Nael Fakhry Osman

Associate Professor

19972017
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Research Output 1997 2017

Filter
Conference contribution
2011

A novel segmentation method to identify left ventricular infarction in short-axis composite strain-encoded magnetic resonance images

Algohary, A. O., Metwally, M. K., El-Bialy, A. M., Kandil, A. H. & Osman, N. F., 2011, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 7962. 79622E

Research output: Chapter in Book/Report/Conference proceedingConference contribution

infarction
Magnetic resonance
Infarction
magnetic resonance
Magnetic Resonance Spectroscopy

Improved strain measuring using fast strain-encoded cardiac MR

Motaal, A. G. & Osman, N. F., 2011, Proceedings - International Symposium on Biomedical Imaging. p. 1289-1294 6 p. 5872637

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tuning
Image quality
Strain rate
Imaging techniques

Maximum likelihood estimator for signal intensity in STEAM-based MR imaging techniques

Fahmy, A. S., Osman, N. F. & Shalaby, H. A., 2011, Proceedings - 2011 IEEE 7th International Conference on Intelligent Computer Communication and Processing, ICCP 2011. p. 319-322 4 p. 6047888

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Maximum likelihood
Imaging techniques
Magnetic resonance
Blood
Tissue
2010

3D motion tracking of the heart using Harmonic Phase (HARP) isosurfaces

Soliman, A. S. & Osman, N. F., 2010, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. PART 1 ed. Vol. 7623. 76232C

Research output: Chapter in Book/Report/Conference proceedingConference contribution

harmonics
Myocardium
Muscle
muscles
Surface reconstruction

Automated cardiac-tissue identification in composite strain-encoded (C-SECN) images using fuzzy K-means and bayesian classifier

Motaal, A. G., El-Gayar, N. & Osman, N. F., 2010, 2010 4th International Conference on Bioinformatics and Biomedical Engineering, iCBBE 2010. 5517766

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Tissue
Composite materials
Tissue Survival
Imaging techniques

Correction of left ventricle strain signals estimated from tagged MR images

Khalil, M. E., Fahmy, A. S. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 6134 LNCS. p. 559-567 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6134 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Strain Measurement
Left Ventricle
Strain measurement
Cardiac muscle
Muscle

Different regions identification in composite strain-encoded (C-SENC) images using machine learning techniques

Motaal, A. G., El-Gayar, N. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 5998 LNAI. p. 231-240 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5998 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Learning systems
Machine Learning
Composite
Tissue
Composite materials

Improved segmentation technique to detect cardiac infarction in MRI C-SENC images

Algohary, A. O., El-Bialy, A. M., Kandil, A. H. & Osman, N. F., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 21-24 4 p. 5716044

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance imaging
Composite materials
Tissue
Imaging techniques
Clustering algorithms

Improved technique to detect the infarction in delayed enhancement image using k-mean method

Metwally, M. K., El-Gayar, N. & Osman, N. F., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 6112 LNCS. p. 108-119 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6112 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Infarction
Image Enhancement
Image enhancement
K-means
Magnetic resonance

Myocardial segmentation using constrained multi-seeded region growing

Alattar, M. A., Osman, N. F. & Fahmy, A. S., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 6112 LNCS. p. 89-98 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6112 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Functional analysis
Region Growing
Seed
Segmentation
Myocardium

Segmentation of ascending and descending aorta from magnetic resonance flow images

Al-Agamy, A. O., Osman, N. F. & Fahmy, A. S., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 41-44 4 p. 5716100

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Image quality
Imaging techniques

Segmentation of left ventricle in cardiac MRI images using adaptive multi-seeded region growing

AlAttar, M. A., Osman, N. F. & Fahmy, A. S., 2010, 2010 5th Cairo International Biomedical Engineering Conference, CIBEC 2010. p. 25-28 4 p. 5716057

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Functional analysis
Magnetic resonance imaging
Seed
Magnetic Resonance Imaging

Strain correction in interleaved strain-encoded (SENC) cardiac MR

Motaal, A. G. & Osman, N. F., 2010, Progress in Biomedical Optics and Imaging - Proceedings of SPIE. Vol. 7626. 762602

Research output: Chapter in Book/Report/Conference proceedingConference contribution

tuning
acquisition
Tuning
coding
temporal resolution
2009

Fully automated segmentation of long-axis mri strain-encoded (SENC) images using active shape model (ASM)

Harouni, A. A., Bluemke, D. A. & Osman, N. F., 2009, Proceedings - 2009 IEEE International Symposium on Biomedical Imaging: From Nano to Macro, ISBI 2009. p. 827-830 4 p. 5193180

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Heart Ventricles
Signal-To-Noise Ratio
Heart Diseases
Myocardium
Myocardial Infarction
2008

Automatic filter design in harp analysis of tagged magnetic resonance images

Marinelli, M., Positano, V., Osman, N. F., Recchia, F. A., Lombardi, M. & Landini, L., 2008, 2008 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Proceedings, ISBI. p. 1429-1432 4 p. 4541275

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Elliptic filters
Information use
Image analysis
Image processing

Cardiac MRI steam images denoising using bayes classifier

Motaal, A. G., Al-Attar, M. A., Osman, N. F. & Fahmy, A. S., 2008, 2008 Cairo International Biomedical Engineering Conference, CIBEC 2008. 4786056

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image denoising
Magnetic resonance
Classifiers
Steam
Imaging techniques

Performance evaluation of cardiac MRI image denoising techniques

AlAttar, M. A., Motaal, A. G., Osman, N. F. & Fahmy, A. S., 2008, 2008 Cairo International Biomedical Engineering Conference, CIBEC 2008. 4786055

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Image denoising
Blood
Computer simulation
Magnetic Resonance Imaging
2007

Effect of noise and slice profile on strain quantifications of strain encoding (SENC) MRI

Yousef, T. A. & Osman, N. F., 2007, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 4466 LNCS. p. 50-59 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Slice
Magnetic resonance imaging
Quantification
Noise
Encoding

Two clustering techniques of myocardium using C-SENC images: A comparison with multi-stage clustering

El-Metwally, S. M., Osman, N. F., Kadah, Y. M. & Fahmy, A. S., 2007, ICCES'07 - 2007 International Conference on Computer Engineering and Systems. p. 215-219 5 p. 4447051

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Vector spaces
Clustering algorithms
Pixels
Color
Imaging techniques
2006

Identifying different heart tissues from combined functional and viability MRI images

Ibrahim, E. S. H., Spooner, A., Weiss, R. G., Stuber, M., Kraitchman, D. & Osman, N. F., 2006, 2006 3rd IEEE International Symposium on Biomedical Imaging: From Nano to Macro - Proceedings. Vol. 2006. p. 129-132 4 p. 1624869

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance imaging
Tissue
Image enhancement
Composite materials
Muscle
2005

Improved Harmonic Phase (HARP) method for motion tracking a tagged cardiac MR images

Khalifa, A. M., Youssef, A. B. M. & Osman, N. F., 2005, Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings. Vol. 7 VOLS. p. 4298-4301 4 p. 1615415

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Imaging techniques

ZHARP: Three-dimensional motion tracking from a single image plane

Abd-Elmoniem, K. Z., Stuber, M., Osman, N. F. & Prince, J. L., 2005, Lecture Notes in Computer Science. Christensen, G. E. & Sonka, M. (eds.). Vol. 3565. p. 639-651 13 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Imaging techniques
Magnetic resonance
Experiments
2004

A technique for improving tag contrast persistence in SSFP MRI imaging using adaptive FLIP angle

Ibrahim, E. S. H. & Osman, N. F., 2004, 2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano. Vol. 2. p. 1051-1054 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance imaging
Imaging techniques
Computer simulation

Imaging the evolution of three-dimensional myocardial strains using a fast MR imaging technique

Sampath, S., Osman, N. F. & Prince, J. L., 2004, 2004 2nd IEEE International Symposium on Biomedical Imaging: Macro to Nano. Vol. 1. p. 624-627 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Imaging techniques
Strain measurement
Magnetic resonance
Saturation magnetization

Quantification of soft tissue deformations using strain-encoded magnetic resonance imaging

Fahmy, A. S. & Osman, N. F., 2004, Proceedings of SPIE - The International Society for Optical Engineering. Amini, A. A. & Mandura, A. (eds.). Vol. 5369. p. 62-73 12 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
magnetic resonance
Tuning
tuning
Tissue
2003

Tool for automatic real-time regional cardiac function analysis using HARP

Abd-Elmoniem, K. Z., Sampath, S., Osman, N. F. & Prince, J. L., 2003, Proceedings of SPIE - The International Society for Optical Engineering. Galloway Jr., R. L. (ed.). Vol. 5029. p. 581-589 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

harmonic analysis
Harmonic analysis
harmonics
Magnetic resonance
computer programs
2002

Determining the through-plane resolution of strain-encoded MRI

Fahmy, A. S. & Osman, N. F., 2002, Proceedings - International Symposium on Biomedical Imaging. IEEE Computer Society, Vol. 2002-January. p. 919-922 4 p. 1029411

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Elasticity Imaging Techniques
Magnetic resonance imaging
Tumors
Magnetic resonance
Neoplasms
2001

Quantitative ischemia detection during cardiac MR stress testing

Kraitchman, D., Sampath, S., Derbyshire, J. A., Bluemke, D. A., Gerber, B. L., Prince, J. L. & Osman, N. F., 2001, Annual Reports of the Research Reactor Institute, Kyoto University. Vol. 3. p. 2598-2601 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance imaging
Electrocardiography
Testing
Animals

Strain-encoded (SENC) harmonic phase imaging for fast magnetic resonance elastography

Osman, N. F., 2001, Proceedings of SPIE - The International Society for Optical Engineering. Chen, C. & Clough, A. V. (eds.). Vol. 4321. p. 195-203 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
magnetic resonance
Elasticity
elastic properties
harmonics
2000

On the design of the bandpass filters in harmonic phase MRI

Osman, N. F. & Prince, J. L., 2000, IEEE International Conference on Image Processing. Vol. 1. p. 625-628 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bandpass filters
Magnetic resonance imaging
Additive noise
1998

Angle images for measuring heart motion from tagged MRI

Osman, N. F. & Prince, J. L., 1998, IEEE International Conference on Image Processing. IEEE Comp Soc, Vol. 1. p. 704-708 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Magnetic resonance
Magnetic resonance imaging
Optical flows
Image processing
Visualization

Direct calculation of 2D components of myocardial strain using sinusoidal MR tagging

Osman, N. F. & Prince, J. L., 1998, Proceedings of SPIE - The International Society for Optical Engineering. Hoffman, E. A. (ed.). Vol. 3337. p. 142-152 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

marking
myocardium
Scanning
gradients
scanning
1997

Reconstruction of vector fields in bounded domain vector tomography

Osman, N. F. & Prince, J. L., 1997, IEEE International Conference on Image Processing. IEEE Comp Soc, Vol. 1. p. 476-479 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tomography