Search Results for author: Xiaoqing Wang

Found 11 papers, 6 papers with code

Model-Based Reconstruction for Simultaneous Multi-Slice T1 Mapping using Single-Shot Inversion-Recovery Radial FLASH

1 code implementation23 Sep 2019 Xiaoqing Wang, Sebastian Rosenzweig, Nick Scholand, H. Christian M. Holme, Martin Uecker

Validations of the proposed method are performed for a phantom and for the human brain and liver in six healthy adult subjects.

Medical Physics Image and Video Processing

Dynamic Pricing on E-commerce Platform with Deep Reinforcement Learning: A Field Experiment

no code implementations5 Dec 2019 Jiaxi Liu, Yidong Zhang, Xiaoqing Wang, Yuming Deng, Xingyu Wu

Field experiment results suggest that DRCR is a more appropriate reward function than revenue, which is widely used by current literature.

reinforcement-learning Reinforcement Learning (RL)

Physics-based Reconstruction Methods for Magnetic Resonance Imaging

1 code implementation3 Oct 2020 Xiaoqing Wang, Zhengguo Tan, Nick Scholand, Volkert Roeloffs, Martin Uecker

Conventional Magnetic Resonance Imaging (MRI) is hampered by long scan times and only qualitative image contrasts that prohibit a direct comparison between different systems.

Image Reconstruction

WKGM: Weight-K-space Generative Model for Parallel Imaging Reconstruction

1 code implementation8 May 2022 Zongjiang Tu, Die Liu, Xiaoqing Wang, Chen Jiang, Pengwen Zhu, Minghui Zhang, Shanshan Wang, Dong Liang, Qiegen Liu

Deep learning based parallel imaging (PI) has made great progresses in recent years to accelerate magnetic resonance imaging (MRI).

SSL-QALAS: Self-Supervised Learning for Rapid Multiparameter Estimation in Quantitative MRI Using 3D-QALAS

no code implementations28 Feb 2023 Yohan Jun, Jaejin Cho, Xiaoqing Wang, Michael Gee, P. Ellen Grant, Berkin Bilgic, Borjan Gagoski

Conclusion: The proposed SSL-QALAS method enabled rapid reconstruction of multiparametric maps from 3D-QALAS measurements without an external dictionary or labeled ground-truth training data.

Self-Supervised Learning Transfer Learning

Zero-DeepSub: Zero-Shot Deep Subspace Reconstruction for Rapid Multiparametric Quantitative MRI Using 3D-QALAS

1 code implementation4 Jul 2023 Yohan Jun, Yamin Arefeen, Jaejin Cho, Shohei Fujita, Xiaoqing Wang, P. Ellen Grant, Borjan Gagoski, Camilo Jaimes, Michael S. Gee, Berkin Bilgic

Using an ISMRM/NIST system phantom, the accuracy and reproducibility of the T1 and T2 maps estimated using the proposed methods were evaluated by comparing them with reference techniques.

Improved Multi-Shot Diffusion-Weighted MRI with Zero-Shot Self-Supervised Learning Reconstruction

1 code implementation9 Aug 2023 Jaejin Cho, Yohan Jun, Xiaoqing Wang, Caique Kobayashi, Berkin Bilgic

In this study, we introduce a novel msEPI reconstruction approach called zero-MIRID (zero-shot self-supervised learning of Multi-shot Image Reconstruction for Improved Diffusion MRI).

Image Reconstruction Self-Supervised Learning

Cannot find the paper you are looking for? You can Submit a new open access paper.