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Henry Hoffmann

4 accepted papers

2025

A Deep Probabilistic Framework for Continuous Time Dynamic Graph Generation

AAAI 2025technical

Recent advancements in graph representation learning have shifted attention towards dynamic graphs, which exhibit evolving topologies and features over time. The increased use of such graphs creates a paramount need for generative models suitable for applications such as data augmentation, obfuscati…

2025

Quality Measures for Dynamic Graph Generative Models

ICLR 2025spotlight

Deep generative models have recently achieved significant success in modeling graph data, including dynamic graphs, where topology and features evolve over time. However, unlike in vision and natural language domains, evaluating generative models for dynamic graphs is challenging due to the difficul…

2025

Sketch-Augmented Features Improve Learning Long-Range Dependencies in Graph Neural Networks

NeurIPS 2025poster

Graph Neural Networks learn on graph-structured data by iteratively aggregating local neighborhood information. While this local message passing paradigm imparts a powerful inductive bias and exploits graph sparsity, it also yields three key challenges: (i) oversquashing of long-range information, (…

Cited by 0SourceScholar
2020

Orthogonalized SGD and Nested Architectures for Anytime Neural Networks

ICML 2020poster

We propose a novel variant of SGD customized for training network architectures that support anytime behavior: such networks produce a series of increasingly accurate outputs over time. Efficient architectural designs for these networks focus on re-using internal state; subnetworks must produce repr…

Cited by 17SourcePDFScholar