## Publications

### Journal Papers

[1] E. Bostan, M. Unser, J. P. Ward, "* Divergence-free Wavelet Frames,*" IEEE Signal Processing Letters, vol. 22, no. 8, pp. 1142-1146, August 2015.

[2] E. Bostan, S. Lefkimmiatis, O. Vardoulis, N. Stergiopulos, M. Unser, "* Improved Variational Denoising of Flow Fields with Application to Phase-Contrast MRI Data,*" IEEE Signal Processing Letters, vol. 22, no. 6, pp. 762-766, June 2015.

[3] U. S. Kamilov, E. Bostan, and M. Unser, "* Variational Justification of Cycle Spinning for Wavelet-Based Solutions of Inverse Problems,*" IEEE Signal Processing Letters, vol. 21, no. 11, pp. 1326-1330, November 2014.

[4] E. Bostan, U. S. Kamilov, M. Nilchian, and M. Unser, "* Sparse Stochastic Processes and Discretization of Linear Inverse Problems,*" IEEE Transactions on Image Processing, vol. 22, no. 7, pp. 2699-2710, July 2013.

[5] A. Kazerouni, U. S. Kamilov, E. Bostan, and M. Unser, "* Bayesian Denoising: From MAP to MMSE Using Consistent Cycle Spinning,*" IEEE Signal Processing Letters, vol. 20, no. 3, March 2013.

[6] A. Bourquard, N. Pavillon, E. Bostan, C. Depeursinge, M. Unser, "* A Practical Inverse-Problem Approach to Digital Holographic Reconstruction,*" Optics Express, vol. 21, no. 3, pp. 3417-3433, February, 2013.

[7] A. Amini, U. S. Kamilov, E. Bostan, and M. Unser, "* Bayesian Estimation for Continuous-Time Sparse Stochastic Processes,*" IEEE Transactions on Signal Processing, vol. 61, no. 4, pp. 907-920, February 2013.

[8] U. S. Kamilov, E. Bostan, and M. Unser, "* Wavelet Shrinkage with Consistent Cycle Spinning Generalizes Total Variation Denoising,*" IEEE Signal Processing Letters, vol. 19, no. 4, pp. 187-190, April 2012.

### Conference Papers

[1] E. Bostan, E. Froustey, B. Rappaz, E. Shaffer, D. Sage, M. Unser, "* Phase Retrieval by using Transport-of-Intensity Equation and Differential Interference Contrast Microscopy,*" Proceedings of the 21st IEEE International Conference on Image Processing (ICIP'14), Paris, France, October 27-30, 2014, pp 3939-3943.

[2] J. Fageot, E. Bostan, M. Unser, "* Statistics of Wavelet Coefficients For Sparse Self-Similar Images,*" Proceedings of the 21st IEEE International Conference on Image Processing (ICIP'14), Paris, France, October 27-30, 2014, pp. 6096-6100.

[3] E. Froustey, E. Bostan, S. Lefkimmiatis, M. Unser, "* Digital Phase Reconstruction via Iterative Solutions of Transport-of-Intensity Equation,*" Proceedings of the 13th IEEE Workshop on Information Optics (WIO'14), Neuchâtel NE, Switzerland, July 7-11, 2014, pp. 1-3.

[4] E. Bostan, J. Fageot, U. S. Kamilov, and M. Unser, "* MAP Estimators for Self-Similar Sparse Stochastic Models,*" Proceedings of the 10th International Conference on Sampling Theory and Applications (SampTA'13), Bremen, Germany, July 1-5, 2013, pp. 197-199.

[5] E. Bostan, U. S. Kamilov, M. Nilchian, and M. Unser, "* Consistent Discretization of Linear Inverse Problems using Sparse Stochastic Processes,*" 5th Workshop on Signal Processing with Adaptive Sparse Structured Representations (SPARS'13), July 8-11, 2013, Lausanne.

[6] E. Bostan, O. Vardoulis, D. Piccini, P. D. Tafti, N. Stergiopulos, and M. Unser, "* Spatio-Temporal Regularization of Flow-Fields,*" Proceedings of the 10th IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI'13),San Francisco CA, USA, April 7-11, 2013, pp. 824-827.

[7] P.D. Tafti, E. Bostan, and M. Unser, "* Variational Decomposition of Vector Fields in the Presence of Noise,*" Proceedings of the 10th IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI'13), San Francisco CA, USA, April 7-11, 2013, pp. 1162-1165.

[8] U. S. Kamilov, A. Bourquard, E. Bostan, and M. Unser, “* Autocalibrated Signal Reconstruction from Linear Measurements using Adaptive GAMP,*” Proceedings of the 38th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP'13),Vancouver BC, Canada, May 26-31, 2013, pp. 5925-5928.

[9] B. Tekin, U. S. Kamilov, E. Bostan, and M. Unser, “* Benefits of Consistency in Image Denoising with Steerable Wavelets,*” Proceedings of the 38th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP'13), Vancouver BC, Canada, May 26-31, 2013, pp. 1355-1358.

[10] E. Bostan, U. Kamilov, M. Unser, "* Reconstruction of Biomedical Images and Sparse Stochastic Modeling,*" Proceedings of the 9th IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI'12), Barcelona, Spain, May 2-5, 2012, pp. 880-883.

[11] E. Bostan, P.D. Tafti, M. Unser, "* A Dual Algorithm for L1-Regularized Reconstruction of Vector Fields,*" Proceedings of the 9th IEEE International Symposium on Biomedical Imaging: From Nano to Macro (ISBI'12), Barcelona, Spain, May 2-5, 2012, pp. 1579-1582.

[12] U. Kamilov, E. Bostan, M. Unser, "* Generalized Total Variation Denoising via Augmented Lagrangian Cycle Spinning with Haar Wavelets,*" Proceedings of the 37th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP'12), Japan, March 25-30, 2012, pp. 909-912.

[13] O. Ozdemir, H. Haddar, C. Fidan, E. Bostan, "* Thickness Reconstruction of Dielectric Coatings by the Use of Higher Order Impedance Boundary Conditions,*" 6th Workshop on Advanced Computational Electromagnetics (ACE'10), July 5-7, 2010, Zurich.