Search Results for author: Chenghan Huang

Found 6 papers, 0 papers with code

Graph-Level Embedding for Time-Evolving Graphs

no code implementations1 Jun 2023 Lili Wang, Chenghan Huang, Weicheng Ma, Xinyuan Cao, Soroush Vosoughi

We evaluate our proposed model on five publicly available datasets for the task of temporal graph similarity ranking, and our model outperforms baseline methods.

Anomaly Detection Graph Representation Learning +4

Joint Latent Topic Discovery and Expectation Modeling for Financial Markets

no code implementations1 Jun 2023 Lili Wang, Chenghan Huang, Chongyang Gao, Weicheng Ma, Soroush Vosoughi

In the pursuit of accurate and scalable quantitative methods for financial market analysis, the focus has shifted from individual stock models to those capturing interrelations between companies and their stocks.

Embedding Node Structural Role Identity Using Stress Majorization

no code implementations14 Sep 2021 Lili Wang, Chenghan Huang, Weicheng Ma, Ying Lu, Soroush Vosoughi

In this paper, we present a novel and flexible framework using stress majorization, to transform the high-dimensional role identities in networks directly (without approximation or indirect modeling) to a low-dimensional embedding space.

Node Classification

Embedding Node Structural Role Identity into Hyperbolic Space

no code implementations3 Nov 2020 Lili Wang, Ying Lu, Chenghan Huang, Soroush Vosoughi

However, the work on network embedding in hyperbolic space has been focused on microscopic node embedding.

Network Embedding

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