of being able to effectively mine and learn from such data continues to grow as more and more structured data become available. In this paper, we present a simple and scalable semi-supervised learning method for graph-structured data in which only a very small portion of the training data are labeled. To sufficiently embed the graph knowledge, our method performs graph convolution from different views of the raw data. In particular, a dual graph convolutional neural network method is devised to jointly consider the two essential assumptions of semi-supervised learning: (1) local consistency and (2) global consistency. Accordingly, two convolutional neural networks are devised to embed the local-consistency-based and global-consistency-based knowledge, respectively. Given the different data transformations from the two networks, we then introduce an unsupervised temporal loss function for the ensemble. In experiments using both unsupervised and supervised loss functions, our method outperforms state-of-the-art techniques on different datasets.

Subfields: Artificial Intelligence, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/d0b66e82f9386c16c489fb5e4bb5fa01a2da754b

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In Artificial Intelligence

  1. Philip S. Yu
  2. Shirui Pan
  3. Zhiyuan Liu
  4. Chengqi Zhang
  5. Maosong Sun
  6. Jie Zhou
  7. Guodong Long
  8. Irwin King

In Statistical and Nonlinear Physics

  1. Chengqi Zhang
  2. Shirui Pan
  3. Philip S. Yu
  4. Guodong Long
  5. Wenwu Zhu
  6. Peng Cui
  7. Zhiyuan Liu
  8. Cheng Yang

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