Search Results for author: Wanyu Bian

Found 7 papers, 3 papers with code

Multi-task Magnetic Resonance Imaging Reconstruction using Meta-learning

no code implementations29 Mar 2024 Wanyu Bian, Albert Jang, Fang Liu

Using single-task deep learning methods to reconstruct Magnetic Resonance Imaging (MRI) data acquired with different imaging sequences is inherently challenging.

Meta-Learning Multi-Task Learning

Diffusion Modeling with Domain-conditioned Prior Guidance for Accelerated MRI and qMRI Reconstruction

no code implementations2 Sep 2023 Wanyu Bian, Albert Jang, Fang Liu

Our method is applied to multi-coil MRI and quantitative MRI reconstruction, leveraging the domain-conditioned diffusion model within the frequency and parameter domains.

Denoising MRI Reconstruction

Optimization-Based Deep learning methods for Magnetic Resonance Imaging Reconstruction and Synthesis

1 code implementation2 Mar 2023 Wanyu Bian

This dissertation is devoted to provide advanced nonconvex nonsmooth variational models of (Magnetic Resonance Image) MRI reconstruction, efficient learnable image reconstruction algorithms and parameter training algorithms that improve the accuracy and robustness of the optimization-based deep learning methods for compressed sensing MRI reconstruction and synthesis.

Meta-Learning MRI Reconstruction

A Learnable Variational Model for Joint Multimodal MRI Reconstruction and Synthesis

no code implementations8 Apr 2022 Wanyu Bian, Qingchao Zhang, Xiaojing Ye, YunMei Chen

In this paper, we propose a novel deep-learning model for joint reconstruction and synthesis of multi-modal MRI using incomplete k-space data of several source modalities as inputs.

Anatomy Bilevel Optimization +1

An Optimization-Based Meta-Learning Model for MRI Reconstruction with Diverse Dataset

no code implementations2 Oct 2021 Wanyu Bian, YunMei Chen, Xiaojing Ye, Qingchao Zhang

In this model, the learnable regularization function contains a task-invariant common feature encoder and task-specific learner represented by a shallow network.

Bilevel Optimization Meta-Learning +2

An Optimal Control Framework for Joint-channel Parallel MRI Reconstruction without Coil Sensitivities

1 code implementation20 Sep 2021 Wanyu Bian, YunMei Chen, Xiaojing Ye

We cast the reconstruction network as a structured discrete-time optimal control system, resulting in an optimal control formulation of parameter training where the parameters of the objective function play the role of control variables.

MRI Reconstruction

Deep Parallel MRI Reconstruction Network Without Coil Sensitivities

1 code implementation4 Aug 2020 Wanyu Bian, Yun-Mei Chen, Xiaojing Ye

We propose a novel deep neural network architecture by mapping the robust proximal gradient scheme for fast image reconstruction in parallel MRI (pMRI) with regularization function trained from data.

MRI Reconstruction

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