Search Results for author: Xinling Yu

Found 7 papers, 1 papers with code

Real-Time FJ/MAC PDE Solvers via Tensorized, Back-Propagation-Free Optical PINN Training

no code implementations31 Dec 2023 Yequan Zhao, Xian Xiao, Xinling Yu, Ziyue Liu, Zhixiong Chen, Geza Kurczveil, Raymond G. Beausoleil, Zheng Zhang

Despite the ultra-high speed of optical neural networks, training a PINN on an optical chip is hard due to (1) the large size of photonic devices, and (2) the lack of scalable optical memory devices to store the intermediate results of back-propagation (BP).

Tensor-Compressed Back-Propagation-Free Training for (Physics-Informed) Neural Networks

no code implementations18 Aug 2023 Yequan Zhao, Xinling Yu, Zhixiong Chen, Ziyue Liu, Sijia Liu, Zheng Zhang

Backward propagation (BP) is widely used to compute the gradients in neural network training.

DeepOHeat: Operator Learning-based Ultra-fast Thermal Simulation in 3D-IC Design

no code implementations25 Feb 2023 Ziyue Liu, Yixing Li, Jing Hu, Xinling Yu, Shinyu Shiau, Xin Ai, Zhiyu Zeng, Zheng Zhang

In this paper, for the first time, we propose DeepOHeat, a physics-aware operator learning framework to predict the temperature field of a family of heat equations with multiple parametric or non-parametric design configurations.

Operator learning

PIFON-EPT: MR-Based Electrical Property Tomography Using Physics-Informed Fourier Networks

no code implementations23 Feb 2023 Xinling Yu, José E. C. Serrallés, Ilias I. Giannakopoulos, Ziyue Liu, Luca Daniel, Riccardo Lattanzi, Zheng Zhang

PIFON-EPT is the first method that can simultaneously reconstruct EP and transmit fields from incomplete noisy MR measurements, providing new opportunities for EPT research.

Denoising

MR-Based Electrical Property Reconstruction Using Physics-Informed Neural Networks

no code implementations23 Oct 2022 Xinling Yu, José E. C. Serrallés, Ilias I. Giannakopoulos, Ziyue Liu, Luca Daniel, Riccardo Lattanzi, Zheng Zhang

Electrical properties (EP), namely permittivity and electric conductivity, dictate the interactions between electromagnetic waves and biological tissue.

TT-PINN: A Tensor-Compressed Neural PDE Solver for Edge Computing

no code implementations4 Jul 2022 Ziyue Liu, Xinling Yu, Zheng Zhang

Physics-informed neural networks (PINNs) have been increasingly employed due to their capability of modeling complex physics systems.

Edge-computing

When and why PINNs fail to train: A neural tangent kernel perspective

1 code implementation28 Jul 2020 Sifan Wang, Xinling Yu, Paris Perdikaris

In this work, we aim to investigate these questions through the lens of the Neural Tangent Kernel (NTK); a kernel that captures the behavior of fully-connected neural networks in the infinite width limit during training via gradient descent.

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