Results 141 to 150 of about 19,283,190 (228)

Accelerated Free-Breathing 5D Multi-Echo Respiratory Motion-Resolved R2*, PDFF, and QSM Using Novel Composite Total Variation. [PDF]

Med Image Comput Comput Assist Interv
Kang M, Alus O, Kee Y.
europepmc   +1 more source

Neural network model assisted Fourier ptychography with Zernike aberration recovery and total variation constraint. [PDF]

J Biomed Opt, 2021
Zhang Y, Liu Y, Jiang S, Dixit K, Song P, Zhang X, Ji X, Li X.   +7 more
europepmc   +1 more source

HDTV: a high-order directional total variation reconstruction algorithm from sparse and limited-angle data in electron paramagnetic resonance imaging. [PDF]

Quant Imaging Med Surg
Zhang Y, Liu P, Fang C, Xi Y, Qiao Z.
europepmc   +1 more source

Computed tomography ring artifact correction method with super-pixel segmentation and adaptive relative total variation. [PDF]

Quant Imaging Med Surg
Li N, Yin Y, Zhao J, Xia J.
europepmc   +1 more source

An Image Enhancement Algorithm Based on Fractional-Order Phase Stretch Transform and Relative Total Variation. [PDF]

Comput Intell Neurosci, 2021
Wang W, Jia Y, Wang Q, Xu P.
europepmc   +1 more source

Spectral weighted sparse unmixing based on adaptive total variation and low-rank constraints. [PDF]

Sci Rep
Xu C.
europepmc   +1 more source

Ant Colony-Based Hyperparameter Optimisation in Total Variation Reconstruction in X-ray Computed Tomography. [PDF]

Sensors (Basel), 2021
Lohvithee M, Sun W, Chretien S, Soleimani M.   +3 more
europepmc   +1 more source

Smooth dynamic <i>T₂ ^*</i> mapping in fMRI based on a novel, total variation-minimizing algorithm for efficient multi-echo BOLD time series denoising with high signal-to-noise and contrast-to-noise ratios. [PDF]

Front Neurosci
Michálek J, Mikl M.
europepmc   +1 more source

Magnetic resonance image reconstruction based on image decomposition constrained by total variation and tight frame. [PDF]

J Appl Clin Med Phys
Wang G, Zhang X, Guo L.
europepmc   +1 more source

Poisson noisy image restoration via overlapping group sparse and nonconvex second-order total variation priors. [PDF]

PLoS One, 2021
Jon K, Liu J, Lv X, Zhu W.
europepmc   +1 more source