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Stephan Sloth Lorenzen

2 accepted papers

2022

Information Bottleneck: Exact Analysis of (Quantized) Neural Networks

ICLR 2022poster

The information bottleneck (IB) principle has been suggested as a way to analyze deep neural networks. The learning dynamics are studied by inspecting the mutual information (MI) between the hidden layers and the input and output. Notably, separate fitting and compression phases during training hav…

2021

Chebyshev-Cantelli PAC-Bayes-Bennett Inequality for the Weighted Majority Vote

NeurIPS 2021poster

We present a new second-order oracle bound for the expected risk of a weighted majority vote. The bound is based on a novel parametric form of the Chebyshev-Cantelli inequality (a.k.a. one-sided Chebyshev’s), which is amenable to efficient minimization. The new form resolves the optimization challen…