Publications

2014

Characterization of the spatio-temporal response of optical fiber sensors to incident spherical waves I.A. Veres, P. Burgholzer, T. Berer, A. Rosenthal, G. Wissmeyer, and V. Ntziachristos J. Acoust. Soc. Am. 135:1853-1862, 2014.
Artifact removal in photoacoustic section imaging by combining an integrating cylindrical detector with model-based reconstruction G. Paltauf and R. Nuster J. Biomed. Opt. 19(2), 026014, 2014.
Two-photon absorption-induced photoacoustic and luminescence imaging employing a femtosecond laser G. Langer, I.A. Veres, K.-D. Bouchal, R. Galos, J. Kilgus, P. Burgholzer, and T. Berer Proc. SPIE 8943:89431V, 2014.
Fiber-based remote photoacoustic imaging utilizing a Mach Zehnder interferometer with optical amplification A. Hochreiner, J. Bauer-Marschallinger, P. Burgholzer, and T. Berer Proc. SPIE 8943:89436B, 2014.
Spatial over-sampling and its influence on spatial resolution for photoacoustic tomography with finite sized detectors P. Burgholzer, H. Roitner, T. Berer, H. Grün, R. Nuster, G. Paltauf, and M. Haltmeier Proc. SPIE 8943:89432K, 2014.

2013

Photoacoustic imaging in attenuating acoustic media based on strongly causal models K. Kalimeris and O. Scherzer. Math. Methods Appl. Sci. 36(16):2254-2264, 2013.
An approach to the minimization of the mumford–shah functional using γ-convergence and topological asymptotic expansion M. Grasmair, M. Muszkieta, and O. Scherzer. Interfaces Free Bound., 15(2):141-166, 2013.
Optical flow on evolving surfaces with an application to the analysis of 4D microscopy data C. Kirisits, L. F. Lang, and O. Scherzer. In A. Kuijper, K. Bredies, T. Pock, H. Bischof (editors): SSVM'13: Proceedings of the fourth International Conference on Scale Space and Variational Methods in Computer Vision, volume 7893 of Lecture Notes in Computer Science, 246-257, 2013.
In vivo three dimensional dual wavelength photoacoustic tomography imaging of the far red fluorescent protein E2-Crimson expressed in adult zebrafish M. Liu, N. Schmitner, M. G. Sandrian, B. Zabihian, B. Hermann, W. Salvenmoser, D. Meyer and W. Drexler. Biomed. Opt. Express 4(10): 1846-1855, 2013.
The Levenberg-Marquardt iteration for numerical inversion of the power density operator G. Bal, W. Naetar, O. Scherzer, and J. Schotland. J. Inverse Ill-Posed Probl. 21(2):265-280, 2013.
Two-photon absorption-induced photoacoustic imaging of Rhodamine B dyed polyethylene spheres using a femtosecond laser G. Langer, K.-D. Bouchal, H. Grün, P. Burgholzer and T. Berer. Optics Express 21(19): 22410-22422, 2013.
Non-contact photoacoustic imaging using a fiber based interferometer with optical amplification A. Hochreiner, J. Bauer-Marschallinger, P. Burgholzer, B. Jakoby and T. Berer. Biomed. Opt. Express 4(11): 2322-2331, 2013.
Quasi balanced two wave mixing interferometer for remote ultrasound detection A. Hochreiner, B. Reitinger, K.-D. Bouchal, S. Zamiri, P. Burgholzer and T. Berer. Journal of Modern Optics: accepted, 2013.
Ultraschall aus Licht: Photoakustische Bildgebung (Ultrasound from light: Photoacoustic Imaging) G. Paltauf Physik in unserer Zeit 44(5): 244-250, 2013.
Simultaneous three-dimensional photoacoustic and laser-ultrasound tomography G. Wurzinger, R. Nuster, N. Schmitner, S. Gratt, D. Meyer and G. Paltauf. Biomedical Optics Express 4(8): 1380-1389, 2013.
A Webcam in Bayer-mode as a light beam profiler for the near infra-red (800nm - 1064nm) G. Langer, A. Hochreiner, P. Burgholzer and T. Berer. Optics and Lasers in Engineering 51(5): 571-575, 2013.
Scale and edge detection with topological derivatives G. Dong, M. Grasmair, S. H. Kang, and O. Scherzer. In A. Kuijper, K. Bredies, T. Pock, H. Bischof (editors): SSVM'13: Proceedings of the fourth International Conference on Scale Space and Variational Methods in Computer Vision, volume 7893 of Lecture Notes in Computer Science, 404-415, 2013.
Optical flow on evolving surfaces with an application to the analysis of 4D microscopy data C. Kirisits, L. F. Lang, and O. Scherzer. In A. Kuijper, K. Bredies, T. Pock, H. Bischof (editors): SSVM'13: Proceedings of the fourth International Conference on Scale Space and Variational Methods in Computer Vision, volume 7893 of Lecture Notes in Computer Science, 246-257, 2013.
Hybrid photoacoustic and ultrasound section imaging with optical ultrasound detection R. Nuster, N. Schmitner, G. Wurzinger, S. Gratt, W. Salvenmoser, D. Meyer and G. Paltauf. J. Biophotonics 6:549-559, 2013.
Dual-modality section imaging system with optical ultrasound detection for photoacoustic and ultrasound imaging R. Nuster, G. Wurzinger, S. Gratt and G. Paltauf. Proc SPIE 8581:85810P, 2013.
Iterative reconstruction method for photoacoustic section imaging with integrating cylindrical detectors G. Paltauf and R. Nuster. Proc SPIE 8581:85814N, 2013.
Remote photoacoustic imaging on non-flat surfaces and appropriate reconstruction algorithms T. Berer, A. Hochreiner, H. Roitner, H. Grün and P. Burgholzer. Proc SPIE 8581:858134, 2013.
Low-cost parallelization of optical fiber based detectors for photoacoustic imaging J. Bauer-Marschallinger, K. Felbermayer, A. Hochreiner,H. Grün, G. Paltauf, P. Burgholzer and T. Berer. Proc SPIE 8581:85812M, 2013.
Shape spaces via medial axis transforms for segmentation of complex geometry in 3D voxel data J. Abhau, O. Aichholzer, S. Colutto, B. Kornberger, and O. Scherzer. Inverse Probl. Imaging 7(1):1-25, 2013.
Deconvolution algorithms for photoacoustic tomography to reduce blurring caused by finite sized detectors P. Burgholzer, H. Roitner, T. Berer, H. Grün, D. P. O'Leary, R. Nuster, G. Paltauf and M. Haltmeier. Proc SPIE 8581:858137, 2013.

2012

Broadband High-Frequency Measurement of Ultrasonic Attenuation of Tissues and Liquids J. Bauer-Marschallinger, T. Berer, H. Grün, H. Roitner and P. Burgholzer. IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, 59(12):2631-2645, 2012.
Imaging from coupled physics S. Arridge and O. Scherzer. In S. Arridge and O. Scherzer (editors): Inverse Problems, Imaging from Coupled Physics, 28(8):080201 , 2012.
Hybrid tomography for conductivity imaging T. Widlak and O. Scherzer. Inverse Problems, 28(8):084008, 2012.
Photoacoustic section imaging using an elliptical acoustic mirror and optical detection R. Nuster, S. Gratt, K. Passler, D. Meyer and G. Paltauf. Journal of Biomedical Optics, 17(03):030503, 2012.
Convergence of variational regularization methods for imaging on Riemannian manifolds N. Thorstensen and O. Scherzer. Inverse Probl. 1728(1):015007, 2012.
Real-time photoacoustic imaging with optical ultrasound detection R. Nuster and G. Paltauf. Proc SPIE 8223:82231K, 2012.
Analytical evaluations of double integral expressions related to total variation C. Pontow and O. Scherzer. In U. Langer and P. Paule (editors): Numerical and Symbolic Scientific Computing: Progress and Prospects, volume 1 of Texts and Monographs in Symbolic Computation, 193-218, 2012.
Simultaneous reconstructions of absorption density and wave speed with photoacoustic measurements A. Kirsch and O. Scherzer. SIAM J. Appl. Math. 72(5):1508-1523, 2012.
Acoustic reflector combined with optical detection for photoacoustic section imaging R. Nuster, S. Gratt, K. Passler, G. Wurzinger and G. Paltauf. Proc SPIE 8223:82231F, 2012.
Photoacoustic imaging using an adaptive interferometer with a photorefractive crystal A. Hochreiner, T. Berer, H. Grün, M. Leitner and P. Burgholzer. Journal of Biophotonics, 5(7):508, 2012.
Characterization of broadband fiber optic line detectors for photoacoustic tomography T. Berer, I. A. Veres, H. Grün, J. Bauer-Marschallinger, K. Felbermayer and P. Burgholzer. Journal of Biophotonics, 5(7):518, 2012.
Local analysis of inverse problems: Hölder stability and iterative reconstruction M. V. De Hoop, L. Qiu, and O. Scherzer. Inverse Probl. 28(4):16pp, 2012.
Experimental evaluation of time domain models for ultrasound attenuation losses in photoacoustic imaging H. Roitner, J. Bauer-Marschallinger, T. Berer and Peter Burgholzer. Journal of the Acoustical Society of America, 131(5):3763, 2012.
Photoacoustic and coupled physics imaging P. Elbau, A. Kirsch, O. Scherzer, and R. Schulze. In M. Hanke-Bourgeois, A. Kirsch, W. Rundell, and M. Lassas (editors): Inverse Problems for Partial Differential Equations, volume 11 of Oberwolfach reports, 14-17, 2012.
Reconstruction formulas for photoacoustic sectional imaging P. Elbau, O. Scherzer and R. Schulze. Inverse Problems, 28(4):045004, 2012.
Attenuation Models in Photoacoustics R. Kowar and O. Scherzer. In H. Ammari (editor): Mathematical Modeling in Biomedical Imaging II: Optical, Ultrasound, and Opto-Acoustic Tomographies, 85-130, 2012.
Contactless photoacoustic imaging of biological samples T. Berer, A. Hochreiner, H. Grün and P. Burgholzer. Proc. SPIE 8223:82231G, 2012.
Single mode polymer fiber line detector for photoacoustic tomography H. Grün, T. Berer, K. Felbermayer, R. Nuster, G. Paltauf and P. Burgholzer. Proc. SPIE 8223:822337, 2012.
Spatial resolution and sensitivity in photoacoustic tomography taking noise into account: from point-like detectors to large integrating detectors P. Burgholzer, T. Berer, H. Grün, R. Nuster and G. Paltauf. Proc. SPIE 8223:822321, 2012.
Shape reconstruction with a priori knowledge based on integral invariants T. Fidler, M. Grasmair, and O. Scherzer. SIAM J. Imaging Sciences 5(2):726-745, 2012.
Reconstruction algorithms for remote photoacoustic imaging T. Berer, A. Hochreiner, H. Roitner and P. Burgholzer. IEEE International Ultrasonics Symposium 2012:2317-2320, 2012.
Dual mode photoacoustic/acoustic microscopy with optical generation and detection T. Berer, K. Passler, H. Grün, J. Bauer-Marschallinger, R. Nuster, G. Paltauf and P. Burgholzer. IEEE International Ultrasonics Symposium 2012:1425-1428, 2012.
Photoacoustic sectional imaging and reconstruction formulas for a single scattering model P. Elbau, O. Scherzer, and R. Schulze. In H. Ammari, L. Borcea, T. Hohage, and B. Kaltenbacher (editors): Computational Inverse Problems, volume 51 of Oberwolfach reports, 7-8, 2012.

2011

Handbook of Mathematical Methods in Imaging O. Scherzer (editor): Springer New York, 2011.
Distance measures and applications to multi-modal variational imaging C. Pöschl and O. Scherzer. In O. Scherzer (editor): Handbook of Mathematical Methods in Imaging, 111-138, 2011.
Photoacoustic section imaging with an integrating cylindrical detector S. Gratt, K. Passler, R. Nuster, and G. Paltauf. Biomedical Optics Express 2(11): 2973-2981, 2011.
Piezoelectric annular array for large depth of field photoacoustic imaging K. Passler, R. Nuster, S. Gratt, P. Burgholzer and G. Paltauf. Biomedical Optics Express 2(9): 2655-2664, 2011.
Necessary and sufficient conditions for linear convergence of l¹-regularization M. Grasmair, M. Haltmeier, and O. Scherzer. Comm. Pure Appl. Math., 64(2):161-182., 2011.
The residual method for regularizing ill-posed problems M. Grasmair, M. Haltmeier, and O. Scherzer. Appl. Math. Comput. 218(6):2693-2710, 2011.
On the use of frequency-domain reconstruction algorithms for photoacoustic imaging R. Schulze, G. Zangerl, M. Holotta, D. Meyer, F. Handle, R. Nuster, G. Paltauf and O. Scherzer. Journal of Biomedical Optics 16(08):086002, 2011.
Operating point stabilization of fiber-based line detectors for photoacoustic imaging K. Felbermayer, H. Grün, T. Berer and P. Burgholzer Proc SPIE 8090:809011, 2011.
Non-Local Functionals for Imaging J. Boulanger, P. Elbau, C. Pontow, and O. Scherzer. In H. H. Bauschke, R. S. Burachik, P. L. Combettes, V. Elser, D. R. Luke, and H. Wolkowicz (editors): Fixed-Point Algorithms for Inverse Problems in Science and Engineering, volume 49 of Springer Optimization and Its Applications, 131-154, 2011.
Texture enhancing based on variational image decomposition F. Frühauf, C. Pontow, and O. Scherzer. In Maitine Bergounioux (editor): Mathematical Image Processing, volume 5 of Springer Proceedings in Mathematics, 127-140, 2011.
Efficient modeling and compensation of ultrasound attenuation losses in photoacoustic imaging H. Roitner and P. Burgholzer Inverse Problems 27(1):015003, 2011.
Downstream Fabry-Perot interferometer for acoustic wave monitoring in photoacoustic tomography R. Nuster, H. Gruen, B. Reitinger, P. Burgholzer, S. Gratt, K. Passler and G. Paltauf Optics Letters 36(6):981-983, 2011.
Photoacoustic tomography of ex vivo mouse hearts with myocardial infarction M. Holotta, H. Grossauer, C. Kremser, P. Torbica, J. Völkl, G. Degenhart, R. Esterhammer, R. Nuster, G. Paltauf and W. Jaschke Journal of Biomedical Optics 16(3):036007, 2011.
Remote photoacoustic imaging for material inspection T. Berer, A. Hochreiner, B. Reitinger, H. Grün and P. Burgholzer Journal of Physics: Conference Series 278:012034, 2011.
Causality analysis of frequency-dependent wave attenuation R. Kowar, O. Scherzer and X. Bonnefond Mathematical Methods in the Applied Sciences 34:108-124, 2011.
Photoacoustic tomography with integrating fiber-based annular detectors H. Grün, H. Altmisdört, T. Berer, G. Paltauf, G. Zangerl, M. Haltmeier and P. Burgholzer Proc SPIE 7968:79680B, 2011.
Fiber-based broadband ultrasound detector for photoacoustic imaging H. Grün, T. Berer, K. Felbermayer, P. Burgholzer and G. Paltauf. Proc SPIE 7753:77536X, 2011.
Ultrasonic Attenuation of Biomaterials for Compensation in Photoacoustic Imaging J. Bauer-Marschallinger, T. Berer, H. Grün, H. Roitner, B. Reitinger, P. Burgholzer. Proc SPIE 7899:789931, 2011.

2010

Remote photoacoustic imaging on solid material using a two-wave mixing interferometer T. Berer, A. Hochreiner, S. Zamiri and P. Burgholzer Optics Letters 35(24):4151, 2010.
A variational setting for volume constrained image registration. C. Pöschl, J. Modersitzki and O. Scherzer. Inverse Problems and Imaging 4(3):105017, 2010.
Discretization of variational regularization in Banach spaces. C. Pöschl, E. Resmerita and O. Scherzer. Inverse Problems 26(10):105017, 2010.
Regularization of ill-posed linear equations by the non-stationary augmented Lagrangian method. K. Frick and O. Scherzer. Journal of Integral Equations and Applications 22(2):217-257, 2010.
Spatial Resolution in Photoacoustic Tomography: Effects of Detector Size and Detector Bandwidth. M. Haltmeier and G. Zangerl. Inverse Problems 26(12):125002, 2010.
Photoacoustic imaging taking into account attenuation. R. Kowar and O. Scherzer. In Mathematics and Algorithms in Tomography, Mathematisches Forschungsinstitut Oberwolfach, Report 18/2010: 54-56, 2010. [http://arxiv.org/abs/1009.4350v1]
A Combinatorial Method for Topology Adaptations in 3D Deformable Models. J. Abhau and O. Scherzer. International Journal of Computer Vision 87(3):304--315, 2010.
Polymer fiber detectors for photoacousitc imaging. H. Gruen, T. Berer, K. Puehringer, R. Nuster G. Paltauf, and P. Burgholzer. Proc. SPIE 7564:75640M, 2010.
Three Dimensional Photoacoustic Imaging Using Fiber-Based Line Detetctors. H. Gruen, T. Berer, R. Nuster, G. Paltauf and P. Burgholzer. Journal of Biomedical Optics 15:021306, 2010.
Full field detection in photoacoustic tomography. R. Nuster, G. Zangerl, M. Haltmeier and G. Paltauf. Optics Express 18(6):6288-6299, 2010.
(Chapter) Sparsity in inverse geophysical problems. M. Grasmair, M. Haltmeier and O. Scherzer. Chapter 25 in W. Freeden, Z. Nashed, T. Sonar (editors): Handbook of Geomathematics. Springer, 2010.
Photoacoustic Micro-Tomography Using interferometric Detection. R. Nuster, M. Holotta, C. Kremser, H. Grossauer, P. Burgholzer and G. Paltauf. Journal of Biomedical Optics 15(2):021307, 2010.
Photoacoustic Imaging with a Large, Cylindrical Detector. S. Gratt, K. Passler, R. Nuster and G. Paltauf. Biomedical Optics, OSA Technical Digest (CD): paper JMA51, 2010.
Photoacoustic Imaging Using a Multiple Piezoelectric Ring Detection System. K. Passler, R. Nuster, S. Gratt, P. Burgholzer and G. Paltauf. Biomedical Optics, OSA Technical Digest (CD): paper BSuD2, 2010.
Exact reconstruction in photoacoustic tomography with circular integrating detectors ii: Spherical geometry. G. Zangerl and Otmar Scherzer. Math. Methods Appl. Sci., 33(15):1771-1782, 2010.
Photoacoustic microtomography: system characterization and first results on biological specimens. G. Paltauf, R. Nuster, M. Holotta and H. Grossauer. Proc. SPIE 7564:75640V, 2010.
Using a phase contrast imaging method in photoacoustic tomography. R. Nuster, G. Zangerl, M. Haltmeier, O. Scherzer and G. Paltauf. Proc. SPIE 7564:75640Q, 2010.
Photoacoustic tomography of pathological tissue in ex-vivo mouse hearts. M. Holotta, H.Grossauer, C. Kremser, P. Torbica, J. Voelkl, G. Degenhart, R. Esterhammer, R. Nuster, G. Paltauf and W. Jaschke. Proc. SPIE 7564:75642X, 2010.
Photoacoustic Tomography Using Integrating Line Detectors. P. Burgholzer, T, Berer, H. Grün, H. Roitner, J. Bauer-Marschallinger, R. Nuster and G. Paltauf. Journal of Physics: Conference Series, 214:012009
Image Reconstruction in Photoacoustic Tomography Using Integrating Line Detectors Accounting for Frequency-Dependent Attenuation. P. Burgholzer, H. Roitner, J. Bauer-Marschallinger and G. Paltauf. Biomedical Optics: Photons Plus Ultrasound: Imaging and Sensing 2010, 2010, 7564.
Remote Contactless Photoacoustic Imaging. A. Hochreiner, T. Berer, B. Reitinger, H. Grün and P. Burgholzer. Proceedings Informationstagung Mikroelektronik 2010, 2010.

2009

Variational methods in imaging O. Scherzer, M. Grasmair, H. Grossauer, M. Haltmeier and F. Lenzen: Springer New York, 2009.
Sounding Out Fluorescent Proteins. P. Burgholzer, H. Gruen and A. Sonnleitner. Nature Photonics 3:378-379, 2010.
Characterization of Integrating Ultrasound Detectors for Photoacoustic Tomography. G. Paltauf, R. Nuster and P. Burgholzer. Journal of Applied Physics 105(10):102026, 2009.
On a Decomposition Model for Optical Flow. J. Abhau, Z. Belhachmi and O. Scherzer. Proceedings of 7th International Conference on Energy Minimization Methods in Computer Vision and Pattern Recognition: Lecture Notes in Computer Science 5681: 126-139, 2009.
Photoacoustic imaging with limited diffraction beam transducers. G. Paltauf, S. Gratt, K. Passler, R. Nuster and P. Burgholzer. Proc. SPIE 7177:71770S, 2009.
Weight Factors for Limited Angle Photoacoustic Tomography. G. Paltauf and R. Nuster and P. Burgholzer. Physics in Medicine and Biology 54(11):3303-3314, 2009.
Sparsity Regularization for Radon Measures. B. Walch and O. Scherzer. Proceedings SSVM 09: 452-463, 2009.
Influence of bandwidth and detector size to the resolution of photoacoustic tomography. M. Haltmeier, O. Scherzer and G. Zangerl. Proceedings MATHMOD 09 Vienna, ARGESIM Report no. 35, 2009. [pdf ]
Comparison of optical and piezoelectric integrating line detectors. R. Nuster, S. Gratt, K. Passler, H. Gruen, T. Berer, P. Burgholzer and G. Paltauf. Proc. SPIE 7177:71770T, 2009.
Laser-Generation of Ultrasonic X-Waves Using Axicon Transducers. K. Passler, R. Nuster, S. Gratt, P. Burgholzer and G. Paltauf. Applied Physics Letters 94(6):064108, 2009.
Information changes and time reversal for diffusion-related periodic fields. P. Burgholzer, F. Camacho-Gonzales, D. Sponseiler, G. Mayer and G. Hendorfer. Proc. SPIE 7177:717723, 2009.
On regularization methods of EM-Kaczmarz type. M. Haltmeier, A. Leitao and E. Resmerita. Inverse Problems 25(7):075008, 2009.
Exact series reconstruction in photoacoustic tomography with circular integrating detectors. G. Zangerl, M. Haltmeier and O. Scherzer. Commun. Math. Sci. 7(3):665-678, 2009.
A reconstruction algorithm for photoacoustic imaging based on the nonuniform FFT. M. Haltmeier, O. Scherzer and G. Zangerl. IEEE Trans. Med. Imag. 28(3):1727-173, 2009
Experimental Determination of Frequency Dependent Acoustic Attenuation for Photoacoustic Imaging. J. Bauer-Marschallinger, T. Berer, H. Grün, F. Camacho-Gonzales and P. Burgholzer. Proc. SPIE 7371:73711P
Photoacoustic Microscopy With Large Integrating Optical Annular Detectors. T. Berer, H. Grün, C. Hofer and Burgholzer. Proc. SPIE 7371:73710X
Convergence analysis of a block iterative version of the loping Landweber-Kaczmarz iteration. M. Haltmeier. Proceedings WCNA 08, Nonlinear Anal. 71:e2912-e2919, 2009. [pdf ]
Photoacoustic imaging using a conical axicon detector. S. Gratt, K. Passler, R. Nuster and G. Paltauf. Proc. SPIE 7371:73710W, 2009.
Photoacoustic generation of X-waves and their application in a dual mode scanning acoustic microscope. K. Passler, R. Nuster, S. Gratt, P. Burgholzer, and G. Paltauf. Proc. SPIE 7371:73710R, 2009.
Photoacoustic imaging with integrating line detectors. H. Gruen, T. Berer, A. Hochreiner, R. Nuster, G. Paltauf and P. Burgholzer. Proc. SPIE 7265:72650K, 2009.
Fiber-based detectors for photoacoustic imaging. H. Gruen, T. Berer, R. Nuster, G. Paltauf and P. Burgholzer. Proc. SPIE 7371:73710T, 2009.

2008

Impedance-Acoustic Tomography. B. Gebauer and O. Scherzer. SIAM Journal on Applied Mathematics 69(2):565-576, 2008.
Sparse regularization with l^q penalty term. M. Grasmair, M. Haltmeier and O. Scherzer. Inverse Problems 24(5):055020, 2008.

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