Search Results - ordered subsets expectation maximization (OSEM) algorithm

High-resolution three-dimensional SPECT image reconstruction for  225Ac therapy via OSEM algorithm.

Authors: Li, Jin-Yang Zhou, Wen-Ming Xiong, Xi-An et al.

Source: Journal of Radioanalytical & Nuclear Chemistry. Oct2025, Vol. 334 Issue 10, p7019-7033. 15p.

Subject Terms: *IMAGE reconstruction, *EXPECTATION-maximization algorithms, *RADIOPHARMACEUTICALS, *SINGLE-photon emission computed tomography, *MEDICAL technology, *TREATMENT effectiveness, *THREE-dimensional imaging, *COMPUTER simulation

Image Reconstruction using Ordered Subsets-Expectation Maximization(OSEM)Algorithm

Authors: Takashi Yokoi

Source: Japanese Journal of Radiological Technology. 57:523-529

Subject Terms: 03 medical and health sciences, 0302 clinical medicine

Access URL: https://www.jstage.jst.go.jp/article/jjrt/57/5/57_KJ00001357420/_pdf
https://www.jstage.jst.go.jp/article/jjrt/57/5/57_KJ00001357420/_article/-char/ja
https://ci.nii.ac.jp/naid/110003439383/
http://ci.nii.ac.jp/naid/110003439383/

Application of Ordered-Subsets Expectation- Maximization (OSEM) Algorithm to Cone-Beam SPECT for Accelerated 3D Reconstruction

Authors: Krol, Andrzej Feiglin, David H. Lee, Wei et al.

Source: IEEE Symposium Conference Record Nuclear Science 2004.. 6:3971-3973

Subject Terms: 03 medical and health sciences, 0302 clinical medicine, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology

Access URL: https://experts.syr.edu/en/publications/application-of-ordered-subsets-expectation-maximization-osem-algo
https://digitalcommons.ithaca.edu/scopus_articles/1993/
https://ieeexplore.ieee.org/document/1466747/

Comparison of ordered-subset expectation maximization and filtered back projection reconstruction based on quantitative outcome from dynamic [18F]NaF PET images.

Authors: Wong JM Puri T Siddique MM et al.

Source: Nuclear medicine communications [Nucl Med Commun] 2021 Jun 01; Vol. 42 (6), pp. 699-706.

Publication Type: Journal Article; Comparative Study

Journal Info: Publisher: Lippincott Williams & Wilkins Country of Publication: England NLM ID: 8201017 Publication Model: Print Cited Medium: Internet ISSN: 1473-5628 (Electronic) Linking ISSN: 01433636 NLM ISO Abbreviation: Nucl Med Commun

MeSH Terms: Positron-Emission Tomography*/methods , Image Processing, Computer-Assisted*/methods , Sodium Fluoride* , Fluorine Radioisotopes*, Humans ; Female ; Middle Aged ; Aged ; Algorithms ; Artifacts

Preliminary evaluation of image reconstruction by ordered-subset expectation maximization in thallium-201 lung scintigraphy

Authors: Jingming Bai Kenichi Nakajima Masato Yamada et al.

Source: Annals of Nuclear Medicine. 17:619-624

Subject Terms: Adult, Aged, 80 and over, Male, Tomography, Emission-Computed, Single-Photon, Lung Neoplasms, Reproducibility of Results, Solitary Pulmonary Nodule, Pilot Projects, Middle Aged, Image Enhancement, Sensitivity and Specificity, 03 medical and health sciences, 0302 clinical medicine, Image Interpretation, Computer-Assisted, Feasibility Studies, Humans, Female, Radiopharmaceuticals, Thallium, Algorithms, Aged, Neoplasm Staging

Access URL: https://pubmed.ncbi.nlm.nih.gov/14651366
https://link.springer.com/article/10.1007/BF03006680
https://ci.nii.ac.jp/naid/10017668762
https://europepmc.org/article/MED/14651366
https://link.springer.com/content/pdf/10.1007/BF03006680.pdf
https://www.ncbi.nlm.nih.gov/pubmed/14651366

Improving the Quality of Brain PET Images Using MR‐Guided PET Reconstruction Technique With Integrated PET/MR.

Authors: Shao, Hongda Huang, Gan Wang, Yue et al.

Source: Human Brain Mapping; Aug2025, Vol. 46 Issue 11, p1-11, 11p

Subject Terms: IMAGE quality analysis, PARKINSON'S disease, MEDICAL research personnel, POSITRON emission tomography, DIFFUSE large B-cell lymphomas, DIAGNOSTIC imaging

Performance characteristics of the 3-D OSEM algorithm in the reconstruction of small animal PET images. Ordered-subsets expectation-maximixation

Authors: R, Yao J, Seidel C A, Johnson et al.

Source: IEEE transactions on medical imaging. 19(8)

Subject Terms: Phantoms, Imaging, Brain, 02 engineering and technology, 3. Good health, Rats, 03 medical and health sciences, 0302 clinical medicine, Imaging, Three-Dimensional, 0202 electrical engineering, electronic engineering, information engineering, Animals, Artifacts, Monte Carlo Method, Algorithms, Tomography, Emission-Computed

Access URL: https://pubmed.ncbi.nlm.nih.gov/11055803

Improved identification of abdominal aortic aneurysm using the Kernelized Expectation Maximization algorithm

Authors: Deidda, Daniel Akerele, Mercy I. Aykroyd, Robert G. et al.

Source: Philosophical Transactions: Mathematical, Physical and Engineering Sciences, 2021 Jun . 379(2200), 1-12.

Access URL: https://www.jstor.org/stable/27100956

Study of the OSEM Algorithm in Myocardial Gated SPECT : Optimization of Reconstruction Parameters / 心筋gated SPECTにおけるOSEM法の検討 : 再構成条件の最適化

Authors: MASAMICHI YANAGISAWA SHIGENORI MARU 丸 繁勘 et al.

Source: 日本放射線技術学会雑誌 / Japanese Journal of Radiological Technology. 2001, 57(10):1240

Characterization of Breast Microcalcifications Using Dual-Energy CBCT: Impact of Detector Configuration on Imaging Performance—A Simulation Study.

Authors: Karali, Evangelia Michail, Christos Fountos, George et al.

Source: Sensors (14248220); Nov2025, Vol. 25 Issue 22, p6853, 25p

Subject Terms: CALCIFICATIONS of the breast, CONE beam computed tomography, DIAGNOSTIC imaging, IMAGE quality analysis, CANCER diagnosis, PHOTON counting, SIGNAL-to-noise ratio

Caracterización de la diferencia entre retroproyección filtrada y Ordered Subsets Expectation Maximization, en imágenes SPECT, utilizando la transformada Wavelet

Authors: R Piotrkowski A Pérez G M. La Mura et al.

Source: Revista Española de Medicina Nuclear. 23:15-21

Subject Terms: 03 medical and health sciences, 0302 clinical medicine, 3. Good health

Access URL: https://www.sciencedirect.com/science/article/abs/pii/S0212698204722405
https://www.ncbi.nlm.nih.gov/pubmed/14718146
https://www.elsevier.es/en-revista-revista-espanola-medicina-nuclear-e-125-articulo-caracterizacion-diferencia-entre-retroproyeccion-filtrada-13056056

Comparing filtered backprojection and ordered-subsets expectation maximization for small-lesion detection and localization in 67Ga SPECT

Authors: Wells, R. Glenn King, Michael A Simkin, Peter H. et al.

Contributors: Wells, R. Glenn King, Michael A Simkin, Peter H. et al.

Source: Journal of nuclear medicine : official publication, Society of Nuclear Medicine. 41(8)

Subject Terms: Tomography, Emission-Computed, Single-Photon, Phantoms, Imaging, Image Processing, Tomography, Life Sciences, Gallium Radioisotopes, Heart, Imaging, 03 medical and health sciences, Computer-Assisted, 0302 clinical medicine, Fluorodeoxyglucose F18, Neoplasms, Medicine and Health Sciences, Image Processing, Computer-Assisted, Humans, Phantoms, Tissue Distribution, Emission-Computed, Radiopharmaceuticals, Algorithms, Single-Photon

Access URL: https://pubmed.ncbi.nlm.nih.gov/10945533

Comparing filtered backprojection and ordered-subsets expectation maximization for small-lesion detection and localization in 67Ga SPECT

Authors: Wells, R. Glenn King, Michael A Simkin, Peter H. et al.

Contributors: Wells, R. Glenn King, Michael A Simkin, Peter H. et al.

Source: Journal of nuclear medicine : official publication, Society of Nuclear Medicine ; 41 ; 8 ; 1391-9

Subject Terms: Algorithms, Fluorodeoxyglucose F18, Gallium Radioisotopes, Heart, Humans, Image Processing, Computer-Assisted, Neoplasms, Phantoms, Imaging, Radiopharmaceuticals, Tissue Distribution, Tomography, Emission-Computed, Single-Photon, Life Sciences, Medicine and Health Sciences

Relation: Link to Article in PubMed; http://jnm.snmjournals.org/content/41/8/1391.full.pdf; http://hdl.handle.net/20.500.14038/38325; https://escholarship.umassmed.edu/oapubs/1193; 770171; oapubs/1193

Availability: https://hdl.handle.net/20.500.14038/38325
https://escholarship.umassmed.edu/oapubs/1193

Application of Ordered-Subsets Expectation- Maximization (OSEM) algorithm to cone-beam SPECT for accelerated 3D reconstruction

Authors: Krol, Andrzej Feiglin, David H. Lee, Wei et al.

Source: Faculty Articles Indexed in Scopus

Relation: https://digitalcommons.ithaca.edu/scopus_articles/1993

Availability: https://digitalcommons.ithaca.edu/scopus_articles/1993

Pinhole SPECT using the ordered subsets expectation maximization (OSEM) algorithm

Authors: Vanhove, Christian Defrise, Michel Franken, Philippe R et al.

Source: EUROPEAN JOURNAL OF NUCLEAR MEDICINE ; ISSN: 0340-6997

Subject Terms: Medicine and Health Sciences

Relation: https://biblio.ugent.be/publication/2916361

Availability: https://biblio.ugent.be/publication/2916361
http://hdl.handle.net/1854/LU-2916361

Pinhole SPECT using the ordered subsets expectation maximization (OSEM) algorithm

Authors: Vanhove, Christian Defrise, Michel Franken, Philippe R et al.

Source: JOURNAL OF NUCLEAR MEDICINE ; ISSN: 0161-5505

Subject Terms: Medicine and Health Sciences

Relation: https://biblio.ugent.be/publication/2916390

Availability: https://biblio.ugent.be/publication/2916390
http://hdl.handle.net/1854/LU-2916390

The Effect of Various β Values on Image Quality and Semiquantitative Measurements in 68Ga-RM2 and 68Ga-PSMA-11 PET/MRI Images Reconstructed With a Block Sequential Regularized Expectation Maximization Algorithm

Authors: Heying Duan Lucia Baratto Mehdi Khalighi et al.

Source: Clinical Nuclear Medicine. 45:506-513

Subject Terms: Male, Time Factors, Prostatic Neoplasms, Gallium Radioisotopes, Middle Aged, Magnetic Resonance Imaging, 3. Good health, 03 medical and health sciences, 0302 clinical medicine, Positron-Emission Tomography, Image Processing, Computer-Assisted, Humans, Oligopeptides, Algorithms, Edetic Acid, Gallium Isotopes, Retrospective Studies

Access URL: https://pubmed.ncbi.nlm.nih.gov/32433170
https://pubmed.ncbi.nlm.nih.gov/32433170/
https://www.ncbi.nlm.nih.gov/pubmed/32433170

Preliminary evaluation of image reconstruction by ordered-subset expectation maximization in thallium-201 lung scintigraphy.

Authors: Bai, Jingming Yokoyama, Kunihiko Kinuya, Seigo et al.

Source: Annals of Nuclear Medicine; Oct2003, Vol. 17 Issue 7, p619-624, 6p

String-averaging expectation-maximization for maximum likelihood estimation in emission tomography

Authors: I-Liang Chern Elias S. Helou Alvaro R. De Pierro et al.

Contributors: I-Liang Chern Elias S. Helou Alvaro R. De Pierro et al.

Source: Inverse Problems. 30:055003

Subject Terms: FOS: Computer and information sciences, expectation-maximization (EM) algorithm, block-iterative, FOS: Physical sciences, Numerical Analysis (math.NA), 02 engineering and technology, ordered subsets expectation maximization (OSEM) algorithm, string-averaging, string-averaging EM algorithm, Physics - Medical Physics, relaxed EM, Computer Science - Computers and Society, 03 medical and health sciences, 0302 clinical medicine, Optimization and Control (math.OC), Computers and Society (cs.CY), FOS: Mathematics, 0202 electrical engineering, electronic engineering, information engineering, positron emission tomography (PET), Mathematics - Numerical Analysis, Medical Physics (physics.med-ph), Mathematics - Optimization and Control

File Description: 684529 bytes; application/pdf

Access URL: http://ntur.lib.ntu.edu.tw/bitstream/246246/271235/1/SA-EM.pdf
http://arxiv.org/abs/1402.2455
https://arxiv.org/abs/1402.2455
https://arxiv.org/pdf/1402.2455.pdf
http://export.arxiv.org/pdf/1402.2455
https://ui.adsabs.harvard.edu/abs/2014InvPr..30e5003S/abstract
https://www.ir.nctu.edu.tw/handle/11536/24445
http://math.haifa.ac.il/yair/saem-IP-final-300114-accepted.pdf
https://inis.iaea.org/Search/search.aspx?orig_q=RN:46042642
https://scholar.nycu.edu.tw/zh/publications/string-averaging-expectation-maximization-for-maximum-likelihood-
http://ir.lib.isu.edu.tw/handle/987654321/16849

Preliminary evaluation of image reconstruction by ordered-subset expectation maximization in thallium-201 lung scintigraphy.

Authors: Bai, Jingming Yokoyama, Kunihiko Kinuya, Seigo et al.

Source: Annals of Nuclear Medicine; Oct2002, Vol. 17 Issue 7, p619-624, 6p