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Sicong Huang

5 accepted papers

2023

Efficient Parametric Approximations of Neural Network Function Space Distance

ICML 2023poster

It is often useful to compactly summarize important properties of model parameters and training data so that they can be used later without storing and/or iterating over the entire dataset. As a specific case, we consider estimating the Function Space Distance (FSD) over a training set, i.e. the ave…

Cited by 6SourcePDFScholar
2022

Improving Mutual Information Estimation with Annealed and Energy-Based Bounds

ICLR 2022poster

Mutual information (MI) is a fundamental quantity in information theory and machine learning. However, direct estimation of MI is intractable, even if the true joint probability density for the variables of interest is known, as it involves estimating a potentially high-dimensional log partition fun…

2020

Evaluating Lossy Compression Rates of Deep Generative Models

ICML 2020poster

The field of deep generative modeling has succeeded in producing astonishingly realistic-seeming images and audio, but quantitative evaluation remains a challenge. Log-likelihood is an appealing metric due to its grounding in statistics and information theory, but it can be challenging to estimate f…

2019

TimbreTron: A WaveNet(CycleGAN(CQT(Audio))) Pipeline for Musical Timbre Transfer

ICLR 2019poster

In this work, we address the problem of musical timbre transfer, where the goal is to manipulate the timbre of a sound sample from one instrument to match another instrument while preserving other musical content, such as pitch, rhythm, and loudness. In principle, one could apply image-based style t…

Cited by 146SourcePDFScholar
2018

Unsupervised Cipher Cracking Using Discrete GANs

ICLR 2018poster

This work details CipherGAN, an architecture inspired by CycleGAN used for inferring the underlying cipher mapping given banks of unpaired ciphertext and plaintext. We demonstrate that CipherGAN is capable of cracking language data enciphered using shift and Vigenere ciphers to a high degree of fide…