Benjamin A. Spencer

3.3k total citations · 2 hit papers
90 papers, 2.3k citations indexed

About

Benjamin A. Spencer is a scholar working on Radiology, Nuclear Medicine and Imaging, Pulmonary and Respiratory Medicine and Biomedical Engineering. According to data from OpenAlex, Benjamin A. Spencer has authored 90 papers receiving a total of 2.3k indexed citations (citations by other indexed papers that have themselves been cited), including 49 papers in Radiology, Nuclear Medicine and Imaging, 22 papers in Pulmonary and Respiratory Medicine and 17 papers in Biomedical Engineering. Recurrent topics in Benjamin A. Spencer's work include Medical Imaging Techniques and Applications (48 papers), Advanced MRI Techniques and Applications (19 papers) and Radiomics and Machine Learning in Medical Imaging (18 papers). Benjamin A. Spencer is often cited by papers focused on Medical Imaging Techniques and Applications (48 papers), Advanced MRI Techniques and Applications (19 papers) and Radiomics and Machine Learning in Medical Imaging (18 papers). Benjamin A. Spencer collaborates with scholars based in United States, Egypt and China. Benjamin A. Spencer's co-authors include Ramsey D. Badawi, Simon R. Cherry, Lorenzo Nardo, Terry Jones, Jun Bao, Hongdi Li, Yasser G. Abdelhafez, Mark S. Litwin, Nathan S. Consedine and Stephen P. Dretler and has published in prestigious journals such as Nature Communications, Journal of Clinical Oncology and Cancer.

In The Last Decade

Benjamin A. Spencer

82 papers receiving 2.2k citations

Hit Papers

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What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

First Human Imaging Studies with the EXPLORER Total-Body PET Scanner*

2019 459 citations Ramsey D. Badawi, Benjamin A. Spencer et al. Journal of Nuclear Medicine profile →
Performance Evaluation of the uEXPLORER Total-Body PET/CT Scanner Based on NEMA NU 2-2018 with Additional Tests to Characterize PET Scanners with a Long Axial Field of View

2020 249 citations Benjamin A. Spencer, Eric Berg et al. Journal of Nuclear Medicine profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Benjamin A. Spencer	1.1k	592	482	353	311	90	2.3k
Benjamin H. Kann	949 0.9×	503 0.8×	255 0.5×	295 0.8×	217 0.7×	96	2.2k
Sanjay Aneja	707 0.7×	406 0.7×	793 1.6×	147 0.4×	135 0.4×	95	2.4k
Diana Páez	768 0.7×	426 0.7×	312 0.6×	138 0.4×	111 0.4×	98	1.7k
Nitin Ohri	970 0.9×	1.2k 2.1×	1.1k 2.4×	110 0.3×	649 2.1×	142	3.1k
Julian C. Hong	574 0.5×	556 0.9×	280 0.6×	161 0.5×	357 1.1×	98	1.4k
Kitt Shaffer	896 0.8×	649 1.1×	288 0.6×	433 1.2×	238 0.8×	102	2.7k
Patrick Brennan	2.5k 2.3×	1.4k 2.3×	1.1k 2.3×	1.0k 2.9×	249 0.8×	352	4.4k
Janneke P.C. Grutters	568 0.5×	1.1k 1.9×	301 0.6×	128 0.4×	494 1.6×	126	3.2k
Lucy Hanna	1.5k 1.4×	533 0.9×	501 1.0×	124 0.4×	47 0.2×	50	3.0k
David D’Souza	825 0.8×	1.5k 2.6×	554 1.1×	256 0.7×	1.2k 3.8×	169	3.3k

Countries citing papers authored by Benjamin A. Spencer

Since Specialization

Citations

This map shows the geographic impact of Benjamin A. Spencer's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Benjamin A. Spencer with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Benjamin A. Spencer more than expected).

Fields of papers citing papers by Benjamin A. Spencer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Benjamin A. Spencer. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Benjamin A. Spencer. The network helps show where Benjamin A. Spencer may publish in the future.

Co-authorship network of co-authors of Benjamin A. Spencer

This figure shows the co-authorship network connecting the top 25 collaborators of Benjamin A. Spencer. A scholar is included among the top collaborators of Benjamin A. Spencer based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Benjamin A. Spencer. Benjamin A. Spencer is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Chen, Ming-Kai, Huidong Xie, Wei Ji, et al.. (2025). Anatomically and metabolically informed diffusion for unified denoising and segmentation in low-count PET imaging. Medical Image Analysis. 107(Pt B). 103831–103831.

Abdelhafez, Yasser G., Benjamin A. Spencer, Lorenzo Nardo, et al.. (2025). Quantitative PET imaging and modeling of molecular blood-brain barrier permeability. Nature Communications. 16(1). 3076–3076. 9 indexed citations

Mingels, Clemens, Benjamin A. Spencer, Negar Omidvari, et al.. (2024). Dose Reduction in Pediatric Oncology Patients with Delayed Total-Body [¹⁸F]FDG PET/CT. Journal of Nuclear Medicine. 65(7). 1101–1106. 15 indexed citations

Zhu, Yansong, Siqi Li, Zhaoheng Xie, et al.. (2024). Feasibility of PET-enabled dual-energy CT imaging: First physical phantom and initial patient study results. European Journal of Nuclear Medicine and Molecular Imaging. 52(5). 1912–1923.

Zhu, Yansong, et al.. (2024). Single-Subject Deep-Learning Image Reconstruction With a Neural Optimization Transfer Algorithm for PET-Enabled Dual-Energy CT Imaging. IEEE Transactions on Image Processing. 33. 4075–4089. 3 indexed citations

Li, Elizabeth, Evan Fletcher, Danielle Harvey, et al.. (2024). Non-invasive quantification of 18F-florbetaben with total-body EXPLORER PET. EJNMMI Research. 14(1). 39–39. 2 indexed citations

Spencer, Benjamin A., et al.. (2023). Facial Anonymization and Privacy Concerns in Total-Body PET/CT. Journal of Nuclear Medicine. 64(8). 1304–1309. 9 indexed citations

Li, Elizabeth, Yiran Wang, Benjamin A. Spencer, et al.. (2023). Comparison of delay correction methods to estimate ¹⁸F‐florbetaben kinetics in the brain using an image derived input function on total‐body EXPLORER PET. Alzheimer s & Dementia. 19(S16). 1 indexed citations

López, Javier E., Benjamin A. Spencer, Yasser G. Abdelhafez, et al.. (2023). Total-Body Perfusion Imaging with [¹¹C]-Butanol. Journal of Nuclear Medicine. 64(11). 1831–1838. 17 indexed citations

10.

Sundar, Lalith Kumar Shiyam, Otto Muzik, Oana C. Kulterer, et al.. (2022). Fully Automated, Semantic Segmentation of Whole-Body¹⁸F-FDG PET/CT Images Based on Data-Centric Artificial Intelligence. Journal of Nuclear Medicine. 63(12). 1941–1948. 72 indexed citations

11.

Abdelhafez, Yasser G., Edwin K. Leung, Benjamin A. Spencer, et al.. (2022). Blanching Defects at Pressure Points: Observations from Dynamic Total-Body PET/CT Studies. Journal of Nuclear Medicine Technology. 50(4). 327–334. 1 indexed citations

12.

Sarkar, Souvik, Daiwen Chen, Benjamin A. Spencer, et al.. (2021). Non-Alcoholic Steatohepatitis Severity Associates with FGF21 Level and Kidney Glucose Uptake. Metabolic Syndrome and Related Disorders. 19(9). 491–497. 3 indexed citations

13.

Wang, Guobao, Lorenzo Nardo, Mamta Parikh, et al.. (2021). Total-Body PET Multiparametric Imaging of Cancer Using a Voxelwise Strategy of Compartmental Modeling. Journal of Nuclear Medicine. 63(8). 1274–1281. 70 indexed citations

14.

Spencer, Benjamin A., et al.. (2021). Radioembolization Dosimetry with Total-Body ⁹⁰Y PET. Journal of Nuclear Medicine. 63(7). 1101–1107. 21 indexed citations

15.

Lv, Yang, Martin S. Judenhofer, Allison L. Zwingenberger, et al.. (2019). Mini EXPLORER II: a prototype high-sensitivity PET/CT scanner for companion animal whole body and human brain scanning. Physics in Medicine and Biology. 64(7). 75004–75004. 39 indexed citations

16.

Wen, Timothy, et al.. (2014). Positioning-Related Complications of Minimally Invasive Radical Prostatectomies. Journal of Endourology. 28(6). 660–667. 26 indexed citations

17.

Joice, Gregory, Christopher M. Deibert, Max Kates, Benjamin A. Spencer, & James M. McKiernan. (2013). “Never Events”: Centers for Medicare and Medicaid Services Complications After Radical Cystectomy. Urology. 81(3). 527–532. 19 indexed citations

18.

Lee, Daniel J., Nathan S. Consedine, & Benjamin A. Spencer. (2011). Barriers and Facilitators to Digital Rectal Examination Screening Among African-American and African-Caribbean Men. Urology. 77(4). 891–898. 43 indexed citations

19.

Pierorazio, Phillip M., et al.. (2007). Preoperative Risk Stratification Predicts Likelihood of Concurrent PSA-Free Survival, Continence, and Potency (the Trifecta Analysis) After Radical Retropubic Prostatectomy. Urology. 70(4). 717–722. 36 indexed citations

20.

Etzioni, David A., Ninez A. Ponce, Susan H. Babey, et al.. (2004). A population‐based study of colorectal cancer test use. Cancer. 101(11). 2523–2532. 95 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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