Publications

2026

  1. liu2025convolutional.png
    A convolutional hierarchical deep-learning neural network (C-HiDeNN) framework for non-linear finite element analysis
    Yingjian Liu, Monish Yadav Pabbala, Jiachen Guo, and 4 more authors
    Engineering with Computers, 2026
  2. derive.gif
    Large language model-empowered next-generation computer-aided engineering
    Jiachen Guo, Chanwook Park, Dong Qian, and 2 more authors
    Computer Methods in Applied Mechanics and Engineering, 2026
  3. itd.png
    Geometry-Preserving Reduced-Order Modeling via Immersed Tensor Decomposition (ITD)
    Lei Zhang*, Jiachen Guo*, Guowei He, and 2 more authors
    Computer Methods in Applied Mechanics and Engineering, 2026
    * Equal contribution (co-first authors)
  4. zhang2025multilevel.png
    MultiLevel Variational MultiScale (ML-VMS) framework for large-scale simulation
    Lei Zhang, Jiachen Guo, Shaoqiang Tang, and 2 more authors
    Computer Methods in Applied Mechanics and Engineering, 2026
  5. nagaraja2026multiscale.png
    Multiscale self-consistent cluster modeling of porosity evolution in additive manufactured metals post-processed by ultrasonic nanocrystal surface modification
    Kishore Mysore Nagaraja, Jiachen Guo, Satyajit Mojumder, and 5 more authors
    Journal of Manufacturing Processes, 2026
  6. tang2026cm.png
    CM-GAI: Continuum Mechanistic Generative Artificial Intelligence Theory for Data Dynamics
    Shan Tang, Ziwei Cao, Zhenling Yang, and 4 more authors
    arXiv preprint arXiv:2601.20462, 2026
  7. park2026bayesian.png
    Bayesian Interpolating Neural Network (B-INN): a scalable and reliable Bayesian model for large-scale physical systems
    Chanwook Park, Brian Kim, Jiachen Guo, and 1 more author
    arXiv preprint arXiv:2601.22860, 2026
  8. kumar2026laser.png
    Laser Powder Bed Fusion Melt Pool Dynamics for Different Geometric Variations and Powder Layer Heights: High-Fidelity Multiphysics Modeling vs 2025 NIST Experiments
    Badhon Kumar, Rakibul Islam Kanak, Nishat Sultana, and 4 more authors
    arXiv preprint arXiv:2604.07359, 2026
  9. guo2026interpolating.png
    Interpolating Neural Operator (INO): A Data-Free and Efficient Approach for Learning PDE Solution Operators
    Jiachen Guo, Ye Lu, Naichen Shi, and 2 more authors
    arXiv preprint arXiv:2609.36701, 2026

2025

  1. saha2025understanding.png
    Efficient Calibration Strategy for Crystal Plasticity Constitutive Law to Model Additively Manufactured Alloys
    Sourav Saha, Jiachen Guo, Chanwook Park, and 2 more authors
    Integrating Materials and Manufacturing Innovation, 2025
  2. taps.gif
    Tensor-decomposition-based A Priori Surrogate (TAPS) modeling for ultra large-scale simulations
    Jiachen Guo, Gino Domel, Chanwook Park, and 8 more authors
    Computer Methods in Applied Mechanics and Engineering, 2025
  3. inntd.gif
    Interpolation Neural Network-Tensor Decomposition (INN-TD): a scalable and interpretable approach for large-scale physics-based problems
    Jiachen Guo, Xiaoyu Xie, Chanwook Park, and 5 more authors
    In International Conference on Machine Learning, 2025
  4. nc_inn.gif
    Unifying machine learning and interpolation theory via interpolating neural networks
    Chanwook Park, Sourav Saha, Jiachen Guo, and 9 more authors
    Nature Communications, 2025
  5. hu2025efficient.png
    Efficient GPU-computing simulation platform JAX-PF for differentiable phase field model
    Fanglei Hu, Jiachen Guo, Stephen Niezgoda, and 2 more authors
    arXiv preprint arXiv:2601.06079, 2025

2024

  1. lu2024extended.png
    Extended tensor decomposition model reduction methods: Training, prediction, and design under uncertainty
    Ye Lu, Satyajit Mojumder, Jiachen Guo, and 2 more authors
    Computer Methods in Applied Mechanics and Engineering, 2024
  2. li2024statistical.png
    Statistical parameterized physics-based machine learning digital shadow models for laser powder bed fusion process
    Yangfan Li, Satyajit Mojumder, Ye Lu, and 7 more authors
    Additive Manufacturing, 2024
  3. zhao2024building.png
    Building information extraction and earthquake damage prediction in an old urban area based on UAV oblique photogrammetry
    Yu Zhao, Bo Huang, Zhizhong Zhu, and 2 more authors
    Natural Hazards, 2024
  4. guo2024convolutional.png
    Convolutional Hierarchical Deep Learning Neural Networks-Tensor Decomposition (C-HiDeNN-TD): a scalable surrogate modeling approach for large-scale physical systems
    Jiachen Guo, Chanwook Park, Xiaoyu Xie, and 3 more authors
    In NeurIPS 2024 workshop on Data-driven and Differentiable Simulations, Surrogates, and Solvers, 2024

2023

  1. huang2023introduction.png
    An introduction to kernel and operator learning methods for homogenization by self-consistent clustering analysis
    Owen Huang, Sourav Saha, Jiachen Guo, and 1 more author
    Computational Mechanics, 2023
  2. li2023convolution.png
    Convolution hierarchical deep-learning neural network tensor decomposition (C-HiDeNN-TD) for high-resolution topology optimization
    Hengyang Li, Stefan Knapik, Yangfan Li, and 7 more authors
    Computational Mechanics, 2023
  3. saha2023deep.png
    Deep Learning Discrete Calculus (DLDC): a family of discrete numerical methods by universal approximation for STEM education to frontier research
    Sourav Saha, Chanwook Park, Stefan Knapik, and 3 more authors
    Computational mechanics, 2023
  4. park2023convolution.png
    Convolution hierarchical deep-learning neural network (c-hidenn) with graphics processing unit (gpu) acceleration
    Chanwook Park, Ye Lu, Sourav Saha, and 6 more authors
    Computational Mechanics, 2023
  5. guo2023dynamic.png
    Dynamic centrifuge modeling of a shallow founded structure on layered soft clay considering the hard crust layer
    Jiachen Guo, Linfeng Cao, and Bo Huang
    In 10th International Conference on Physical Modelling in Geotechnics 2022, 2023
  6. zhang2023isogeometric.png
    Isogeometric convolution hierarchical deep-learning neural network: isogeometric analysis with versatile adaptivity
    Lei Zhang, Chanwook Park, Ye Lu, and 8 more authors
    Computer Methods in Applied Mechanics and Engineering, 2023
  7. li2023self.png
    Self-consistent Clustering Analysis-Based Moving Morphable Component (SMMC) Method for Multiscale Topology Optimization
    Yangfan Li, Jiachen Guo, Hengyang Li, and 1 more author
    Acta Mechanica Solida Sinica, 2023
  8. li2023statistical.png
    Statistical parameterized physics-based machine learning digital twin models for laser powder bed fusion process
    Yangfan Li, Satyajit Mojumder, Ye Lu, and 7 more authors
    arXiv preprint arXiv:2311.07821, 2023

2022

  1. pydim.png
    Data-driven discovery of dimensionless numbers and governing laws from scarce measurements
    Xiaoyu Xie, Arash Samaei, Jiachen Guo, and 2 more authors
    Nature communications, 2022

2021

  1. huang2021fragility.png
    Fragility analysis of RC frame structures subjected to obliquely incident seismic waves
    Bo Huang, Jiachen Guo, Kailong Liao, and 1 more author
    Sustainability, 2021

2019

  1. huang2019experimental.png
    Experimental study on the permeability characteristic of fused quartz sand and mixed oil as a transparent soil
    Bo Huang, Chang Guo, Yao Tang, and 2 more authors
    Water, 2019