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Spread spectrum for compressed sensing techniques in magnetic resonance imaging

Y. Wiaux, G. Puy, R. Gruetter, J.-Ph. Thiran, D. Van De Ville, P. Vandergheynst
2010 2010 IEEE International Symposium on Biomedical Imaging: From Nano to Macro  
Magnetic resonance imaging (MRI) probes signals through Fourier measurements. Accelerating the acquisition process is of major interest for various MRI applications.  ...  We analyze the spread spectrum phenomenon related to the modulation and we prove its effectiveness in enhancing the overall quality of image reconstruction.  ...  In the context of compressed sensing, we have shown that pre-modulating signals by quadratic phase profiles would induce a spread spectrum phenomenon that could drastically enhance the quality of image  ... 
doi:10.1109/isbi.2010.5490066 dblp:conf/isbi/WiauxPGTVV10 fatcat:vw4byopxyngyhngzn4jfycfrhq

Spread spectrum for chaotic compressed sensing techniques in parallel magnetic resonance imaging

Tran Duc Tan, Le Vu-Ha, Nguyen Linh Trung
2011 2011 8th International Conference on Information, Communications & Signal Processing  
We consider the fast acquisition problem in magnetic resonance imaging (MRI). Often, fast acquisition is achieved using parallel imaging (pMRI) techniques.  ...  In this paper, we combine chaotic CS and spread spectrum technique in order to obtain a fast acquisition in MRI with enhanced quality of reconstructed image.  ...  ACKNOWLEDGMENT This research was supported by Asia Research Center, under project "Advanced signal processing techniques for improving the acquisition speed in magnetic resonant imaging".  ... 
doi:10.1109/icics.2011.6174234 dblp:conf/IEEEicics/TanLT11 fatcat:2qgw3cl5mbchvab3fsabfstze4

Universal and efficient compressed sensing by spread spectrum and application to realistic Fourier imaging techniques

Gilles Puy, Pierre Vandergheynst, Rémi Gribonval, Yves Wiaux
2012 EURASIP Journal on Advances in Signal Processing  
Finally, we show that the spread spectrum technique remains effective in an analog setting with chirp modulation for application to realistic Fourier imaging.  ...  We illustrate these findings in the context of radio interferometry and magnetic resonance imaging.  ...  Acknowledgements This study was supported in part by the Center for Biomedical Imaging (CIBM) of the Geneva and Lausanne Universities, EPFL, and the Leenaards and Louis-Jeantet foundations, in part by  ... 
doi:10.1186/1687-6180-2012-6 fatcat:nxjzokwmjjappcj5su4scdbuaq

Spread spectrum for interferometric and magnetic resonance imaging

G. Puy, Y. Wiaux, R. Gruetter, J.-Ph. Thiran, D. Van de Ville, P. Vandergheynst
2010 2010 IEEE International Conference on Acoustics, Speech and Signal Processing  
We consider images probed through incomplete and noisy Fourier coverages, both in the context of radio interferometry (RI) and of magnetic resonance imaging (MRI).  ...  We show that the quality of signal reconstruction can be significantly enhanced by the introduction of a linear chirp modulation, which induces a spread spectrum phenomenon.  ...  Magnetic resonance imaging: the second panel from the right represents original Shepp-Logan phantom image.  ... 
doi:10.1109/icassp.2010.5496198 dblp:conf/icassp/PuyWGTVV10 fatcat:qgtlxnwiwzhi5eyvsboy62rm6u

Spread Spectrum Magnetic Resonance Imaging

G. Puy, J. P. Marques, R. Gruetter, J. Thiran, D. Van De Ville, P. Vandergheynst, Y. Wiaux
2012 IEEE Transactions on Medical Imaging  
We propose a novel compressed sensing technique to accelerate the magnetic resonance imaging (MRI) acquisition process.  ...  The proposed technique is thoroughly studied by means of numerical simulations, as well as phantom and in vivo experiments on a 7T scanner.  ...  Shuman for his helpful suggestions to improve the writing quality of the paper, as well as the reviewers for their very useful comments.  ... 
doi:10.1109/tmi.2011.2173698 pmid:22042149 fatcat:d7v5px7rxfay3esqwfelbyuv6m

A nitrogen-vacancy spin based molecular structure microscope using multiplexed projection reconstruction [article]

Andrii Lazariev, Gopalakrishnan Balasubramanian
2015 arXiv   pre-print
These advantages have unique applications in nanoscale sensing and imaging of magnetic fields from nuclear spins in single biomolecules.  ...  Methods and techniques to measure and image beyond the state-of-the-art have always been influential in propelling basic science and technology.  ...  Correspondence and requests for materials should be addressed to G.Balasubramanian (gbalasu@mpibpc.mpg.de)  ... 
arXiv:1505.02904v1 fatcat:2e6a6xnywrc63a4vsnleybd3bu

A nitrogen-vacancy spin based molecular structure microscope using multiplexed projection reconstruction

Andrii Lazariev, Gopalakrishnan Balasubramanian
2015 Scientific Reports  
These advantages have unique applications in nanoscale sensing and imaging of magnetic fields from nuclear spins in single biomolecules.  ...  Nuclear magnetic resonance (NMR) is a widely applied technique that infers chemical signatures through magnetic dipolar interactions.  ...  Spin imaging method Several different schemes are currently being considered for nanoscale magnetic resonance imaging (MRI) using NV-sensors: scanning the probe 12, 15, 41 , scanning the sample 23,  ... 
doi:10.1038/srep14130 pmid:26370514 pmcid:PMC4569900 fatcat:iwceenziprgdjerjps4tuhfgue

MagnetoPlasmonic Waves/HOMO-LUMO Free π-Electron Transitions Coupling in Organic Macrocycles and Their Effect in Sensing Applications

Maria Grazia Manera, Gabriele Giancane, Simona Bettini, Ludovico Valli, Victor Borovkov, Adriano Colombelli, Daniela Lospinoso, Roberto Rella
2021 Chemosensors  
The detection mechanism appears strongly enhanced if the Plasmon Wave/HOMO-LUMO transitions energy are in resonance.  ...  Optical and magneto-optical surface plasmon resonance (MOSPR) characterization and preliminary sensing test onto single- and multi-layers of two organic macrocycles have been performed; TbPc2(OC11H21)8  ...  and Technology, Beijing, China) who approved the kind and friendly supply of Tb bisphthalocyanine used in this manuscript and G.  ... 
doi:10.3390/chemosensors9100272 fatcat:z5mkzdlqebdfxmj2zn5t4lbncy

Sparsity Averaging for Compressive Imaging

R. E. Carrillo, J. D. McEwen, D. Van De Ville, Jean-Philippe Thiran, Y. Wiaux
2013 IEEE Signal Processing Letters  
We discuss a novel sparsity prior for compressive imaging in the context of the theory of compressed sensing with coherent redundant dictionaries, based on the observation that natural images exhibit strong  ...  We test our prior and the associated algorithm, based on an analysis reweighted ℓ_1 formulation, through extensive numerical simulations on natural images for spread spectrum and random Gaussian acquisition  ...  In order to have a fast measurement operator that obeys the D-RIP, we use for a first experiment the spread spectrum technique described in [8] .  ... 
doi:10.1109/lsp.2013.2259813 fatcat:fcc4utu6afcjte2ferppkncgci

Chaotic Compressed Sensing and Its Application to Magnetic Resonance Imaging

Nguyen Linh-Trung, Truong Minh-Chinh, Tan Tran-Duc, Ha Vu Le, Minh Ngoc Do
2014 REV Journal on Electronics and Communications  
Fast image acquisition in magnetic resonance imaging (MRI) is important, due to the need to find ways that help relieve patient's stress during MRI scans.  ...  Methods for fast MRI have been proposed, most notably among them are pMRI (parallel MRI), SWIFT (SWeep Imaging with Fourier Transformation), and compressed sensing (CS) based MRI.  ...  Tropp et al. in [6] on the other hand obtained the matrix, which is H λ in (4) 3 Magnetic Resonance Imaging Standard 2D Image Acquisition in Magnetic Resonance Imaging Magnetic resonance imaging  ... 
doi:10.21553/rev-jec.60 fatcat:66u7zwfkojhyxfugpazw74iava

Compressed sensing to accelerate magnetic resonance spectroscopic imaging: evaluation and application to 23Na-imaging of mouse hearts

Mahon L. Maguire, Sairam Geethanath, Craig A. Lygate, Vikram D. Kodibagkar, Jürgen E. Schneider
2015 Journal of Cardiovascular Magnetic Resonance  
Magnetic Resonance Spectroscopic Imaging (MRSI) has wide applicability for non-invasive biochemical assessment in clinical and pre-clinical applications but suffers from long scan times.  ...  Compressed sensing (CS) has been successfully applied to clinical 1 H MRSI, however a detailed evaluation of CS for conventional chemical shift imaging is lacking.  ...  Acknowledgements The authors would like to thank Ms Vicky Thornton for her help with the in vivo experiments. This project was funded by a MRC/EPSRC Grant (G0600829).  ... 
doi:10.1186/s12968-015-0149-6 pmid:26073300 pmcid:PMC4466859 fatcat:doiupnos25fsjg2kc2vsqigvou

Improved least squares MR image reconstruction using estimates of k-Space data consistency

Kevin M. Johnson, Walter F. Block, Scott. B. Reeder, Alexey Samsonov
2011 Magnetic Resonance in Medicine  
accurate and precise reconstruction with many least-squares based image estimation techniques including parallel imaging and constrained reconstruction/compressed sensing applications.  ...  Performance of the several variants of the algorithm tailored for fast spin echo (FSE) and self gated respiratory gating applications was evaluated in simulations, phantom experiments, and in-vivo scans  ...  Appendix: 2D Bitreverse Algorithm The 2D bitreverse algorithm is an extension of more commonly utilized 1D methods and for N by M is performed as follows (written for Matlab):  ... 
doi:10.1002/mrm.23144 pmid:22135155 pmcid:PMC3354012 fatcat:7p4fwazn75duvgbww7nqufs264

A multispectral three-dimensional acquisition technique for imaging near metal implants

Kevin M. Koch, John E. Lorbiecki, R. Scott Hinks, Kevin F. King
2009 Magnetic Resonance in Medicine  
Metallic implants used in bone and joint arthroplasty induce severe spatial perturbations to the B 0 magnetic field used for high-field clinical magnetic resonance.  ...  It is demonstrated that this multi acquisition variable-resonance image combination technique can be used to generate a composite image that is devoid of slice-plane distortion and possesses greatly reduced  ...  Hollis Potter, MD for assistance in establishing the clinical context of the presented methods. Dr. Patrick LeRoux, Dr. Anja Brau, Dr. Weitian Chen, Dr. Reed Busse, Dr. Hari Hariharan, Dr.  ... 
doi:10.1002/mrm.21856 pmid:19165901 fatcat:gtnxxwmbzrc2bfoilndlmavzle

An iterative sparse deconvolution method for simultaneous multicolor 19 F‐MRI of multiple contrast agents

Jasper Schoormans, Claudia Calcagno, Mariah R.R. Daal, Rob C.I. Wüst, Christopher Faries, Alexander Maier, Abraham J.P. Teunissen, Sonum Naidu, Brenda L. Sanchez‐Gaytan, Aart J. Nederveen, Zahi A. Fayad, Willem J.M. Mulder (+2 others)
2019 Magnetic Resonance in Medicine  
19 F-MRI is gaining widespread interest for cell tracking and quantification of immune and inflammatory cells in vivo.  ...  Different fluorinated compounds can be discriminated based on their characteristic MR spectra, allowing in vivo imaging of multiple 19 F compounds simultaneously, so-called multicolor 19 F-MRI.  ...  ACKNOWLEDGMENTS We gratefully acknowledge the support of NVIDIA Corporation with the donation of the Titan X Pascal GPU used for this research.  ... 
doi:10.1002/mrm.27926 pmid:31441541 pmcid:PMC6852267 fatcat:qnas6tndqvfnrkmw2h2vmmvb6a

A Compressed Sensing Framework for Magnetic Resonance Fingerprinting [article]

Mike Davies, Gilles Puy, Pierre Vandergheynst, Yves Wiaux
2014 arXiv   pre-print
Inspired by the recently proposed Magnetic Resonance Fingerprinting (MRF) technique, we develop a principled compressed sensing framework for quantitative MRI.  ...  The three key components are: a random pulse excitation sequence following the MRF technique; a random EPI subsampling strategy and an iterative projection algorithm that imposes consistency with the Bloch  ...  Transform [2] and in spread spectrum compressed sensing [33] .  ... 
arXiv:1312.2465v2 fatcat:cspsq6tq6jbbfh2brxkgtjpynm
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