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🏢 Institute of Science and Technology Austria

The Iterative Optimal Brain Surgeon: Faster Sparse Recovery by Leveraging Second-Order Information
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Machine Learning Deep Learning 🏢 Institute of Science and Technology Austria
I-OBS, a novel family of sparse recovery algorithms leveraging second-order information, achieves faster convergence rates for sparse DNNs, validated by large-scale experiments.
Smoke and Mirrors in Causal Downstream Tasks
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AI Theory Causality 🏢 Institute of Science and Technology Austria
AI for science faces hidden biases in causal inference; this paper reveals these flaws using ant behavior data, introducing ISTAnt benchmark, and provides guidelines for more accurate causal AI.
Neural collapse vs. low-rank bias: Is deep neural collapse really optimal?
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AI Generated AI Theory Optimization 🏢 Institute of Science and Technology Austria
Deep neural collapse, previously believed optimal, is shown suboptimal in multi-class, multi-layer networks due to a low-rank bias, yielding even lower-rank solutions.
Matrix Denoising with Doubly Heteroscedastic Noise: Fundamental Limits and Optimal Spectral Methods
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AI Generated AI Theory Optimization 🏢 Institute of Science and Technology Austria
Optimal matrix denoising with doubly heteroscedastic noise achieved!
Marrying Causal Representation Learning with Dynamical Systems for Science
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AI Generated AI Theory Representation Learning 🏢 Institute of Science and Technology Austria
This study marries causal representation learning with dynamical systems to enable parameter identification in real-world scientific data, unlocking downstream causal analysis for various applications…