114 citations · 354 across the 39 of their papers we have counts for
Showing 2015Show all
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physics.med-ph2015★ 5 cited
Projected Iterative Soft-thresholding Algorithm for Tight Frames in Compressed Sensing Magnetic Resonance Imaging
Yunsong Liu, Zhifang Zhan, Jian-Feng Cai +3
Compressed sensing has shown great potentials in accelerating magnetic resonance imaging. Fast image reconstruction and high image quality are two main issues faced by this new tec…
cs.IT2015★ 2 cited
Robust recovery of complex exponential signals from random Gaussian projections via low rank Hankel matrix reconstruction
Jian-Feng Cai, Xiaobo Qu, Weiyu Xu +1
This paper explores robust recovery of a superposition of distinct complex exponential functions from a few random Gaussian projections. We assume that the signal of interest i…
cs.CV2015★ 17 cited
Fast Multi-class Dictionaries Learning with Geometrical Directions in MRI Reconstruction
Zhifang Zhan, Jian-Feng Cai, Di Guo +3
Objective: Improve the reconstructed image with fast and multi-class dictionaries learning when magnetic resonance imaging is accelerated by undersampling the k-space data. Methods…