Search Results for author: Feng Bao

Found 10 papers, 5 papers with code

Improving the Expressive Power of Deep Neural Networks through Integral Activation Transform

no code implementations19 Dec 2023 Zezhong Zhang, Feng Bao, Guannan Zhang

The impressive expressive power of deep neural networks (DNNs) underlies their widespread applicability.

Diffusion-Model-Assisted Supervised Learning of Generative Models for Density Estimation

no code implementations22 Oct 2023 Yanfang Liu, Minglei Yang, Zezhong Zhang, Feng Bao, Yanzhao Cao, Guannan Zhang

Unlike existing diffusion models that train neural networks to learn the score function, we develop a training-free score estimation method.

Density Estimation

An Ensemble Score Filter for Tracking High-Dimensional Nonlinear Dynamical Systems

1 code implementation2 Sep 2023 Feng Bao, Zezhong Zhang, Guannan Zhang

A major drawback of existing filtering methods, e. g., particle filters or ensemble Kalman filters, is the low accuracy in handling high-dimensional and highly nonlinear problems.

TransNet: Transferable Neural Networks for Partial Differential Equations

no code implementations27 Jan 2023 Zezhong Zhang, Feng Bao, Lili Ju, Guannan Zhang

Transfer learning for partial differential equations (PDEs) is to develop a pre-trained neural network that can be used to solve a wide class of PDEs.

Transfer Learning

Convergence Analysis for Training Stochastic Neural Networks via Stochastic Gradient Descent

1 code implementation17 Dec 2022 Richard Archibald, Feng Bao, Yanzhao Cao, Hui Sun

In this paper, we carry out numerical analysis to prove convergence of a novel sample-wise back-propagation method for training a class of stochastic neural networks (SNNs).

A Kernel Learning Method for Backward SDE Filter

no code implementations25 Jan 2022 Richard Archibald, Feng Bao

In this paper, we develop a kernel learning backward SDE filter method to estimate the state of a stochastic dynamical system based on its partial noisy observations.

Bayesian Inference

Disentangled Variational Information Bottleneck for Multiview Representation Learning

1 code implementation17 May 2021 Feng Bao

Multiview data contain information from multiple modalities and have potentials to provide more comprehensive features for diverse machine learning tasks.

Disentanglement

A Backward SDE Method for Uncertainty Quantification in Deep Learning

no code implementations28 Nov 2020 Richard Archibald, Feng Bao, Yanzhao Cao, He Zhang

We develop a probabilistic machine learning method, which formulates a class of stochastic neural networks by a stochastic optimal control problem.

BIG-bench Machine Learning Uncertainty Quantification

A Two-Stage Approach to Device-Robust Acoustic Scene Classification

1 code implementation3 Nov 2020 Hu Hu, Chao-Han Huck Yang, Xianjun Xia, Xue Bai, Xin Tang, Yajian Wang, Shutong Niu, Li Chai, Juanjuan Li, Hongning Zhu, Feng Bao, Yuanjun Zhao, Sabato Marco Siniscalchi, Yannan Wang, Jun Du, Chin-Hui Lee

To improve device robustness, a highly desirable key feature of a competitive data-driven acoustic scene classification (ASC) system, a novel two-stage system based on fully convolutional neural networks (CNNs) is proposed.

Acoustic Scene Classification Classification +4

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