Geoff Dougherty

Professor

California State University Channel Islands

United States

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About

Geoff Dougherty is a Professor at California State University Channel Islands, USA. His research focuses on computed tomography (CT) imaging, specifically in areas such as image quality assessment, noise measurement, and dose estimation. Recent work includes automated methods for evaluating contrast-to-noise ratios and the impact of various materials in radiotherapy applications.

Articles (13)

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2025

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2025

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2023

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2023

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2023

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2022

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2022

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2022

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2021

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2021

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2021

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2021

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2020

Collaborators (2)

Toshioh Fujibuchi

Kyushu University

JAPAN

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Kosuke Matsubara

Professor

Kanazawa University

JAPAN

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Geoff Dougherty

Research Interests

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Articles (13)

Automated Task-Transfer Function Measurement for CT Image Quality Assessment Based on AAPM TG 233

Performance of A Statistical-Based Automatic Contrast-to-Noise Ratio Measurement on Images of the ACR CT Phantom

A method for quantification of noise non-uniformity in computed tomography images: A computational study

An improvement of the computational effective diameter measurement in thoracic computed tomography examinations

A system to investigate and adjust profile pattern of computed tomography dose index along the longitudinal-axis

Impact of Iterative Bilateral Filtering on the Noise Power Spectrum of Computed Tomography Images

Computational phantoms for investigating impact of noise magnitude on modulation transfer function

Effect of variation of silicone rubber RTV 52 and bluesil catalyst 60 R composition on bolus material for electron beam radiotherapy application

An improved method for automated calculation of the water-equivalent diameter for estimating size-specific dose in CT

An improved method of automated noise measurement system in ct images

Automated procedure for slice thickness verification of computed tomography images: Variations of slice thickness, position from iso-center, and reconstruction filter

Automatic validation of the gantry tilt in a computed tomography scanner using a head polymethyl methacrylate phantom

An artifact-free thyroid shield in CT examination: A phantom study

Collaborators (2)

Toshioh Fujibuchi

Kosuke Matsubara

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