Simon Geisler

Computer Science · Physical Sciences

6h-index91citations15works0.82yr avg
OpenAlex↗ORCID↗Google Scholar↗

Accepting Students?

No reports yet. Know if this professor is taking students?

Research Topics

Adversarial Robustness in Machine Learning(8), Advanced Graph Neural Networks(5), Anomaly Detection Techniques and Applications(5), Machine Learning in Materials Science(3), Explainable Artificial Intelligence (XAI)(3)

Publications15 total

The Geometry of Refusal in Large Language Models: Concept Cones and Representational Independence
arXiv (Cornell University)·2025Open Access
Relaxing Graph Transformers for Adversarial Attacks
arXiv (Cornell University)·2024Open Access
Explainable Graph Neural Networks Under Fire
arXiv (Cornell University)·2024· 1 citedOpen Access
Spatio-Spectral Graph Neural Networks
arXiv (Cornell University)·2024· 2 citedOpen Access
Poisoning $\times$ Evasion: Symbiotic Adversarial Robustness for Graph Neural Networks
arXiv (Cornell University)·2023Open Access
Topology-Matching Normalizing Flows for Out-of-Distribution Detection in Robot Learning
arXiv (Cornell University)·2023Open Access
Adversarial Training for Graph Neural Networks: Pitfalls, Solutions, and New Directions
arXiv (Cornell University)·2023· 10 citedOpen Access
Graph Posterior Network: Bayesian Predictive Uncertainty for Node Classification
arXiv (Cornell University)·2021· 9 citedOpen Access
Robustness of Graph Neural Networks at Scale
arXiv (Cornell University)·2021· 4 citedOpen Access
Generalization of Neural Combinatorial Solvers Through the Lens of Adversarial Robustness
arXiv (Cornell University)·2021· 4 citedOpen Access
Better, Faster Small Hazard Detection: Instance-Aware Techniques, Metrics and Benchmarking
IEEE Transactions on Intelligent Transportation Systems·2021· 2 cited
Natural Posterior Network: Deep Bayesian Predictive Uncertainty for Exponential Family Distributions.
arXiv (Cornell University)·2021· 12 citedOpen Access
Reliable Graph Neural Networks via Robust Aggregation
arXiv (Cornell University)·2020· 24 citedOpen Access
Reliable Graph Neural Networks via Robust Aggregation
Neural Information Processing Systems·2020· 11 cited
Time-Series Features for Predictive Policing
2018· 12 cited

Frequent Co-authors

Stephan Günnemann(13), Daniel Zügner(6), Bertrand Charpentier(3), Lukas Gosch(2), Aleksandar Bojchevski(2), Oliver Borchert(1), Julio Borges(1), Daniel Ziehr(1), Michael Beigl(1), Nélio Cacho(1), Allan Martins(1), Adelson de Araujo(1), Leonardo C. T. Bezerra(1), Daniel Sturm(1), Maximilian Stadler(1), Johanna Sommer(1), Jan Schuchardt(1), Tobias S. Schmidt(1), Hakan Şirin(1), Carlos Cunha(1)