Homepage of Jan Ostergaard

Jan Østergaard received the M.Sc. degree in electrical engineering from Aalborg University, Aalborg, Denmark, in 1999 and the Ph.D. degree (with cum laude) in electrical engineering from Delft University of Technology, Delft, The Netherlands, in 2007. From 1999 to 2002, he worked as an R&D engineer at ETI A/S, Aalborg, Denmark, and from 2002 to 2003, he worked as an R&D engineer at ETI Inc., Virginia, United States. Between September 2007 and June 2008, he worked as a post-doctoral researcher in the Centre for Complex Dynamic Systems and Control, School of Electrical Engineering and Computer Science, The University of Newcastle, NSW, Australia. From June 2008 to March 2011, he worked as a post-doctoral researcher at Aalborg University, Aalborg, Denmark.
He has also been a visiting researcher at Tel Aviv University, Tel Aviv, Israel, and at Universidad Technica Federica Santa Maria in Valparaiso, Chile.
Jan Østergaard is currently an Associate Professor at Aalborg University, Aalborg, Denmark. He has received a Danish Independent Research Council's Young Researcher's Award and a fellowship from the Danish Research Council for Technology and Production Sciences.

His current research interest include rate-distortion theory, joint source-channel coding, multiple-description coding, distributed source coding, lattice vector quantization, rateless codes, networked control theory, speech, audio, image, and video coding.

Publications

Book chapters

G. C. Goodwin, J. Østergaard, D. E. Quevedo, and A. Feuer, "A Vector Quantization Approach to Scenario Generation for Stochastic NMPC", in "Nonlinear Model Predictive Control: Towards New Challenging Applications", eds. Lalo Magni, Davide Martino Raimondo, and Frank Allgöwer, Lecture Notes in Control and Information Sciences, Vol. 384, pp. 235-248, Berlin Heidelberg: Springer-Verlag, 2009. (ISBN 978-3-642-01093-4).

J. H. Sørensen, P. Popovski, and J. Østergaard, "Design and Analysis of LT Codes with Decreasing Ripple Size". Submitted.

J. Østergaard, Y. Kochman, and R. Zamir, "Colored Gaussian Multiple Descriptions: Spectral-Domain Characterization and Time-Domain Design". Submitted to IEEE Transactions on Information Theory.

M. S. Derpich and J. Østergaard, "Improved Upper Bounds to the Causal Quadratic Rate-Distortion Function for Gaussian Stationary Sources". Accepted for publication in IEEE Transactions on Information Theory.

D. E. Quevedo, J. Østergaard, and D. Nesic, "Packetized Predictive Control of Stochastic Systems over Bit-rate Limited Channels with Packet Loss", IEEE Transactions on Automatic Control, vol. 56, no. 12, pp. 2854 - 2868, December 2011.

J. Østergaard, D. E. Quevedo, and J. Jensen, "Real-Time Perceptual Moving-Horizon Multiple-Description Audio Coding". IEEE Transactions on Signal Processing, vol. 59, no. 9, pp. 4286 - 4299, September 2011.

E. I. Silva, M. S. Derpich, and J. Østergaard, "An Achievable Data-Rate Region Subject to a Stationary Performance Constraint for LTI Plants". IEEE Transactions on Automatic Control, vol. 56, no. 8, pp. 1968 - 1973, August 2011.

T. L. Jensen, J. Østergaard, J. Dahl, and S. H. Jensen, "Multiple-Description l1-Compression". IEEE Transactions on Signal Processing, vol. 59, no. 8, pp. 3699 - 3711, August 2011.

E. I. Silva, M. S. Derpich, and J. Østergaard, "A Framework for Control System Design Subject to Average Data-Rate Constraints". IEEE Transactions on Automatic Control, vol. 56, no. 8, pp. 1886 - 1899, August 2011.

G. Zhang, J. Østergaard, J. Klejsa, and W. B. Kleijn, "High-Rate Analysis of Symmetric L-Channel Multiple Description Coding". IEEE Transactions on Communications, vol. 59, no. 7, pp. 1846 - 1856, July 2011.

J. Østergaard, M. S. Derpich, and S. S. Channappayya, "The High-Resolution Rate-Distortion Function under the Structural Similarity Index", EURASIP Journal on Advances in Signal Processing, Volume 2011, Article ID 857959, January 2011.

J. Østergaard, R. Heusdens, and J. Jensen "n-Channel Asymmetric Entropy-Constrained Multiple-Description Lattice Vector Quantization". IEEE Transactions on Information Theory, vol. 56, no. 12, pp. 6354 - 6375, December 2010.

D. E. Quevedo, A. Ahlen, J. Østergaard, "Energy Efficient State Estimation with Wireless Sensors through the use of Predictive Power Control and Coding", IEEE Transactions on Signal Processing, vol. 58, no. 9, pp. 4811 - 4823, September 2010.

J. Østergaard and R. Zamir, "Multiple Description Coding by Dithered Delta-Sigma Quantization". IEEE Transactions on Information Theory, vol. 55, no. 10, pp. 4661 - 4675, October 2009.

J. Østergaard, J. Jensen, and R. Heusdens, "n-Channel Entropy-Constrained Multiple-Description Lattice Vector Quantization", IEEE Transactions on Information Theory, vol. 52, no. 5, pp. 1956 - 1973, May 2006.

Conference papers

J. Koloda, J. Østergaard, S. H. Jensen, A. Peinado, V. Sanchez, "Sequential Error Concealment for Video/Images by Weighted Template Matching", accepted for IEEE Data Compression Conference (DCC), Snowbird, Utah, April 2012.

J. Østergaard and R. Zamir, "Incremental Refinement using a Gaussian Test Channel and MSE Distortion", Information Theory and Applications (ITA), San Diego, California, February 2012.

J. Østergaard and D. E. Quevedo, "Multiple Descriptions for Packetized Predictive Control over Erasure Channels", 9th IEEE International Conference on Control & Automation, Santiago, Chile, December 2011.

M. Nagahara, D. E. Quevedo, J. Østergaard, T. Matsuda, K, Hayashi, "Sparse Command Generator for Remote Control", 9th IEEE International Conference on Control & Automation, Santiago, Chile, December 2011.

J. Østergaard and R. Zamir, "Incremental Refinement using a Gaussian Test Channel", IEEE Int. Symposium on Information Theory (ISIT), pp. 2233 - 2237, August 2011.

J. H. Sørensen, P. Popovski, and J. Østergaard, "On LT codes with decreasing ripple size", Information Theory and Applications (ITA), San Diego, California, January 2011.

A. Mashiach, J. Østergaard, and R. Zamir, "Dithered Delta-Sigma Quantization for Multiple Description with Individual and Central Distortion Constraints", IEEE 26th Convention of Electrical and Electronics Engineers in Israel, Eilat, November 2010.

M. Palgy, J. Østergaard, and R. Zamir, "Multiple Description Image/Video Compression using Oversampling and Noise Shaping in the DCT domain", IEEE 26th Convention of Electrical and Electronics Engineers in Israel, Eilat, November 2010.

J. H. Sørensen, J. Østergaard, P. Popovski, and J. Chakareski, "Multiple Description Coding with Feedback Based Network Compression", in Proc. of IEEE Globecom, 2010.

E. I. Silva, M. S. Derpich, and J. Østergaard, "On the Minimal Average Data-Rate that Guarantees a Given Closed Loop Performance Level", in Proc. of the 2nd IFAC Workshop on Estimation and Control of Networked Systems (NecSys'10), Annecy, France, September 2010.

J. Østergaard, D. E. Quevedo, and A. Ahlen, "Predictive Power Control for Dynamic State Estimation over Wireless Sensor Networks with Relays", in Proc. European Signal Processing Conference (Eusipco), Aalborg, Denmark, August 2010.

T. L. Jensen, J. Østergaard, and S. H. Jensen, "Multiple Descriptions using Sparse Decompositions", in Proc. European Signal Processing Conference (Eusipco), Aalborg, Denmark, August 2010.

M. S. Derpich, J. Østergaard, "Improved Upper Bounds to the Causal Quadratic Rate-Distortion Function for Gaussian Stationary Sources", IEEE Int. Symposium on Information Theory (ISIT), pp. 76 - 80, July 2010.

T. Arildsen, J. Østergaard, M. Manohar, S. V. Andersen, and S. H. Jensen "Fixed-Lag Smoothing for Low Delay Predictive Coding with Noise Shaping for Lossy Networks", IEEE Data Compression Conference (DCC), pp. 279 - 287, Snowbird, Utah, March 2010.

G. Zhang, B. Kleijn, and J. Østergaard "Bounding the Rate Region of Vector Gaussian Multiple Descriptions with Individual and Central Receivers", IEEE Data Compression Conference (DCC), pp. 13 - 19, Snowbird, Utah, March 2010.

E. I. Silva, M. S. Derpich, and J. Østergaard, "Independent Source Coding for Control over Noiseless Channels", Information Theory and Applications (ITA), San Diego, California, January 2010.

T. L. Jensen, J. Østergaard, and S. H. Jensen, "Iterated Smoothing for Accelerated Gradient Convex Minimization in Signal Processing", IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), pp. 774 - 777, March 2010.

M. G. Christensen, J. Østergaard, and S. H. Jensen, "On Compressed Sensing and its Application to Speech and Audio Signals", Rec. Asilomar Conf. Signals, Systems, and Computers, November, 2009.

D. E. Quevedo and J. Østergaard, "Quantized Predictive Control over Erasure Channels", Accepted for 48th IEEE Conference on Decision and Control (CDC), Shanghai, China, December 2009.

J. Østergaard, D. E. Quevedo, and A. Ahlen, "Predictive Power Control and Multiple-Description Coding for Wireless Sensor Networks". IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), pp. 2785 - 2788, April 2009.

J. Østergaard, D. E. Quevedo, and J. Jensen, "Low Delay Moving-Horizon Multiple-Description Audio Coding for Wireless Hearing Aids". IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), pp. 21 - 24, April 2009.

J. Dahl, J. Østergaard, T. L. Jensen, and S. H. Jensen, "An Efficient First-Order Method for l1 Compression of Images". IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), pp. 1009 - 1012, April 2009.

T. L. Jensen, J. Dahl, J. Østergaard, and S. H. Jensen, "A First-Order Method for the Multiple-Description l1-Compression Problem", Workshop on Signal Processing with Adaptive Sparse Structured Representations (SPARS), Saint-Malo, France, April 2009.

J. Dahl, J. Østergaard, T. L. Jensen, and S. H. Jensen, "l1-Compression of Video Sequences using the Structural Similarity Index". IEEE Data Compression Conference (DCC), pp. 133 - 142, Snowbird, Utah, March 2009.

D. E. Quevedo, A. Ahlen, J. Østergaard, and G. C. Goodwin, "Innovation-Based State Estimation with Wireless Sensor Networks". European Control Conference (ECC), Budapest, Hungary, August 2009.

E. I. Silva, M. S. Derpich, J. Østergaard, and D. E. Quevedo, "Simple Coding for Achieving Mean Square Stability over Bit-rate Limited Channels", 47th IEEE Conference on Decision and Control (CDC), Cancun, Mexico, December 2008.

G. C. Goodwin, J. Østergaard, D. E. Quevedo, and A. Feuer, "A Vector Quantization Approach to Scenario Generation for Stochastic NMPC", Int. Workshop on Assessment and Future Directions of NMPC, Pavia, Italy, September 2008.

M. S. Derpich, J. Østergaard, and G. C. Goodwin, "The Quadratic Gaussian Rate-Distortion Function for Source Uncorrelated Distortions", IEEE Data Compression Conference (DCC), Snowbird, Utah, pp. 73 - 82, March 2008.

Y. Kochman, J. Østergaard, and R. Zamir, "Noise-Shaped Predictive Coding for Multiple Descriptions of a Colored Gaussian Source", IEEE Data Compression Conference (DCC), Snowbird, Utah, pp. 362 - 371, March 2008. (Received the best paper award: "Capocelli Prize")

J. Østergaard and R. Zamir, "Multiple-Description Coding by Dithered Delta Sigma Quantization", IEEE Data Compression Conference (DCC), pp. 63 - 72, Snowbird, Utah, March 2007.

J. Østergaard, R. Heusdens, and J. Jensen, "The Rate Loss in Practical Multiple-Description Coding", IEEE Benelux/DSP Valley Signal Processing Symposium, pp. 211 - 214, March 2007.

J. Østergaard, R. Heusdens, and J. Jensen, "Source-Channel Erasure Codes With Lattice Codebooks for Multiple Description Coding", IEEE Int. Symposium on Information Theory (ISIT), pp. 2324 - 2328, July 2006.

J. Østergaard, O. A. Niamut, J. Jensen, and R. Heusdens, "Perceptual Audio Coding using n-Channel Lattice Vector Quantization", IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), vol. V, pp. 197 - 200, May 2006.

J. Østergaard, R. Heusdens, and J. Jensen, "On the Rate Loss in Perceptual Audio Coding", IEEE Benelux/DSP Valley Signal Processing Symposium, pp. 27 - 30, March 2006.

J. Østergaard, R. Heusdens, and J. Jensen, "n-Channel Asymmetric Multiple-Description Lattice Vector Quantization", IEEE Int. Symposium on Information Theory (ISIT), pp. 1793 - 1797, September 2005.

J. Østergaard, J. Jensen and, R. Heusdens, "n-Channel Symmetric Multiple-Description Lattice Vector Quantization", IEEE Data Compression Conference (DCC), pp. 378 - 387, March 2005.

J. Østergaard, R. Heusdens, and J. Jensen, "On the Bit Distribution in Asymmetric Multiple-Description Coding", 26th Symposium on Information Theory in the Benelux, pp. 81 - 88, May 2005.

J. Østergaard, J. Jensen, and R. Heusdens, "Entropy Constrained Multiple Description Lattice Vector Quantization", IEEE Int. Conference on Audio, Speech and Signal Processing (ICASSP), vol. 4, pp. 601 - 604, May 2004.

Theses

J. Østergaard, "Multiple-Description Lattice Vector Quantization", Ph.D. Thesis, Delft University of Technology, Delft, The Netherlands, ISBN 978-90-9021979-0, pp. 250, Gildeprint, June 2007.

J. Østergaard, "On the Discrete Wavelet Transform in Wideband Speech Coding", M.Sc. Thesis, Aalborg University, Aalborg, Denmark, June 1999.

Jan Østergaard
Associate Professor, Ph.D.

Publications

Book chapters

Journal papers (papers are available for download via this link)

Conference papers

Theses

Jan Østergaard Associate Professor, Ph.D.

Publications

Book chapters

Journal papers (papers are available for download via this link)

Conference papers

Theses

Jan Østergaard
Associate Professor, Ph.D.