Mehmet Akçakaya: Publications


 

Journal Publications

Submitted/Accepted Pending Revision

3) B. Rieger, M. Akçakaya, J. C. Pariente, S. Llufriu, E. Martinez-Heras, S. Weingärtner and L. R. Schad, "Time Efficient Whole-Brain Coverage with MR Fingerprinting using Slice-Interleaved Echo-Planar-Imaging," submitted, 2017.

2) G. Wang, L. Zhang, G. B. Giannakis, M. Akçakaya and J. Chen, "Sparse Phase Retrieval via Truncated Amplitude Flow," submitted, 2016.

1) M. Akçakaya, "Accelerating MRI Using Sparse Phase Retrieval and Magnitude-Only k-space Side Information," submitted, 2016.

Published/In press (Reverse Chronological Order)

38) S. Weingärtner, C. Shenoy, B. Rieger, L. R. Schad, J. Schulz-Menger and M. Akçakaya, "TempOrally-resolved Parametric Asssessment of Z-magnetization recovery (TOPAZ): Dynamic Myocardial T1 Mapping using a Cine Steady-State Look-Locker Approach," Magnetic Resonance in Medicine, in press. (pdf)

37) S. Weingärtner, S. Moeller, S. Schmitter, E. Auerbach, P. Kellman, C. Shenoy and M. Akçakaya, "Simultaneous Multi-Slice Imaging for Native Myocardial T1 Mapping: Improved Spatial Coverage in a Single Breath-Hold," Magnetic Resonance in Medicine, 78(2), pp. 462-471, Aug. 2017. (pdf)

36) T. A. Basha, M. Akçakaya, C. Liew, C. Tsao, F. N. Delling, W. J. Manning and R. Nezafat, "Clinical Performance of High-Resolution Late Gadolinium Enhancement Imaging with Compressed Sensing," Journal of Magnetic Resonance Imaging, in press. (pdf)

35) S. Weingärtner, F. Zimmer, G. J. Metzger, K. Uğurbil, P.-F. van de Moortele and M. Akçakaya, "Motion-Robust Cardiac B1+ Mapping at 3T using Interleaved Bloch-Siegert Shifts," Magnetic Resonance in Medicine, 78(2), pp. 670-677, Aug. 2017. (pdf)

34) S. Weingärtner, N. M. Meßner, F. G. Zöllner, M. Akçakaya and L. R. Schad, "Black-Blood Native T1 Mapping: Blood Signal Suppression for Reduced Partial-Voluming in the Myocardium" Magnetic Resonance in Medicine, 78(2), pp. 484-493, Aug. 2017. (pdf)

33) M. Akçakaya, S. Weingärtner, T. A. Basha, S. Roujol, S. Bellm and R. Nezafat, "Joint Myocardial T1 and T2 Mapping Using a Combination of Saturation Recovery and T2-preparation," Magnetic Resonance in Medicine, 76(3), pp. 888-896, Sept. 2016. (pdf)

32) M. Akçakaya and V. Tarokh, “Sparse Signal Recovery from a Mixture of Linear and Magnitude-Only Measurements,” IEEE Signal Processing Letters, 22(9), pp. 1220-1223, Sept. 2015. (pdf)

31) S. Roujol, T. A. Basha, S. Weingärtner, M. Akçakaya, S. J. Berg, W. J. Manning and R. Nezafat, "Impact of Motion Correction on Reproducibility and Spatial Variability of Quantitative Myocardial T2 Mapping," Journal of Cardiovascular Magnetic Resonance, 17:46, 2015.  (pdf)

30) M. Akçakaya*, T. A. Basha*, S. Weingärtner, S. Roujol, S. Berg and R. Nezafat, "Improved Quantitative Myocardial T2 Mapping," Magnetic Resonance in Medicine, 74(1), pp. 93-105, July 2015. (*: denotes co-first authorship). (pdf)

29) M. Akçakaya, S. Nam, T. A. Basha, K. Kawaji, V. Tarokh and R. Nezafat, “An Augmented Lagrangian Based Compressed Sensing Reconstruction for Non-Cartesian Magnetic Resonance Imaging without Gridding and Regridding at Every Iteration,” PLoS ONE, 9(9):e107107, Sept. 12, 2014. (pdf)

28) S. Weingärtner, M. Akçakaya, S. Roujol, T. A. Basha, C. Tschabrunn, S. Berg, E. Anter and R. Nezafat, “Free-breathing Combined 3D Late Gadolinium Enhancement and T1 Mapping for Myocardial Tissue Characterization,” Magnetic Resonance in Medicine, 74(4), pp. 1032-1041, Oct. 2015. (pdf)

27) T. A. Basha, M. Akçakaya, B. Goddu, S. Berg and R. Nezafat, “Accelerated 3D Cine Phase Contrast Imaging using Randomly Undersampled Echo Planar Imaging with Compressed Sensing Reconstruction,” NMR Biomedicine, 28(1), pp. 30-39, Jan. 2015. (pdf)

26) S. Roujol, M. Foppa, T. A. Basha, M. Akçakaya, B. Goddu, S. Berg and R. Nezafat, “Highly Accelerated Free-Breathing ECG-Triggered Contrast-Enhanced Pulmonary Vein MRA,” Journal of Cardiovascular Magnetic Resonance, 16:91, 2014. (pdf)

25) K. Kawaji, M. Foppa, S. Roujol, M. Akçakaya and R. Nezafat, "Whole Heart Coronary Imaging with Flexible Acquisition Window and Trigger Delay," PLoS ONE, 10(2):e0112020, Feb. 26, 2015. (pdf)

24) M. Akçakaya, S. Weingärtner, S. Roujol and R. Nezafat, “On the Selection of Sampling Points for Myocardial T1 Mapping,” Magnetic Resonance in Medicine, 73(5), pp. 1741-1753, May 2015. (pdf)

23) S. Weingärtner, S. Roujol, M. Akçakaya, T. A. Basha, W. J. Manning and R. Nezafat, “Free-Breathing Multi-Slice Native Myocardial T1 Mapping using the Slice-Interleaved T1 (STONE) Sequence,” Magnetic Resonance in Medicine, 74(1), pp. 115-214, July 2015. (pdf)

22) S. Pflugi, S. Roujol, M. Akçakaya, K. Kawaji, M. Foppa, B. Heydari, B. Goddu, K. V. Kissinger, S. Berg, W. J. Manning, S. Kozerke and R. Nezafat, “Accelerated Cardiac MR Stress Perfusion with Radial Sampling After Physical Exercise with an MR-compatible Supine Bicycle Ergometer,” Magnetic Resonance in Medicine, 74(2), pp. 384-395, Aug. 2015. (pdf)

21) M. Akçakaya, T. A. Basha, S. Pflugi, M. Foppa, K. V. Kissinger, T. H. Hauser and R. Nezafat, “Localized Spatio-Temporal Constraints for Accelerated CMR Perfusion,” Magnetic Resonance in Medicine, 72(3), pp. 629-639, Sept. 2014. (pdf)

20) S. Weingärtner, M. Akçakaya, S. Roujol, T. A. Basha, C. Stehning, K. V. Kissinger, B. Goddu, S. Berg, W. J. Manning and R. Nezafat, “Free-Breathing Post-Contrast Three-dimensional T1 Mapping: Volumetric Assessment of Myocardial T1 Values,” Magnetic Resonance in Medicine, 73(1): pp. 214-222, Jan. 2015. (pdf)

19) S. Roujol, T. A. Basha, M. Akçakaya, M. Foppa, R. H. Chan, K. V. Kissinger, B. Goddu, S. Berg, W. J. Manning and R. Nezafat, “3D Late Gadolinium Enhancement in a Single Prolonged Breath-hold using Supplemental Oxygenation and Hyperventilation,” Magnetic Resonance in Medicine, 72(3), pp. 850-857, Sept. 2014. (pdf)

18) M. Akçakaya, P. Gulaka, T. A. Basha, L. H. Ngo, W. J. Manning and R. Nezafat, “Free-Breathing Phase Contrast MRI with Near 100% Respiratory Navigator Efficiency using k-space Dependent Respiratory Gating,” Magnetic Resonance in Medicine, 71(6), pp. 2172-2179, June 2014. (pdf)

17) M. Akçakaya, T. A. Basha, R. H. Chan, W. J. Manning and R. Nezafat, “Accelerated Isotropic Sub-Millimeter Whole-Heart Coronary MRI: Compressed Sensing versus Parallel Imaging,” Magnetic Resonance in Medicine, 71(2), pp. 815-822, Feb. 2014 . (pdf)

16) S. Weingärtner, M. Akçakaya, K. V. Kissinger, B. Goddu, S. Berg, W. J. Manning, R. Nezafat, “Combined Saturation/Inversion Recovery Sequences for Improved Evaluation of Scar and Diffuse Fibrosis in Patients with Arrhythmia or Heart Rate Variability,” Magnetic Resonance in Medicine, 71(3), pp. 1024-1034, March 2014. (pdf)

15) S. Nam, S. Hong, M. Akçakaya, Y. Kwak, B. Goddu, K. V. Kissinger, W. J. Manning, V. Tarokh, R. Nezafat, "Compressed Sensing Reconstruction for Undersampled Breath-Hold Radial Cine Imaging with Auxiliary Free-Breathing Data," Journal of Magnetic Resonance Imaging, 39(1), pp. 179-188, Jan. 2014. (pdf)

14) M. Akçakaya, J. L. Shaw, T. H. Hauser and R. Nezafat, "Utility of Respiratory-Navigator-Rejected k-space Lines for Improved Signal-to-Noise Ratio in 3D Cardiac MR," Magnetic Resonance in Medicine, 70(5), pp. 1332-1339, Nov. 2013 . (pdf)

13) Y. Kwak, S. Nam, M. Akçakaya, T. A. Basha, B. Goddu, W. J. Manning, V. Tarokh, R. Nezafat, "Accelerated Aortic Flow Assessment with Compressed Sensing With and Without Use of the Sparsity of the Complex Difference Image," Magnetic Resonance in Medicine, 70(3), pp. 851-858, Sept. 2013. (pdf)

12) S. Nam, M. Akçakaya, T. A. Basha, C. Stehning, W. J. Manning, V. Tarokh and R. Nezafat, “Compressed Sensing Reconstruction for Whole Heart Imaging with 3D Radial Trajectories: A GPU Implementation,” Magnetic Resonance in Medicine, 69(1), pp. 91–102, Jan. 2013. (pdf)

11) M. Akçakaya, H. Rayatzadeh, T. A. Basha, S. N. Hong, R. H. Chan, K. V. Kissinger, T. H. Hauser, M, E. Josephson, W. J. Manning and R. Nezafat, “Accelerated Late Gadolinium Enhancement Cardiac MRI with Isotropic Spatial Resolution Using Compressed Sensing: Initial Experience,” Radiology, 264(3):691-699, Sept. 2012. (pdf)

10) M. Akçakaya*, T. A. Basha*, R. H. Chan, H. Rayatzadeh, K. V. Kissinger, B. Goddu, L. A. Goepfert, W. J. Manning and R. Nezafat, "Accelerated Contrast-Enhanced Whole Heart Coronary MRI using Low-dimensional-Structure Self-learning and Thresholding (LOST)," Magnetic Resonance in Medicine, 67(5), pp. 1434-1443, May 2012. (*: denotes co-first authorship). (pdf) (cover image)

9) M. H. Moghari, M. Akçakaya, A. O'Connor, T. A. Basha, M. Casanova, L. Goepfert, K. V. Kissinger, B. Goddu, M. L. Chuang, V. Tarokh, W. J. Manning and R. Nezafat, "Compressed-Sensing Motion Compensation (CosMo): A Joint Prospective-Retrospective Respiratory Navigator for Coronary MRI," Magnetic Resonance in Medicine, 66(6), pp. 1674-1681, Dec. 2011. (pdf)

8) M. Akçakaya, T. A. Basha, B. Goddu, L. A. Goepfert, K. V. Kissinger, V. Tarokh, W. J. Manning and R. Nezafat, "Low-dimensional-Structure Self-Learning and Thresholding (LOST): Regularization Beyond Compressed Sensing for MRI Reconstruction," Magnetic Resonance in Medicine, 66(3), pp. 756–767, Sept. 2011. (pdf) ISMRM I. I. Rabi Young Investigator Award Finalist

7) M. Akçakaya, J. Park and V. Tarokh, "A Coding Theory Approach to Noisy Compressive Sensing Using Low Density Frames," IEEE Trans. on Signal Processing, 59(11), pp. 5369-5379, Nov. 2011. (pdf)

6) M. Akçakaya, P. Hu, M. L. Chuang, T. H. Hauser, L. H. Ngo, W. J. Manning, V. Tarokh and R. Nezafat, "Accelerated Non-Contrast Enhanced Pulmonary Vein MRA with Distributed Compressed Sensing,'' Journal of Magnetic Resonance Imaging, 33(5), pp. 1248-1255, May 2011. (pdf)

5) M. Akçakaya, S. Nam, P. Hu, M. H. Moghari, L. H. Ngo, V. Tarokh, W. J. Manning and R. Nezafat, "Compressed Sensing with Wavelet Domain Dependencies for Coronary MRI: A Retrospective Study," IEEE Trans. on Medical Imaging, 30(5), pp. 1090-1099, May 2011. (pdf)

4) M. Akçakaya and V. Tarokh, "Shannon Theoretic Limits on Noisy Compressive Sampling," IEEE Trans. on Information Theory, 56(1), pp. 492-504, Jan. 2010. (pdf)

3) M. Akçakaya and V. Tarokh, "A Frame Construction and A Universal Distortion Bound for Sparse Representations," IEEE Trans. on Signal Processing, 56(6), pp. 2443-2450, June 2008. (pdf)

2) M. Akçakaya and V. Tarokh, "Performance of Sparse Representation Algorithms Using Randomly Generated Frames," IEEE Signal Processing Letters, 14(11), pp. 777-780, Nov. 2007. (pdf)

1) N. Mysore, J. Bajcsy, M. Akçakaya and H. Kobayashi, "A New Performance Evaluation Technique for Iteratively Decoded Magnetic Recording Systems," IEEE Trans. on Magnetics, 41(10), pp. 2986-2988, Oct. 2005. (pdf)

Selected Conference Papers

M. Akçakaya, T. A. Basha, S. Weingärtner and R. Nezafat, "Joint Image Reconstruction and Motion Parameter Estimation for Free-Breathing Navigator-Gated Cardiac MRI," Proceedings of SPIE International Symposium on Optical Science and Technology, Wavelets and Sparsity XV, August 2013 (invited).

M. Akçakaya and V. Tarokh, "Distortion-Based Achievability Conditions for Joint Estimation of Sparse Signals and Measurement Parameters from Undersampled Acquisitions," Proceedings of the IEEE International Symposium on Information Theory, Istanbul, Turkey, July 2013.

M. Akçakaya, H. Rayatzadeh, S. N. Hong, T. H. Hauser, R. H. Chan, T. A. Basha, K. V. Kissinger, B. Goddu, W. J. Manning and R. Nezafat, “Improved Late Gadolinium Enhancement Imaging of Left Ventricle with Isotropic Spatial Resolution,” Proc. 15th Scientific Sessions of SCMR, 2012. SCMR Early Career Award Finalist (Basic Translational Research)

M. Akçakaya, S. N. Hong, R. H. Chan, T. A. Basha, M. H. Moghari, K. V. Kissinger, B. Goddu, M. E. Josephson W. J. Manning and R. Nezafat, “Left Atrial Scar Assessment using Imaging with Isotropic Spatial Reso;ution and Compressed Sensing,” Proc. 15th Scientific Sessions of SCMR, 2012. SCMR Early Career Award Finalist (Basic Science Research)

S. Nam, M. Akçakaya, Y. Kwak, B. Goddu, K. V. Kissinger, M. E. Josephson W. J. Manning, V. Tarokh and R. Nezafat, “Improved Accelerated Breath-hold Radial Cine Image Reconstruction by Acquiring Additional Free-Breathing Data between Breath-holds,” Proc. 15th Scientific Sessions of SCMR, 2012.

J. L. Shaw, M. H. Moghari, M. Akçakaya, R. H. Chan, W. J. Manning and R. Nezafat, “Improved Navigator-gated Motion Compensation in Cardiac MR Using Additional Constraint of Magnitude of Motion-Corrupted Data,” Proc. 15th Scientific Sessions of SCMR, 2012.

M. Akçakaya, T. A. Basha, B. Goddu, L. Goepfert, K. V. Kissinger, V. Tarokh, W. J. Manning and R. Nezafat, "Low-dimensional-Structure Self-Learning and Thresholding (LOST): Regularization Beyond Compressed Sensing for MRI Reconstruction," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011.

M. Akçakaya*, T. A. Basha*, K. V. Kissinger, B. Goddu, L. Goepfert, W. J. Manning and R. Nezafat, "Accelerated Contrast-Enhanced Whole Heart Coronary MRI Using Low-dimensional-Structure Self-learning and Thresholding (LOST), an Improved Compressed Sensing Reconstruction," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011 (*: denotes co-first authorship).

M. Akçakaya*, S. Nam*, T. A. Basha, V. Tarokh, W. J. Manning and R. Nezafat, "Iterative Compressed Sensing Reconstruction for 3D Non-Cartesian Trajectories without Gridding & Regridding at Every Iteration," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011 (*: denotes co-first authorship).

T. A. Basha, M. Akçakaya, M. H. Moghari, K. V. Kissinger, B. Goddu, L. Goepfert, W. J. Manning and R. Nezafat, "Minimization of Imaging Artifacts from Profile Ordering of Randomly Selected ky-kz Lines for Prospective Compressed-Sensing Acqusition in 3D Segmented SSFP and GRE Imaging," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011.

M. H. Moghari, T. A. Basha, M. Akçakaya,, A. O’Connor, L. Goepfert, K. V. Kissinger, B. Goddu, D. Stanton, W. J. Manning and R. Nezafat, "A Joint Prospective-Retrospective Respiratory Navigator for Contrast Enhanced Whole-Heart Coronary MRI," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011.

S. Nam, T. A. Basha, M. Akçakaya, C. Stehning, W. J. Manning, V. Tarokh and R. Nezafat, "A GPU Implementation of Compressed Sensing Reconstruction of 3D Radial (Kooshball) Acquisition for High-Resolution Cardiac MRI," Proceedings of the 19th Scientific Meeting of ISMRM, Montreal, Canada, May 2011.

M. Akçakaya, S. Nam, P. Hu, V. Tarokh, W. J. Manning and R. Nezafat, "Compressed Sensing with Transform Domain Dependencies for Coronary MRI," Proceedings of the 18th Scientific Meeting of ISMRM, Stockholm, Sweden, May 2010.

M. Akçakaya, P. Hu, V. Tarokh, W. J. Manning and R. Nezafat, "Non-Contrast Enhanced Pulmonary Vein MRA with Compressed Sensing," Proceedings of the 18th Scientific Meeting of ISMRM, Stockholm, Sweden, May 2010.

M. Hedjazi Moghari*, M. Akçakaya*, A. O'Connor, P. Hu, V. Tarokh, W. J. Manning and R. Nezafat, "CoSMo: Compressed Sensing Motion Correction for Coronary MRI," Proceedings of the 18th Scientific Meeting of ISMRM, Stockholm, Sweden, May 2010 (*: denotes co-first authorship).

S. Nam, M. Akçakaya, P. Hu, W. J. Manning, V. Tarokh and R. Nezafat, "Impact of Coil Sensitivity Estimation on MRI Reconstruction Methods Combining Compressed Sensing and Parallel MRI," Proceedings of the 18th Scientific Meeting of ISMRM, Stockholm, Sweden, May 2010.

M. Akçakaya, S. Nam, M. H. Moghari, P. Hu, W. J. Manning, V. Tarokh and R. Nezafat, "Accelerated Coronary MRI Using Compressed Sensing with Transform Domain Dependencies: A Feasibility Study," Journal of Cardiovascular Magnetic Resonance, 12 (Suppl 1), pp. 107-108, 2010.

M. Akçakaya, J. Park and V. Tarokh, "Low Density Frames for Compressive Sensing," Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, Dallas, Texas, March 2010.

M. Akçakaya and V. Tarokh, "Limits on Noisy Compressive Sampling in Linear and Sublinear Regimes," Proceedings of the Conference on Information Sciences and Systems, Princeton, New Jersey, March 2008 (invited).

M. Akçakaya and V. Tarokh, "On Sparsity, Redundancy and Quality of Frame Representations," Proceedings of the IEEE International Symposium on Information Theory, Nice, France, June 2007.

M. Akçakaya and V. Tarokh, "Performance Study of Various Sparse Representation Methods Using Redundant Frames," Proceedings of the Conference on Information Sciences and Systems, Baltimore, Maryland, March 2007.

N. Mysore, M. Akçakaya, J. Bajcsy and H. Kobayashi, "A New Performance Evaluation Technique for Iteratively Decoded Magnetic Recording Systems," Proceedings of the IEEE International Magnetics Conference, Nagoya, Japan, April 2005.

 


   


Home



Publications
Teaching
Research Group
Curriculum vitae (.pdf)



Contact information