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Ordered subset expectation maximization
Known as:
Osem
, Ordered Subset Expectation Maximisation
, Ordered-subset expectation maximization
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In mathematical optimization, the ordered subset expectation maximization (OSEM) method is an iterative method that is used in computed tomography…
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Related topics
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6 relations
Expectation–maximization algorithm
Iterative method
List of algorithms
List of numerical analysis topics
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Broader (1)
Medical imaging
Papers overview
Semantic Scholar uses AI to extract papers important to this topic.
2014
2014
Delay-QoS-driven spectrum and energy efficiency tradeoff
Leila Musavian
,
Q. Ni
IEEE International Conference on Communications…
2014
Corpus ID: 28468810
This paper presents a delay-QoS-driven spectrum and energy efficiency optimization transmission technique. In particular…
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2014
2014
Optimized Momentum Steps for Accelerating X-ray CT Ordered Subsets Image Reconstruction
Donghwan Kim
,
J. Fessler
2014
Corpus ID: 7831677
Recently, we accelerated ordered subsets (OS) methods for low-dose X-ray CT image reconstruction using momentum techniques…
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2014
2014
Directed Metric Dimension of Oriented Graphs with Cyclic Covering
S. Pancahayani
,
R. Simanjuntak
2014
Corpus ID: 119164871
Let $D$ be a strongly connected oriented graph with vertex-set $V$ and arc-set $A$. The distance from a vertex $u$ to another…
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2013
2013
Metal artifact reduction in tomosynthesis by metal extraction and ordered subset-expectation maximization (OS-EM) reconstruction
Tomonori Sakimoto
,
Kazuyoshi Nishino
Medical Imaging
2013
Corpus ID: 119536318
Tomosynthesis is a useful imaging tool for breast, lung, and orthopedic diagnostics. Compared with computed tomography (CT…
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2013
2013
High quality ordered subset expectation maximization reconstruction algorithm based on multi-resolution for PET images
Gui Zhiguo
2013
Corpus ID: 124655519
In Positron Emission Tomography(PET) imaging,Maximum Likelihood Expectation Maximization(MLEM) algorithm cannot be directly…
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2009
2009
An Symmetric Ordered Subset Expectation Maximization Accelerated Algorithm
Liu Chang
2009
Corpus ID: 124858579
The ordered subsets EM algorithm has excited considerable interest for image reconstruction from projection due to its…
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2006
2006
Optimizing the number of equivalent iterations of 3D OSEM in SPECT reconstruction of I-131 focal activities
K. Koral
,
James N. Kritzmaan
,
Virginia E Rogers
,
R. J. Ackermann
,
J. Fessler
2006
Corpus ID: 56032900
2004
2004
Application of ordered-subsets expectation-maximization (OSEM) algorithm to cone-beam SPECT for accelerated 3D reconstruction
A. Król
,
D. Feiglin
,
+6 authors
F. D. Thomas
IEEE Symposium Conference Record Nuclear Science…
2004
Corpus ID: 37644083
We investigated the performance of an ordered-subsets expectation-maximization (OSEM) algorithm for accelerated reconstruction in…
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1996
1996
Fast iterative image reconstruction of 3D PET data
Paul Kinahan
,
C. Michel
,
+5 authors
J. Luketich
IEEE Nuclear Science Symposium Conference Record
1996
Corpus ID: 60693220
For count-limited PET imaging protocols, two different approaches to reducing statistical noise are volume, or 3D, imaging to…
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1964
1964
Methode zur quantitativen Dünnschichtchromatographischen Bestimmung von Gallensäuren aus Menschengalle
B. Frosch
,
H. Wagener
Klinische Wochenschrift
1964
Corpus ID: 13239664
ZusammenfassungEs wird ein Verfahren zur quantitativen Bestimmung von Gallensäuren nach Dünnschichtchromatographie beschrieben…
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