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Scopus Author ID: 7006524139

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Employment (1)

University of Houston: Houston, TX, US

2011 to present (Biomdical Engineering)
Employment
Source: Self-asserted source
Howard Gifford

Education and qualifications (2)

University of Massachusetts Chan Medical School: Worcester, MA, US

Postdoc (Nuclear Medicine)
Qualification
Source: Self-asserted source
Howard Gifford

University of Arizona: Tucson, AZ, US

Ph.D. (Applied Mathematics)
Education
Source: Self-asserted source
Howard Gifford

Works (50 of 138)

Items per page:
Page 1 of 3

Multi-modality GLCM image texture feature for segmentation and tissue classification

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2023 | Conference paper
DOI: 10.1117/12.2659078
EID:

2-s2.0-85160744237

Part of ISBN: 9781510660311
Part of ISSN: 16057422
Contributors: Andrade, D.; Gifford, H.C.; Das, M.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

A deblurring/denoising corrected scintigraphic planar image reconstruction model for targeted alpha therapy

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2021 | Conference paper
DOI: 10.1117/12.2584736
EID:

2-s2.0-85103221129

Part of ISBN: 9781510640290
Part of ISSN: 16057422
Contributors: Schmidtlein, C.R.; Maroun, M.; Krol, A.; Gifford, H.; Bodei, L.; O'Donoghue, J.; Häggström, I.; Xu, Y.; Li, S.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

An assessment of PET dose reduction with penalized likelihood image reconstruction using a computationally efficient model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2020 | Conference paper
DOI: 10.1117/12.2550856
EID:

2-s2.0-85086736606

Part of ISBN: 9781510633919
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Ross Schmidtlein, C.; Krol, A.; Xu, Y.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Tests of projection and reconstruction domain equivalence for a feature-driven model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2019 | Conference paper
DOI: 10.1117/12.2512900
EID:

2-s2.0-85068716831

Part of ISBN: 9781510625518
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Karbaschi, Z.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Assessing CT acquisition parameters with visual-search model observers

Journal of Medical Imaging
2018 | Journal article
DOI: 10.1117/1.JMI.5.2.025501
EID:

2-s2.0-85048723197

Part of ISSN: 23294310 23294302
Contributors: Karbaschi, Z.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Assessment of DBT acquisition parameters for 2D and 3D search tasks

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2018 | Conference paper
DOI: 10.1117/12.2294984
EID:

2-s2.0-85047867343

Part of ISBN: 9781510616431
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Das, M.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Inter-laboratory comparison of channelized hotelling observer computation

Medical Physics
2018 | Journal article
DOI: 10.1002/mp.12940
EID:

2-s2.0-85049789575

Part of ISSN: 24734209 00942405
Contributors: Ba, A.; Abbey, C.K.; Baek, J.; Han, M.; Bouwman, R.W.; Balta, C.; Brankov, J.; Massanes, F.; Gifford, H.C.; Hernandez-Giron, I. et al.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Lesion classification with a visual-search model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2018 | Conference paper
DOI: 10.1117/12.2294946
EID:

2-s2.0-85047871544

Part of ISBN: 9781510616431
Part of ISSN: 16057422
Contributors: Banerjee, K.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Projection space model observers based on marginal linear discriminants

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2018 | Conference paper
DOI: 10.1117/12.2293021
EID:

2-s2.0-85047882907

Part of ISBN: 9781510616431
Part of ISSN: 16057422
Contributors: Karbaschi, Z.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Analyzing visual-search observers using eye-tracking data for digital breast tomosynthesis images

Journal of the Optical Society of America A: Optics and Image Science, and Vision
2017 | Journal article
DOI: 10.1364/JOSAA.34.000838
EID:

2-s2.0-85020288080

Part of ISSN: 15208532 10847529
Contributors: Jiang, Z.; Das, M.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Visual-search model observer for assessing mass detection in CT

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2017 | Conference paper
DOI: 10.1117/12.2254617
EID:

2-s2.0-85020294840

Part of ISBN: 9781510607170
Part of ISSN: 16057422
Contributors: Karbaschi, Z.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Visual-search model observer for assessing mass detection in CT

Proceedings of SPIE - The International Society for Optical Engineering
2017 | Conference paper
EID:

2-s2.0-85049539106

Part of ISSN: 1996756X 0277786X
Contributors: Karbaschi, Z.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Visual-search models for location-known detection tasks

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2017 | Conference paper
DOI: 10.1117/12.2254456
EID:

2-s2.0-85020285035

Part of ISBN: 9781510607170
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Karbaschi, Z.; Banerjee, K.; Das, M.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Accounting for anatomical noise in search-capable model observers for planar nuclear imaging

Journal of Medical Imaging
2016 | Journal article
DOI: 10.1117/1.JMI.3.1.015502
EID:

2-s2.0-84977921911

Part of ISSN: 23294310 23294302
Contributors: Sen, A.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Adaptive visual-search model observers

2015 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2015
2016 | Conference paper
DOI: 10.1109/NSSMIC.2015.7582199
EID:

2-s2.0-84994240225

Part of ISBN: 9781467398626
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Impact of anatomical noise on model observers for prostate SPECT

2014 IEEE Nuclear Science Symposium and Medical Imaging Conference, NSS/MIC 2014
2016 | Conference paper
DOI: 10.1109/NSSMIC.2014.7430908
EID:

2-s2.0-84965022912

Part of ISBN: 9781479960972
Contributors: Sen, A.; Kalantari, F.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

LROC Investigation of Three Strategies for Reducing the Impact of Respiratory Motion on the Detection of Solitary Pulmonary Nodules in SPECT

IEEE Transactions on Nuclear Science
2016 | Journal article
DOI: 10.1109/TNS.2015.2481825
EID:

2-s2.0-84946935198

Part of ISSN: 00189499
Contributors: Smyczynski, M.S.; Gifford, H.C.; Dey, J.; Lehovich, A.; McNamara, J.E.; Segars, W.P.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Modeling the Respiratory Motion of Solitary Pulmonary Nodules and Determining the Impact of Respiratory Motion on Their Detection in SPECT Imaging

IEEE Transactions on Nuclear Science
2016 | Journal article
DOI: 10.1109/TNS.2015.2512840
EID:

2-s2.0-84962651750

Part of ISSN: 00189499
Contributors: Smyczynski, M.S.; Gifford, H.C.; Lehovich, A.; McNamara, J.E.; Segars, W.P.; Hoffman, E.A.; Tsui, B.M.W.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Task Equivalence for Model and Human-Observer Comparisons in SPECT Localization Studies

IEEE Transactions on Nuclear Science
2016 | Journal article
DOI: 10.1109/TNS.2016.2542042
EID:

2-s2.0-84979082261

Part of ISSN: 00189499
Contributors: Sen, A.; Kalantari, F.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Visual-search observers for assessing tomographic x-ray image quality

Medical Physics
2016 | Journal article
DOI: 10.1118/1.4942485
EID:

2-s2.0-84959496474

Part of ISSN: 24734209 00942405
Contributors: Gifford, H.C.; Liang, Z.; Das, M.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Visual-search observers for SPECT simulations with clinical backgrounds

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2016 | Conference paper
DOI: 10.1117/12.2217716
EID:

2-s2.0-84976254511

Part of ISBN: 9781510600225
Part of ISSN: 16057422
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Examining wide-arc digital breast tomosynthesis: Optimization using a visual-search model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2015 | Conference paper
DOI: 10.1117/12.2082986
EID:

2-s2.0-84943302967

Part of ISBN: 9781628415025
Part of ISSN: 16057422
Contributors: Das, M.; Liang, Z.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Ideal and visual-search observers: Accounting for anatomical noise in search tasks with planar nuclear imaging

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2015 | Conference paper
DOI: 10.1117/12.2081763
EID:

2-s2.0-84932160728

Part of ISBN: 9781628415063
Part of ISSN: 16057422
Contributors: Sen, A.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

SVM-based visual-search model observers for PET tumor detection

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2015 | Conference paper
DOI: 10.1117/12.2082942
EID:

2-s2.0-84932097533

Part of ISBN: 9781628415063
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Sen, A.; Azencott, R.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Towards using eye-tracking data to develop visual-search observers for X-ray breast imaging

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2015 | Conference paper
DOI: 10.1117/12.2082978
EID:

2-s2.0-84932085698

Part of ISBN: 9781628415063
Part of ISSN: 16057422
Contributors: Jiang, Z.; Liang, Z.; Das, M.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Assessment of prostate cancer detection with a visual-search human model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2014 | Conference paper
DOI: 10.1117/12.2043743
EID:

2-s2.0-84901813857

Part of ISBN: 9780819498304
Part of ISSN: 16057422
Contributors: Sen, A.; Kalantari, F.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Efficient visual-search model observers for PET

British Journal of Radiology
2014 | Journal article
DOI: 10.1259/bjr.20140017
EID:

2-s2.0-84907484254

Part of ISSN: 1748880X 00071285
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Observer assessment of multi-pinhole SPECT geometries for prostate cancer imaging: A simulation study

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2014 | Conference paper
DOI: 10.1117/12.2044423
EID:

2-s2.0-84901792948

Part of ISBN: 9780819498304
Part of ISSN: 16057422
Contributors: Kalantari, F.; Sen, A.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

A visual-search model observer for multislice-multiview SPECT images

Medical Physics
2013 | Journal article
DOI: 10.1118/1.4818824
EID:

2-s2.0-84883828568

Part of ISSN: 00942405
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Tests of a 3D visual-search model observer for SPECT

Proceedings of SPIE - The International Society for Optical Engineering
2013 | Conference paper
DOI: 10.1117/12.2008073
EID:

2-s2.0-84878771287

Part of ISBN: 9780819494474
Part of ISSN: 0277786X 1996756X
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Towards visual-search model observers for mass detection in breast tomosynthesis

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2013 | Conference paper
DOI: 10.1117/12.2008503
EID:

2-s2.0-84878295370

Part of ISBN: 9780819494429
Part of ISSN: 16057422
Contributors: Lau, B.A.; Das, M.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Combined collimator/reconstruction optimization for myocardial perfusion SPECT imaging using polar map based LROC numerical observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2012 | Conference paper
DOI: 10.1117/12.911479
EID:

2-s2.0-85047853751

Part of ISBN: 9780819489678
Part of ISSN: 16057422
Contributors: Konate, S.; Pretorius, P.H.; Gifford, H.C.; O'Connor, J.M.; Konik, A.; Shazeeb, M.S.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Creation of an ensemble of simulated cardiac cases and a human observer study: Tools for the development of numerical model observers for SPECT myocardial perfusion imaging.

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2012 | Conference paper
DOI: 10.1117/12.911502
EID:

2-s2.0-85047872668

Part of ISBN: 9780819489678
Part of ISSN: 16057422
Contributors: O'Connor, J.M.; Pretorius, P.H.; Gifford, H.C.; Licho, R.; Joffe, S.; McGuiness, M.; Mehurg, S.; Zacharias, M.; Brankov, J.G.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Effect of postreconstruction filter strength on microcalcification detection at different imaging doses in digital breast tomosynthesis: Human and model observer studies

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2012 | Conference paper
DOI: 10.1117/12.912807
EID:

2-s2.0-84860370160

Part of ISBN: 9780819489623
Part of ISSN: 16057422
Contributors: Das, M.; Connolly, C.; Glick, S.J.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Performance characteristics of a visual-search human-model observer with sparse PET image data

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2012 | Conference paper
DOI: 10.1117/12.911809
EID:

2-s2.0-85052695853

Part of ISBN: 9780819489678
Part of ISSN: 16057422
Contributors: Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Accounting for anatomical noise in SPECT with a visual-search human-model observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2011 | Conference paper
DOI: 10.1117/12.878830
EID:

2-s2.0-79955834567

Part of ISBN: 9780819485083
Part of ISSN: 16057422
Contributors: Gifford, H.C.; King, M.A.; Smyczynski, M.S.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Comparison of model-observer and human-observer performance for breast tomosynthesis: Effect of reconstruction and acquisition parameters

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2011 | Conference paper
DOI: 10.1117/12.878826
EID:

2-s2.0-79955764161

Part of ISBN: 9780819485038
Part of ISSN: 16057422
Contributors: Das, M.; Gifford, H.C.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Incorporating holistic visual search concepts into a spect myocardial perfusion imaging numerical observer

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2011 | Conference paper
DOI: 10.1117/12.877010
EID:

2-s2.0-79955865319

Part of ISBN: 9780819485083
Part of ISSN: 16057422
Contributors: O'Connor, J.M.; Gifford, H.C.; Brankov, J.G.; Pretorious, P.H.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Penalized maximum likelihood reconstruction for improved microcalcification detection in breast tomosynthesis

IEEE Transactions on Medical Imaging
2011 | Journal article
DOI: 10.1109/TMI.2010.2089694
EID:

2-s2.0-79953730833

Part of ISSN: 02780062
Contributors: Das, M.; Gifford, H.C.; O'Connor, J.M.; Glick, S.J.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Body deformation correction for SPECT imaging

IEEE Transactions on Nuclear Science
2010 | Journal article
DOI: 10.1109/TNS.2009.2031114
EID:

2-s2.0-77950639966

Part of ISSN: 00189499
Contributors: Gu, S.; McNamara, J.E.; Mitra, J.; Gifford, H.C.; Johnson, K.; Gennert, M.A.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

EM clustering for holistic search in human-model observers

IEEE Nuclear Science Symposium Conference Record
2010 | Conference paper
DOI: 10.1109/NSSMIC.2010.5874478
EID:

2-s2.0-79960327272

Part of ISBN: 9781424491063
Part of ISSN: 10957863
Contributors: Gifford, H.C.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Improved microcalcification detection for breast tomosynthesis using a penalized-maximum-likelihood reconstruction method

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
2010 | Conference paper
DOI: 10.1007/978-3-642-13666-5_94
EID:

2-s2.0-77954628891

Part of ISBN: 3642136656 9783642136658
Part of ISSN: 03029743 16113349
Contributors: Das, M.; Gifford, H.C.; O'Connor, J.M.; Glick, S.J.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Dose reduction in breast tomosynthesis using a penalized maximum likelihood reconstruction

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2009 | Conference paper
DOI: 10.1117/12.813952
EID:

2-s2.0-66749180621

Part of ISBN: 9780819475091
Part of ISSN: 16057422
Contributors: Das, M.; Gifford, H.; O'Connor, M.; Glick, S.J.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Evaluation of a variable dose acquisition technique for microcalcification and mass detection in digital breast tomosynthesis

Medical Physics
2009 | Journal article
DOI: 10.1118/1.3116902
EID:

2-s2.0-66449115784

Part of ISSN: 00942405
Contributors: Das, M.; Gifford, H.C.; O'Connor, J.M.; Glick, S.J.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Fast shift-variant resolution compensation within iterative reconstruction for fan-beam collimator

IEEE Nuclear Science Symposium Conference Record
2009 | Conference paper
DOI: 10.1109/NSSMIC.2009.5401715
EID:

2-s2.0-77951183320

Part of ISBN: 9781424439621
Part of ISSN: 10957863
Contributors: Mukherjee, J.M.; Gifford, H.C.; King, M.A.; Shao, L.; Song, X.; Wang, J.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Impact on Reader Performance for Lesion-Detection/Localization Tasks of Anatomical Priors in SPECT Reconstruction

IEEE Transactions on Medical Imaging
2009 | Journal article
DOI: 10.1109/TMI.2009.2017741
EID:

2-s2.0-77951197890

Part of ISSN: 1558254X 02780062
Contributors: Lehovich, A.; Gifford, H.S.; Schneider, P.B.; Squires, S.; Licho, R.; King, M.A.; Bruyant, P.P.; Gindi, G.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Implementing visual search in human-model observers for emission tomography

IEEE Nuclear Science Symposium Conference Record
2009 | Conference paper
DOI: 10.1109/NSSMIC.2009.5402080
EID:

2-s2.0-77951192959

Part of ISBN: 9781424439621
Part of ISSN: 10957863
Contributors: Gifford, H.C.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Improved motion correction in SPECT imaging using a non-rigid motion model

IEEE Nuclear Science Symposium Conference Record
2009 | Conference paper
DOI: 10.1109/NSSMIC.2009.5401718
EID:

2-s2.0-77951175197

Part of ISBN: 9781424439621
Part of ISSN: 10957863
Contributors: Gu, S.; McNamara, J.E.; Joyeeta, M.; Johnson, K.; Gifford, H.; Pretorius, H.; Sklyar, A.V.; Gennert, M.A.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Scanning model observers to predict human performance in LROC studies of SPECT reconstruction using anatomical priors

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2009 | Conference paper
DOI: 10.1117/12.813774
EID:

2-s2.0-67249105132

Part of ISBN: 9780819475145
Part of ISSN: 16057422
Contributors: Lehovich, A.; Gifford, H.C.; King, M.A.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier

Tests of scanning model observers for myocardial SPECT imaging

Progress in Biomedical Optics and Imaging - Proceedings of SPIE
2009 | Conference paper
DOI: 10.1117/12.813906
EID:

2-s2.0-67249084026

Part of ISBN: 9780819475145
Part of ISSN: 16057422
Contributors: Gifford, H.C.; Pretorius, P.H.; Brankov, J.G.
Source: Self-asserted source
Howard Gifford via Scopus - Elsevier
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