no code implementations • 26 Feb 2024 • Ali Aghdaei, Zhuo Feng
This work presents inGRASS, a novel algorithm designed for incremental spectral sparsification of large undirected graphs.
no code implementations • 13 Feb 2024 • Wuxinlin Cheng, Chenhui Deng, Ali Aghdaei, Zhiru Zhang, Zhuo Feng
Modern graph neural networks (GNNs) can be sensitive to changes in the input graph structure and node features, potentially resulting in unpredictable behavior and degraded performance.
1 code implementation • 26 Oct 2022 • Ali Aghdaei, Zhuo Feng
This paper introduces a scalable algorithmic framework (HyperEF) for spectral coarsening (decomposition) of large-scale hypergraphs by exploiting hyperedge effective resistances.
1 code implementation • 17 Aug 2021 • Ali Aghdaei, Zhiqiang Zhao, Zhuo Feng
To address the ever-increasing computational challenges, graph coarsening can be potentially applied for preprocessing a given hypergraph by aggressively aggregating its vertices (nodes).