Search Results for author: Trung-Kien Nguyen

Found 4 papers, 4 papers with code

Diffusion-based Negative Sampling on Graphs for Link Prediction

1 code implementation25 Mar 2024 Trung-Kien Nguyen, Yuan Fang

Furthermore, in the context of link prediction, most previous methods sample negative nodes from existing substructures of the graph, missing out on potentially more optimal samples in the latent space.

Link Prediction Recommendation Systems

Link Prediction on Latent Heterogeneous Graphs

1 code implementation21 Feb 2023 Trung-Kien Nguyen, Zemin Liu, Yuan Fang

Assuming no type information is given, we define a so-called latent heterogeneous graph (LHG), which carries latent heterogeneous semantics as the node/edge types cannot be observed.

Link Prediction Representation Learning +1

On Generalized Degree Fairness in Graph Neural Networks

1 code implementation8 Feb 2023 Zemin Liu, Trung-Kien Nguyen, Yuan Fang

In particular, the varying neighborhood structures across nodes, manifesting themselves in drastically different node degrees, give rise to the diverse behaviors of nodes and biased outcomes.

Fairness Node Classification

On Data Augmentation for GAN Training

1 code implementation9 Jun 2020 Ngoc-Trung Tran, Viet-Hung Tran, Ngoc-Bao Nguyen, Trung-Kien Nguyen, Ngai-Man Cheung

We provide theoretical analysis to show that using our proposed DAG aligns with the original GAN in minimizing the Jensen-Shannon (JS) divergence between the original distribution and model distribution.

Data Augmentation

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