Search Results for author: John Boaz Lee

Found 10 papers, 3 papers with code

On Proximity and Structural Role-based Embeddings in Networks: Misconceptions, Techniques, and Applications

no code implementations22 Aug 2019 Ryan A. Rossi, Di Jin, Sungchul Kim, Nesreen K. Ahmed, Danai Koutra, John Boaz Lee

Unfortunately, recent work has sometimes confused the notion of structural roles and communities (based on proximity) leading to misleading or incorrect claims about the capabilities of network embedding methods.

Misconceptions Network Embedding

Dynamic Node Embeddings from Edge Streams

no code implementations12 Apr 2019 John Boaz Lee, Giang Nguyen, Ryan A. Rossi, Nesreen K. Ahmed, Eunyee Koh, Sungchul Kim

In this work, we propose using the notion of temporal walks for learning dynamic embeddings from temporal networks.

Representation Learning valid

Higher-order Graph Convolutional Networks

no code implementations12 Sep 2018 John Boaz Lee, Ryan A. Rossi, Xiangnan Kong, Sungchul Kim, Eunyee Koh, Anup Rao

Experiments show that our proposed method is able to achieve state-of-the-art results on the semi-supervised node classification task.

General Classification Graph Attention +1

Attention Models in Graphs: A Survey

1 code implementation20 Jul 2018 John Boaz Lee, Ryan A. Rossi, Sungchul Kim, Nesreen K. Ahmed, Eunyee Koh

However, in the real-world, graphs can be both large - with many complex patterns - and noisy which can pose a problem for effective graph mining.

Graph Attention Graph Classification +2

Inductive Representation Learning in Large Attributed Graphs

no code implementations25 Oct 2017 Nesreen K. Ahmed, Ryan A. Rossi, Rong Zhou, John Boaz Lee, Xiangnan Kong, Theodore L. Willke, Hoda Eldardiry

To make these methods more generally applicable, we propose a framework for inductive network representation learning based on the notion of attributed random walk that is not tied to node identity and is instead based on learning a function $\Phi : \mathrm{\rm \bf x} \rightarrow w$ that maps a node attribute vector $\mathrm{\rm \bf x}$ to a type $w$.

Anomaly Detection Attribute +2

Deep Graph Attention Model

no code implementations15 Sep 2017 John Boaz Lee, Ryan Rossi, Xiangnan Kong

Graph classification is a problem with practical applications in many different domains.

General Classification Graph Attention +1

Comparison of several short-term traffic speed forecasting models

no code implementations6 Sep 2016 John Boaz Lee, Kardi Teknomo

The widespread adoption of smartphones in recent years has made it possible for us to collect large amounts of traffic data.

regression

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