Ke Li

发表

Noise characteristics of CT perfusion imaging: how does noise propagate from source images to final perfusion maps?

Guang-Hong Chen, Ke Li, Guang-Hong Chen, 2016, SPIE Medical Imaging.

Statistical model based iterative reconstruction (MBIR) in clinical CT systems. Part II. Experimental assessment of spatial resolution performance.

Guang-Hong Chen, Ke Li, J. Garrett, 2014, Medical physics.

Grating-based phase contrast tomosynthesis imaging: proof-of-concept experimental studies.

Guang-Hong Chen, J. Zambelli, Ke Li, 2013, Medical physics.

Diagnosis of Coronavirus Disease 2019 Pneumonia by Using Chest Radiography: Value of Artificial Intelligence

Guang-Hong Chen, Ran Zhang, Zhihua Qi, 2020, Radiology.

Reduced anatomical clutter in digital breast tomosynthesis with statistical iterative reconstruction.

Ke Li, Guang-Hong Chen, Yinsheng Li, 2018, Medical physics.

Anatomical background noise power spectrum in differential phase contrast and dark field contrast mammograms.

Ke Li, Guang-Hong Chen, Yongshuai Ge, 2014, Medical physics.

Spatial resolution characterization of differential phase contrast CT systems via modulation transfer function (MTF) measurements

Guang-Hong Chen, J. Zambelli, Ke Li, 2013, Physics in medicine and biology.

CT Image Quality Characterization

Guang-Hong Chen, Ke Li, 2019 .

Time-resolved C-arm cone beam CT angiography (TR-CBCTA) imaging from a single short-scan C-arm cone beam CT acquisition with intra-arterial contrast injection

Ke Li, Guang-Hong Chen, Sebastian Schafer, 2018, Physics in medicine and biology.

Hi-Res scan mode in clinical MDCT systems: Experimental assessment of spatial resolution performance.

Guang-Hong Chen, Jiang Hsieh, Ke Li, 2016, Medical physics.

An experimental method to directly measure DQE(k) at k = 0 for 2D x-ray imaging systems

Guang-Hong Chen, Ke Li, Ran Zhang, 2019, Physics in medicine and biology.

Ultra-low-dose limited renal CT for volumetric stone surveillance: advantages over standard unenhanced CT

Guang-Hong Chen, Ke Li, S. Nakada, 2018, Abdominal Radiology.

Influence of radiation dose and reconstruction algorithm in MDCT assessment of airway wall thickness: A phantom study.

Guang-Hong Chen, Ke Li, S. Nagle, 2015, Medical physics.

Impact of bowtie filter and object position on the two-dimensional noise power spectrum of a clinical MDCT system.

J. Hsieh, Guang-Hong Chen, Ke Li, 2016, Medical physics.

Sub-milliSievert (sub-mSv) CT colonography: a prospective comparison of image quality and polyp conspicuity at reduced-dose versus standard-dose imaging

David H. Kim, Guang-Hong Chen, Jie Tang, 2015, European Radiology.

Accuracy of weighted CTDI in estimating average dose delivered to CTDI phantoms: An experimental study.

Ke Li, Kevin Treb, 2020, Medical physics.

Can conclusions drawn from phantom-based image noise assessments be generalized to in vivo studies for the nonlinear model-based iterative reconstruction method?

J. Hsieh, Guang-Hong Chen, Ke Li, 2016, Medical physics.

Multi-Site Multi-Vendor Validation of a Quantitative MRI and CT Compatible Fat Phantom.

S. Reeder, X. Duan, I. Kamel, 2021, Medical physics.

Enlarging the longitudinal coverage of a prototype C-arm photon counting CT system for image-guided interventions

Ke Li, P. Laeseke, Ran Zhang, 2022, Medical Imaging.

Learning to Reconstruct Computed Tomography Images Directly From Sinogram Data Under A Variety of Data Acquisition Conditions

Ke Li, Yinsheng Li, Guang-Hong Chen, 2019, IEEE Transactions on Medical Imaging.

An experimental method to directly measure DQE(k) at k = 0 for 2D x-ray imaging systems

Kuan-Ching Li, Guang-Hong Chen, Ke Li, 2019, Physics in medicine and biology.

Is high sensitivity always desirable for a grating-based differential phase contrast imaging system?

Guang-Hong Chen, Ke Li, Ran Zhang, 2019, Medical physics.

An analytical model of energy response function for CdTe-based photon counting detectors with inter-pixel communication for anti-coincidence corrections

Guang-Hong Chen, Ke Li, Ran Zhang, 2022, Medical Imaging.

Correlation between human observer performance and model observer performance in differential phase contrast CT.

Guang-Hong Chen, Ke Li, John Garrett, 2013, Medical physics.

Quantitative lung perfusion blood volume (PBV) using dual energy CT (DECT)-based effective atomic number (Zeff ) imaging.

T. Grist, Guang-Hong Chen, Z. Qi, 2021, Medical physics.

X-ray phase sensitive imaging methods: basic physical principles and potential medical applications.

Ke Li, Guang-Hong Chen, Zhihua Qi, 2010, Current medical imaging reviews.

An experimental method to correct low-frequency concentric artifacts in photon counting CT

Ke Li, Ran Zhang, A. Dingle, 2021, Physics in medicine and biology.

Dual Energy Differential Phase Contrast CT (DE-DPC-CT) Imaging

Guang-Hong Chen, Ke Li, Xu Ji, 2020, IEEE Transactions on Medical Imaging.

Impact of anti-charge sharing on the zero-frequency detective quantum efficiency of CdTe-based photon counting detector system: cascaded systems analysis and experimental validation

Ke Li, Guang-Hong Chen, Ran Zhang, 2018, Physics in medicine and biology.

Dynamic PET imaging with ultra-low-activity of 18F-FDG: unleashing the potential of total-body PET

Ke Li, W. Cai, X. Lan, 2021, European Journal of Nuclear Medicine and Molecular Imaging.

Multicontrast x-ray computed tomography imaging using Talbot-Lau interferometry without phase stepping.

Guang-Hong Chen, Zhihua Qi, Nicholas Bevins, 2011, Medical physics.

Scaling law for noise variance and spatial resolution in differential phase contrast computed tomography.

Ke Li, Guang-Hong Chen, Zhihua Qi, 2010, Medical physics.

K-edge energy-based calibration method for photon counting detectors

Guang-Hong Chen, Ke Li, Yongshuai Ge, 2017, Physics in medicine and biology.

Statistical model based iterative reconstruction (MBIR) in clinical CT systems: experimental assessment of noise performance.

Ke Li, Guang-Hong Chen, Jie Tang, 2014, Medical physics.

Correction of data truncation artifacts in differential phase contrast (DPC) tomosynthesis imaging

Ke Li, Guang-Hong Chen, Yongshuai Ge, 2015, Physics in medicine and biology.

Differential phase contrast tomosynthesis imaging

Guang-Hong Chen, Nicholas Bevins, Ke Li, 2012, Medical Imaging.

Quantification of Liver Fat Content With Unenhanced MDCT: Phantom and Clinical Correlation With MRI Proton Density Fat Fraction.

Ke Li, Scott B Reeder, Perry J Pickhardt, 2018, AJR. American journal of roentgenology.

Task-driven optimization of the non-spectral mode of photon counting CT for intracranial hemorrhage assessment

Guang-Hong Chen, Ke Li, Xu Ji, 2019, Physics in medicine and biology.

C-arm cone beam CT perfusion imaging using the SMART-RECON algorithm to improve temporal sampling density and temporal resolution

Kai Niu, Guang-Hong Chen, Ke Li, 2016, SPIE Medical Imaging.

Quantitative accuracy of CT numbers: Theoretical analyses and experimental studies

Ran Zhang, Ke Li, John W. Hayes, 2018, Medical physics.

Low-dose cone-beam CT via raw counts domain low-signal correction schemes: Performance assessment and task-based parameter optimization (Part II. Task-based parameter optimization).

Guang-Hong Chen, Ke Li, Daniel Gomez-Cardona, 2018, Medical physics.

Impact of radiation dose level on CT number accuracy in photon counting CT

Guang-Hong Chen, Ran Zhang, Daniel Gomez-Cardona, 2018, Medical Imaging.

Diagnosis of COVID-19 Pneumonia Using Chest Radiography: Value of Artificial Intelligence

S. Reeder, Guang-Hong Chen, Z. Qi, 2020 .

Prospective Evaluation of Reduced Dose Computed Tomography for the Detection of Low-Contrast Liver Lesions: Direct Comparison with Concurrent Standard Dose Imaging

Ke Li, Guang-Hong Chen, Meghan G. Lubner, 2017, European Radiology.

An Enhanced SMART-RECON Algorithm for Time-Resolved C-Arm Cone-Beam CT Imaging

Guang-Hong Chen, Ke Li, Yinsheng Li, 2019, IEEE Transactions on Medical Imaging.

Statistical properties of cerebral CT perfusion imaging systems. Part II. Deconvolution-based systems.

Guang-Hong Chen, Ke Li, 2019, Medical physics.

Prior Image Constrained Compressed Sensing Metal Artifact Reduction (PICCS-MAR): 2D and 3D Image Quality Improvement with Hip Prostheses at CT Colonography

Ke Li, Guang-Hong Chen, Utaroh Motosugi, 2016, European Radiology.

Anomalous edge response of cadmium telluride-based photon counting detectors jointly caused by high-flux radiation and inter-pixel communication

Ke Li, Xu Ji, Kevin Treb, 2021, Physics in medicine and biology.

Studies of signal estimation bias in grating‐based x‐ray multicontrast imaging

Guang-Hong Chen, Ran Zhang, Xu Ji, 2017, Medical physics.

Grating based x-ray differential phase contrast imaging without mechanical phase stepping.

Ke Li, Guang-Hong Chen, Yongshuai Ge, 2014, Optics express.

Development of an Integrated C-Arm Interventional Imaging System With a Strip Photon Counting Detector and a Flat Panel Detector

Sebastian Schafer, Ran Zhang, Xu Ji, 2021, IEEE Transactions on Medical Imaging.

High Pitch Helical CT Reconstruction

Guang-Hong Chen, Jiang Hsieh, Ke Li, 2021, IEEE Transactions on Medical Imaging.

Modified ideal observer model (MIOM) for high‐contrast and high‐spatial resolution CT imaging tasks

Ke Li, Timothy Szczykutowicz, John Garrett, 2017, Medical physics.

Statistical model based iterative reconstruction in clinical CT systems. Part III. Task-based kV/mAs optimization for radiation dose reduction.

Guang-Hong Chen, Daniel Gomez-Cardona, Ke Li, 2015, Medical physics.

Imaging task-based optimal kV and mA selection for CT radiation dose reduction: from filtered backprojection (FBP) to statistical model based iterative reconstruction (MBIR)

Ke Li, Guang-Hong Chen, Daniel Gomez-Cardona, 2015, Medical Imaging.

Statistical properties of cerebral CT perfusion imaging systems. Part I. Cerebral blood volume maps generated from nondeconvolution-based systems.

Ke Li, Guang-Hong Chen, Charles M. Strother, 2019, Medical physics.

A quality-checked and physics-constrained deep learning method to estimate material basis images from single-kV contrast-enhanced chest CT scans

T. Grist, Guang-Hong Chen, Z. Qi, 2023, Medical physics.

Impact of noise reduction schemes on quantitative accuracy of CT numbers.

Guang-Hong Chen, Ke Li, Ran Zhang, 2019, Medical physics.

First clinical experience of 106 cm, long axial field-of-view (LAFOV) PET/CT: an elegant balance between standard axial (23 cm) and total-body (194 cm) systems

Ke Li, W. Cai, X. Lan, 2021, European Journal of Nuclear Medicine and Molecular Imaging.