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Alexander Mathiasen

4 accepted papers

2023

Generating QM1B with PySCF$_{\text{IPU}}$

NeurIPS 2023poster

The emergence of foundation models in Computer Vision and Natural Language Processing have resulted in immense progress on downstream tasks. This progress was enabled by datasets with billions of training examples. Similar benefits are yet to be unlocked for quantum chemistry, where the potential o…

Cited by 0SourcePDFScholar
2020

What if Neural Networks had SVDs?

NeurIPS 2020spotlight

Various Neural Networks employ time-consuming matrix operations like matrix inversion. Many such matrix operations are faster to compute given the Singular Value Decomposition (SVD). Techniques from (Zhang et al., 2018; Mhammedi et al., 2017) allow using the SVD in Neural Networks without computing…

2019

Margin-Based Generalization Lower Bounds for Boosted Classifiers

NeurIPS 2019poster

Boosting is one of the most successful ideas in machine learning. The most well-accepted explanations for the low generalization error of boosting algorithms such as AdaBoost stem from margin theory. The study of margins in the context of boosting algorithms was initiated by Schapire, Freund, Bart…

Cited by 22SourcePDFScholar
2019

Optimal Minimal Margin Maximization with Boosting

ICML 2019oral

Boosting algorithms iteratively produce linear combinations of more and more base hypotheses and it has been observed experimentally that the generalization error keeps improving even after achieving zero training error. One popular explanation attributes this to improvements in margins. A common go…