Own homepage

Teaching

	Research seminar: Numerical Analysis (English) (SS 2015) Monday, 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Research seminar: Numerical Analysis (English) (WS 2014/2015) Thursday 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Research seminar: Numerical Analysis (English) (SS 2014) Thursday 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Lecture: Einführung in die Optimierung (German) (SS 2014) Tuesday and Friday 8:15 - 8:55, Seminarraum 2 (NAM) (Lecture: 4 SWS + Exercises: 2 SWS / 9 ECTS)
	Research seminar: Numerical Analysis (English) (WS 2013/2014) Thursday 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Lecture: Mathematical signal processing for biophysical applications (English) (WS 2013/2014) Monday and Thursday 10:15 - 11:55, Seminarraum NAM (Lecture: 4 SWS + Exercises: 2 SWS / 9 ECTS)
	Lecture: Funktionalanalysis (German) (SS 2013) Monday and Thursday 12.15 - 13.55, MN 67 (Lecture: 4 SWS + Exercises: 2 SWS / 9 ECTS)
	Research seminar: Numerical Analysis (English) (SS 2013) Wednesday 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Lecture: Compressed Sensing (English) (WS 2012/2013) Wednesday 16.15-17.45, MN 68 (2 SWS / 6 ECTS)
	Seminar: Algorithmen zur dünnbesetzten Approximation (German and English) (WS 2012/2013) Block seminar in October 2012, Seminarraum NAM (2 SWS)
	Research seminar: Numerical Analysis (English) (WS 2012/2013) Thursday 12.30 - 14.00, Seminarraum NAM (2 SWS)
	Lecture: Random Matrix Theory (English) (SS 2012) Monday 10.15 - 12.00 (2 SWS)
	Seminar: Frame Theory (English) (SS 2012) Tuesday 10.15 - 11.45 (2 SWS)
	Research seminar: Numerical Analysis (English) (SS 2012) Thursday 12.30 - 14.00, Seminarraum NAM (2 SWS)

Publications

	Sparse Power Factorization: Balancing peakiness and sample complexity Dominik Stöger, Jakob Geppert, Felix Krahmer Advances in Computational Mathematics 45(3), 1711--1728, 2019 (preprint available at arXiv)
	Sparse Power Factorization With Refined Peakiness Conditions Dominik Stöger, Jakob Geppert, Felix Krahmer 2018 IEEE Statistical Signal Processing Workshop (SSP), 2018 (See at IEEE Xplore)
	Refined performance guarantees for Sparse Power Factorization Jakob Geppert, Felix Krahmer, Dominik Stöger 2017 International Conference on Sampling Theory and Applications (SampTA), 2017 (See at IEEE Xplore)
	Fast Subspace Approximation via Greedy Least-Squares M. Iwen, Felix Krahmer Constructive Approximation 42(2), 281-301, 2015 (preprint as download)
	A Partial Derandomization of PhaseLift using Spherical Designs D. Gross, Felix Krahmer, R. Küng J. Fourier Anal. Appl. 21(2), 229-266, 2015 (preprint as download)
	An RIP approach to Sigma-Delta quantization for compressed sensing Joe-Mei Feng, Felix Krahmer IEEE Signal Process. Lett. 21(11), 1351-1355, 2014 (preprint as download)
	Sparse Matrices in Frame Theory Felix Krahmer, G. Kutyniok, J. Lemvig Computational Statistics 29, 547-568, 2014 (preprint as download)
	Suprema of Chaos Processes and the Restricted Isometry Property Felix Krahmer, S. Mendelson, H. Rauhut Comm. Pure Appl. Math. 67(11), 1877-1904, 2014 (preprint as download)
	Sigma-Delta quantization of sub-Gaussian frame expansions and its application to compressed sensing Felix Krahmer, R. Saab, Ö. Yilmaz Inform. Inference 3(1), 40-58, 2014 (preprint as download)
	Local sampling and approximation of operators with bandlimited Kohn-Nirenberg symbols Felix Krahmer, G. Pfander Constr. Approx. 39(3), 541-572, 2014 (preprint as download)
	Stable and robust sampling strategies for compressive imaging Felix Krahmer, R. Ward IEEE Trans. Image Proc. 23(2): 612-622, 2014 (preprint as download)
	Sparsity and spectral properties of dual frames Felix Krahmer, G. Kutyniok, J. Lemvig Linear Algebra and its Applications 439(4), 2013 (982-998, preprint as download)
	Lower bounds for the error decay incurred by coarse quantization schemes Felix Krahmer, Rachel Ward Appl. Comput. Harmonic Anal. 32(1), 2012 (131-138, preprint as download)
	Root-exponential accuracy for coarse quantization of finite frame expansions Felix Krahmer, R. Saab, Rachel Ward IEEE J. Inf. Theo. 58(2), 2012 (1069-1079, preprint as download)
	SqFreeEVAL: An (almost) optimal real-root isolation algorithm M. Burr, Felix Krahmer Journal of Symbolic Computation 47(2), 2012 (153-166, preprint as download)
	An Optimal Family of Exponentially Accurate One-Bit Sigma-Delta Quantization Schemes Percy Deift, C. Sinan Güntürk, Felix Krahmer Comm. Pure Appl. Math. 64(7), 2011 (883-919, preprint as download)
	New and improved Johnson-Lindenstrauss embeddings via the Restricted Isometry Property Felix Krahmer, Rachel Ward SIAM J. Math. Anal. 43(3), 2011 (1269-1281, preprint as download)
	Optimally sparse frames Peter Casazza, P. Heinecke, Felix Krahmer, Gitta Kutyniok IEEE J. Inf. Theo. 57(11), 2011 (7279-7287, preprint as download)
	Novel Schemes for Sigma-Delta Modulation: Improved Exponential Accuracy to Low-Complexity Design Felix Krahmer New York University, 2009 (PhD thesis)
	Uncertainty in time-frequency representations on finite abelian groups and applications Felix Krahmer, Götz E. Pfander, Peter Rashkov Appl. Comput. Harmon. Anal. 25(2), 2008 (209-225, preprint as download)