Dr. Molly D. Wong Profile

Dr. Molly D. Wong

PhD Student at Univ of Oklahoma

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Author

Publications (14)

Proceedings Article | 12 March 2024 Poster + Paper

Assessing detectability improvement of a self-supervised noise reduction algorithm for phase-sensitive breast tomosynthesis phantom images

Jared Nelson, Xuxin Chen, Yuhua Li, Farid Omoumi, Molly Donovan Wong, Hong Liu

Proceedings Volume 12843, 1284309 (2024) https://doi.org/10.1117/12.3004490

KEYWORDS: Denoising, Aluminum, Image processing, Breast, Tomosynthesis, X-rays, Image quality, Education and training, X-ray imaging, Mammography

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Proceedings Article | 22 May 2020 Paper

Initial results from a high-energy x-ray inline phase sensitive breast tomosynthesis (PBT) prototype system

Muhammad Ghani, Laurie Fajardo, Farid Omoumi, Molly Wong, Yuhua Li, Xizeng Wu, Hong Liu

Proceedings Volume 11513, 115131Q (2020) https://doi.org/10.1117/12.2563785

KEYWORDS: X-rays, Breast, Prototyping, Tissues, X-ray imaging, Imaging systems, Phase contrast, Radiology, Breast imaging, Mammography

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Proceedings Article | 16 March 2020 Paper

Objective characterization of an in-line phase sensitive imaging prototype using a mid-energy beam

Bradley Gregory, M. Ghani, F. Omoumi, Y. Li, M. Wong, X. Wu, B. Zheng, H. Liu

Proceedings Volume 11312, 1131252 (2020) https://doi.org/10.1117/12.2549449

KEYWORDS: Modulation transfer functions, Sensors, X-ray imaging, Signal to noise ratio, Spatial frequencies, Prototyping, X-rays, Image quality, Imaging systems, Phase retrieval

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Proceedings Article | 3 March 2020 Paper

The feasibility of utilizing the mid-energy in-line phase-contrast imaging system in the breast x-ray imaging

Farid Omoumi, Muhammad Ghani, Molly Wong, Yuchen Qiu, Yuhua Li, Hong Liu

Proceedings Volume 11241, 1124114 (2020) https://doi.org/10.1117/12.2552515

KEYWORDS: Imaging systems, X-ray imaging, Breast, X-rays, Mammography, Image quality, Breast cancer, Phase contrast

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Proceedings Article | 19 February 2018 Paper

Conventional and phase contrast x-ray imaging techniques and ultrasound imaging method in breast tumor detection: initial comparison studies using phantom

Yuran Guo, Di Wu, Farid Omoumi, Yuhua Li, Molly Donovan Wong, Muhammad Ghani, Bin Zheng, Hong Liu

Proceedings Volume 10495, 1049513 (2018) https://doi.org/10.1117/12.2288555

KEYWORDS: Phase contrast, Ultrasonography, Breast, X-ray imaging, Mammography, X-rays, Breast cancer, Imaging systems, Prototyping, Tissues

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Proceedings Article | 20 February 2017 Presentation + Paper

Measurements of gold nanoparticle concentration with K-shell x-ray fluorescence spectrum

Di Wu, Molly Wong, Yuhua Li, Muhammad Ghani, Bin Zheng, Wei Chen, Hong Liu

Proceedings Volume 10065, 100650M (2017) https://doi.org/10.1117/12.2257147

KEYWORDS: Luminescence, Gold, X-ray fluorescence spectroscopy, Photons, X-rays, Nanoparticles, Collimators, Lead, Scattering, Optical filters

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Proceedings Article | 20 February 2017 Presentation + Paper

Detectability comparison of simulated objects within a dense breast phantom using high energy x-ray phase sensitive and conventional imaging systems

Muhammad Ghani, Molly Wong, Di Wu, Bin Zheng, Wei Chen, Laurie Fajardo, Xizeng Wu, Hong Liu

Proceedings Volume 10065, 100650K (2017) https://doi.org/10.1117/12.2252447

KEYWORDS: Breast, X-ray imaging, Mammography, X-rays, Tissues, Prototyping, Phase contrast, Imaging systems, Sensors, Tumors

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Proceedings Article | 30 March 2016 Paper

Quantitative imaging of the microbubble concentrations by using an in-line phase contrast tomosynthesis prototype: a preliminary phantom study

Di Wu, Muhammad Ghani, Molly Wong, Yuhua Li, Kai Yang, Wei Chen, Bin Zheng, Hong Liu

Proceedings Volume 9783, 97835L (2016) https://doi.org/10.1117/12.2216661

KEYWORDS: Phase contrast, Imaging systems, Prototyping, Tissues, Optical filters, Copper, Lead, Aluminum, X-rays, Breast, X-ray imaging, Neodymium

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Proceedings Article | 30 March 2016 Paper

Quantitative comparison of spatial resolution in step-and-shoot and continuous motion digital breast tomosynthesis

Muhammad Ghani, Di Wu, Molly Wong, Liqiang Ren, Bin Zheng, Kai Yang, Xizeng Wu, Hong Liu

Proceedings Volume 9783, 97836D (2016) https://doi.org/10.1117/12.2216102

KEYWORDS: Digital breast tomosynthesis, Spatial resolution, Modulation transfer functions, Prototyping, Sensors, X-ray detectors, X-rays, Phase contrast, X-ray imaging, X-ray sources, Mammography, Metals, Reconstruction algorithms, Breast, Spatial frequencies

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Proceedings Article | 9 March 2015 Paper

DQE characterization of a high-energy in-line phase contrast prototype under different kVp and beam filtration

Di Wu, Molly Wong, Yuhua Li, Wei Chen, Xizeng Wu, Hong Liu

Proceedings Volume 9324, 932418 (2015) https://doi.org/10.1117/12.2082947

KEYWORDS: Modulation transfer functions, X-rays, Optical filters, Aluminum, Prototyping, Molybdenum, Phase contrast, Rhodium, Imaging systems, Signal to noise ratio

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Proceedings Article | 23 February 2010 Paper

Image quality comparison of high-energy phase contrast x-ray images with low-energy conventional images: phantom studies

Molly Wong, Xizeng Wu, Hong Liu

Proceedings Volume 7563, 756305 (2010) https://doi.org/10.1117/12.844252

KEYWORDS: Image quality, Phase contrast, X-rays, X-ray imaging, Mammography, Tissues, Image enhancement, Signal attenuation, Sensors, Imaging systems

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SPIE Journal Paper | 1 October 2009

Optimizing photon fluence measurements for the accurate determination of detective quantum efficiency

Molly Wong, Da Zhang, John Rong, Xizeng Wu, Hong Liu

JEI, Vol. 18, Issue 04, 043010, (October 2009) https://doi.org/10.1117/12.10.1117/1.3268363

KEYWORDS: Error analysis, X-rays, Ions, X-ray imaging, Sensors, Imaging systems, Modulation transfer functions, Quantum efficiency, X-ray detectors, Signal to noise ratio

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Proceedings Article | 12 February 2009 Paper

Error analysis in the measurement of x-ray photon fluence: an analysis on the uncertainty from energy calibration

Da Zhang, Xizeng Wu, Molly Wong, Yongshen Ni, John Rong, Wei Chen, Hong Liu

Proceedings Volume 7176, 71760I (2009) https://doi.org/10.1117/12.810538

KEYWORDS: Calibration, X-rays, Error analysis, Uncertainty analysis, Spectral calibration, Absorption, Spectroscopy, Sensors, Radio propagation, X-ray detectors

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Proceedings Article | 7 February 2007 Paper

The characterization of a phase contrast x-ray imaging prototype

Molly Donovan, Da Zhang, Wei Chen, Hong Liu

Proceedings Volume 6436, 643608 (2007) https://doi.org/10.1117/12.712739

KEYWORDS: X-ray imaging, Image quality, Imaging systems, Error analysis, Signal attenuation, Prototyping, Image analysis, Tissues, X-ray technology, Sensors

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Showing 5 of 14 publications

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