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Suvrit Sra, Dr. (Univ. Texas at Austin; USA)

Address: Spemannstr. 38
72076 Tübingen
Room number: 214
Phone: +49 7071 601 572
Fax: +49 7071 601 552
E-Mail: suvrit.sra
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Picture of Sra, Suvrit, Dr. (Univ. Texas at Austin; USA)

Suvrit Sra

Position: Research Scientist  Unit: Schölkopf

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Books (1):

Sra S Person, Nowozin S Person and Wright SJ : Optimization for Machine Learning, 494, MIT Press, Cambridge, MA, USA, (2011). ISBN: 978-0-262-01646-9

Articles (12):

Sra S Person and Karp DB (2013) The multivariate Watson distribution: Maximum-likelihood estimation and other aspects Journal of Multivariate Analysis 114 256-269.
Sra Suvrit Person (2012) The Stein Divergence and Metric on Positive Definite Matrices IEEE Transactions on Pattern Analysis and Machine Intelligence 12 pages. submitted
Cherian A Person, Sra S Person, Banerjee A and Papanikolopoulos N (2012) Jensen-Bregman LogDet Divergence with Application to Efficient Similarity Search for Covariance Matrices IEEE Transactions on Pattern Analysis and Machine Intelligence . in revision
Sra S Person (2012) A short note on parameter approximation for von Mises-Fisher distributions: and a fast implementation of Is(x) Computational Statistics 27(1) 177-190.
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Sra S Person (2012) Explicit eigenvalues of certain scaled trigonometric matrices Linear Algebra and its Applications . accepted
Sra S Person (2012) Fast projection onto mixed-norm balls with applications Minining and Knowledge Discovery (DMKD) . to be published
Hirsch M Person, Harmeling S Person, Sra S Person and Schölkopf B Person (2011) Online Multi-frame Blind Deconvolution with Super-resolution and Saturation Correction Astronomy & Astrophysics 531(A9) 11 pages.
Kim D , Sra S Person and Dhillon IS (2011) A non-monotonic method for large-scale non-negative least squares" Optimization Methods and Software . accepted
Kim D , Sra S Person and Dhillon IS (2010) Tackling Box-Constrained Optimization via a New Projected Quasi-Newton Approach SIAM Journal on Scientific Computing 32(6) 3548-3563.
Brickell J , Dhillon IS , Sra S Person and Tropp JA (2008) The Metric Nearness Problem SIAM Journal on Matrix Analysis and Applications 30(1) 375-396.
Kim D , Sra S Person and Dhillon I (2008) Fast Projection-based Methods for the Least Squares Nonnegative Matrix Approximation Problem Statistical Analysis and Data Mining 1(1) 38-51.
Banerjee A , Dhillon I , Ghosh J and Sra S Person (2005) Clustering on the Unit Hypersphere using von Mises-Fisher Distributions Journal of Machine Learning Research 6 1345-1382.

Conference papers (29):

Lopez-Paz D Person, Sra S Person, Smola A , Ghahramani Z and Schölkopf B Person (2014) Randomized Nonlinear Component Analysis Submitted to ICML 2014. submitted
Sra S Person and Hosseini R (2013) Geometric optimisation on positive definite matrices for elliptically contoured distributions In: Advances in Neural Information Processing Systems 26, (Ed) C.J.C. Burges, L. Bottou, M. Welling, Z. Ghahramani and K.Q. Weinberger, 27th Annual Conference on Neural Information Processing Systems (NIPS 2013), 2562--2570.
Jegelka S Person, Bach F and Sra S Person (2013) Reflection methods for user-friendly submodular optimization In: Advances in Neural Information Processing Systems 26, (Ed) C.J.C. Burges, L. Bottou, M. Welling, Z. Ghahramani and K.Q. Weinberger, 27th Annual Conference on Neural Information Processing Systems (NIPS 2013), 1313--1321.
Sra S Person (2012) A new metric on the manifold of kernel matrices with application to matrix geometric means In: Advances in Neural Information Processing Systems 25, (Ed) P Bartlett, FCN Pereira, CJC. Burges, L Bottou and KQ Weinberger, 26th Annual Conference on Neural Information Processing Systems (NIPS 2012), Curran Associates Inc., 144--152.
Sra S Person (2012) Scalable nonconvex inexact proximal splitting In: Advances of Neural Information Processing Systems 25, (Ed) P Bartlett, FCN Pereira, CJC. Burges, L Bottou and KQ Weinberger, 26th Annual Conference on Neural Information Processing Systems (NIPS 2012), Curran Associates Inc., 539--547.
Langovoy M Person and Sra S Person (2011) Statistical estimation for optimization problems on graphs NIPS Workshop on Discrete Optimization in Machine Learning (DISCML) 2011: Uncertainty, Generalization and Feedback, 1-6.
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Cherian A , Sra S Person and Papanikolopoulos N (2011) Denoising sparse noise via online dictionary learning In: Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2011, IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2011), IEEE, 2060 -2063.
Cherian A , Sra S Person, Banerjee A and Papanikolopoulos N (2011) Efficient Similarity Search for Covariance Matrices via the Jensen-Bregman LogDet Divergence In: IEEE International Conference on Computer Vision, ICCV 2011, (Ed) DN Metaxas, L Quan, A Sanfeliu and LJ Van Gool, 13th International Conference on Computer Vision (ICCV 2011), IEEE, 2399-2406.
Barbero AJ Person and Sra S Person (2011) Fast Newton-type Methods for Total-Variation with Applications In: Proceedings of the 28th International Conference on Machine Learning, ICML 2011, (Ed) L Getoor and T Scheffer, 28th International Conference on Machine Learning (ICML 2011), Omnipress, 313-320.
Sra S Person (2011) Fast projections onto L1,q-norm balls for grouped feature selection In: Machine Learning and Knowledge Discovery in Databases - European Conference, ECML PKDD 2011, LNCS vol 6913, Part III, (Ed) D Gunopulos, T Hofmann, D Malerba and M Vazirgiannis, 22th European Conference on Machine Learning (ECML 2011), Springer, 305-317.
Sra S Person and Cherian A (2011) Generalized Dictionary Learning for Symmetric Positive Definite Matrices with Application to Nearest Neighbor Retrieval In: Machine Learning and Knowledge Discovery in Databases - European Conference, ECML PKDD 2011, LNCS vol 6913, Part III, (Ed) D Gunopulos, T Hofmann, D Malerba and M Vazirgiannis, 22th European Conference on Machine Learning (ECML 2011), Springer, 318-332.
Harmeling S Person, Sra S Person, Hirsch M Person and Schölkopf B Person (2010) Multiframe Blind Deconvolution, Super-Resolution, and Saturation Correction via Incremental EM 17th International Conference on Image Processing (ICIP 2010), IEEE, Piscataway, NJ, USA, 3313-3316.
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Kim D , Sra S Person and Dhillon I (2010) A scalable trust-region algorithm with application to mixed-norm regression (Ed) Fürnkranz, J. , T. Joachims, 27th International Conference on Machine Learning (ICML 2010), International Machine Learning Society, Madison, WI, USA, 519-526.
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Hirsch M Person, Sra S Person, Schölkopf B Person and Harmeling S Person (2010) Efficient Filter Flow for Space-Variant Multiframe Blind Deconvolution In: Proceedings of the 23rd IEEE Conference on Computer Vision and Pattern Recognition, CVPR 2010, IEEE, Piscataway, NJ, USA, 607-614.
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Sra S Person, Kim D , Dhillon I and Schölkopf B Person (2009) A new non-monotonic algorithm for PET image reconstruction In: IEEE - Nuclear Science Symposium Conference Record (NSS/MIC), (Ed) B Yu, IEEE Nuclear Science Symposium and Medical Imaging Conference, IEEE, Piscataway, NJ, USA, 2009, 2500-2502.
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Jegelka S Person, Sra S Person and Banerjee A (2009) Approximation Algorithms for Tensor Clustering In: ALT 2009, (Ed) Gavalda, R. , G. Lugosi, T. Zeugmann, S. Zilles, The 20th International Conference on Algorithmic Learning Theory, Springer, Berlin, Germany, 368-383.
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Kulis B , Sra S Person and Dhillon I (2009) Convex Perturbations for Scalable Semidefinite Programming In: JMLR Workshop and Conference Proceedings Volume 5: AISTATS 2009, (Ed) van Dyk, D. , M. Welling, Twelfth International Conference on Artificial Intelligence and Statistics, MIT Press, Cambridge, MA, USA, 296-303.
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Harmeling S Person, Hirsch M Person, Sra S Person and Schölkopf B Person (2009) Online blind deconvolution for astronomical imaging First IEEE International Conference on Computational Photography (ICCP 2009), IEEE, Piscataway, NJ, USA, 1-7.
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Sra S Person (2008) Block Iterative Algorithms for Non-negative Matrix Approximation In: ICDM 2008, (Ed) Giannotti, F. , D. Gunopulos, F. Turini, C. Zaniolo, N. Ramakrishnan, X. Wu, Eighth IEEE International Conference on Data Mining, IEEE Service Center, Piscataway, NJ, USA, 1037-1042.
Davis JV , Kulis B , Jain P , Sra S Person and Dhillon IS (2007) Information-theoretic Metric Learning In: ICML 2007, (Ed) Ghahramani, Z., 24th Annual International Conference on Machine Learning, ACM Press, New York, NY, USA, 209-216.
Kim D , Sra S Person and Dhillon I (2007) Fast Newton-type Methods for the Least Squares Nonnegative Matrix Approximation Problem In: SDM 2007, (Ed) Apte, C., SIAM International Conference on Data Mining, Society for Industrial and Applied Mathematics, Pittsburgh, PA, USA, 343-354.
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Davis J , Kulis B , Sra S Person and Dhillon I (2006) Information-theoretic Metric Learning NIPS 2006 Workshop on Learning to Compare Examples, 1-5.
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Sra S Person (2006) Efficient Large Scale Linear Programming Support Vector Machines In: ECML 2006, (Ed) Fürnkranz, J. , T. Scheffer, M. Spiliopoulou, 17th European Conference on Machine Learning, Springer, Berlin, Germany, 767-774.
Surendran A and Sra S Person (2006) Incremental Aspect Models for Mining Document Streams In: PKDD 2006, (Ed) Fürnkranz, J. , T. Scheffer, M. Spiliopoulou, 10th European Conference on Principles and Practice of Knowledge Discovery in Databases, Springer, Berlin, Germany, 633-640.
Dhillon I and Sra S Person (2006) Generalized Nonnegative Matrix Approximations with Bregman Divergences In: Advances in neural information processing systems 18, (Ed) Weiss, Y. , B. Schölkopf, J. Platt, Nineteenth Annual Conference on Neural Information Processing Systems (NIPS 2005), MIT Press, Cambridge, MA, USA, 283-290.
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Sra S Person and Tropp J (2006) Row-Action Methods for Compressed Sensing In: ICASSP 2006, IEEE International Conference on Acoustics, Speech and Signal Processing, IEEE Operations Center, Piscataway, NJ, USA, 868-871.
Dhillon I , Sra S Person and Tropp J (2005) Triangle Fixing Algorithms for the Metric Nearness Problem In: Advances in Neural Information Processing Systems 17, (Ed) Saul, L.K. , Y. Weiss, L. Bottou, Eighteenth Annual Conference on Neural Information Processing Systems (NIPS 2004), MIT Press, Cambridge, MA, USA, 361-368.
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Cho H , Guan Y , Dhillon I and Sra S Person (2004) Minimum Sum-Squared Residue based clustering of Gene Expression Data SDM 2004, 00-00.
Banerjee A , Dhillon I , Ghosh J and Sra S Person (2003) Generative Model-based Clustering of Directional Data KDD 2003, 00-00.

Contributions to books (3):

Sra S Person: Tractable large-scale optimization in machine learning. In: Tractability: Practical Approaches to Hard Problems, (Ed) L Bordeaux, Y Hamadi, P Kohli and R Mateescu, Cambridge University Press, (2012). to be published
Schmidt M , Kim D and Sra S Person: Projected Newton-type methods in machine learning, 305-330. In: Optimization for Machine Learning, (Ed) Sra, S. , S. Nowozin, S. J. Wright, MIT Press, Cambridge, MA, USA, (2011).
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Sra S Person, Banerjee A , Ghosh J and Dhillon I : Text Clustering with Mixture of von Mises-Fisher Distributions, 121-161. In: Text mining: classification, clustering, and applications, (Ed) Srivastava, A. N., M. Sahami, CRC Press, Boca Raton, FL, USA, (2009).

Technical reports (19):

Sra S Person: Nonconvex proximal splitting: batch and incremental algorithms, 2, Max Planck Institute for Intelligent Systems, Tübingen, Germany, (2011).
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Tandon R Person and Sra S Person: Sparse nonnegative matrix approximation: new formulations and algorithms, 193, Max Planck Institute for Biological Cybernetics, Tübingen, Germany, (2010).
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Barbero Jimenez A Person and Sra S Person: Fast algorithms for total-variation based optimization, 194, Max Planck Institute for Biological Cybernetics, Tübingen, Germany, (2010).
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Sra S Person: Generalized Proximity and Projection with Norms and Mixed-norms, 192, Max Planck Institute for Biological Cybernetics, Tübingen, Germany, (2010).
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Harmeling S Person, Sra S Person, Hirsch M Person and Schölkopf B Person: An Incremental GEM Framework for Multiframe Blind Deconvolution, Super-Resolution, and Saturation Correction, 187, Max Planck Institute for Biological Cybernetics, Tübingen, Germany, (2009).
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