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    Mads Græsbøll Christensen
2019
4 Downloads (Pure)

A Privacy-Preserving Asynchronous Averaging Algorithm based on Shamir’s Secret Sharing

Li, Q. & Christensen, M. G., 2019, 27th European Signal Processing Conference. IEEE Signal Processing Society

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
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Introduction to Audio Processing

Christensen, M. G., 1 Mar 2019, Springer. 244 p.

Research output: Book/ReportBookResearchpeer-review

2011
4 Citations (Scopus)

Sinusoidal Approach for the Single-Channel Speech Separation and Recognition Challenge

Mowlaee, P., Saeidi, R., Tan, Z-H., Christensen, M. G., Kinnunen, T., Fränti, P. & Jensen, S. H., Aug 2011, In : Proceedings of the International Conference on Spoken Language Processing. 4 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

2010
67 Citations (Scopus)
919 Downloads (Pure)

Retrieving Sparse Patterns Using a Compressed Sensing Framework: Applications to Speech Coding Based on Sparse Linear Prediction

Giacobello, D., Christensen, M. G., Murthi, M., Jensen, S. H. & Moonen, M., 2010, In : IEEE Signal Processing Letters. 17, 1, p. 103-106

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2018
3 Citations (Scopus)
160 Downloads (Pure)

A Unified Approach to Generating Sound Zones Using Variable Span Linear Filters

Lee, T., Nielsen, J. K., Jensen, J. R. & Christensen, M. G., 13 Sep 2018, 2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, p. 491-495 (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
filter
acoustics
potential energy
sound
2019
5 Downloads (Pure)
File
2013
7 Citations (Scopus)
425 Downloads (Pure)

A Class of Optimal Rectangular Filtering Matrices for Single-Channel Signal Enhancement in the Time Domain

Jensen, J. R., Benesty, J., Christensen, M. G. & Chen, J., 2013, In : I E E E Transactions on Audio, Speech and Language Processing. 21, 12, p. 2595-2606

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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Noise abatement
Signal to noise ratio
filters
Speech enhancement
augmentation
2016
1 Citation (Scopus)

Experimental Study of Generalized Subspace Filters for the Cocktail Party Situation

Christensen, K. B., Christensen, M. G., Boldt, J. B. & Gran, F., 2016, Proceedings IEEE ICASSP 2016. IEEE, 5 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Signal distortion
Speech enhancement
Statistics
2010
16 Citations (Scopus)
671 Downloads (Pure)

Joint Single-Channel Speech Separation and Speaker Identification

Mowlaee, P., Saeidi, R., Tan, Z-H., Christensen, M. G., Fränti, P. & Jensen, S. H., 2010, In : I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings. 2010, p. 4430 - 4433

Research output: Contribution to journalConference article in JournalResearchpeer-review

File
Closed loop systems
Identification (control systems)
2017
5 Citations (Scopus)

Pitch-based non-intrusive objective intelligibility prediction

Sorensen, C., Xenaki, A., Boldt, J. B. & Christensen, M. G., 16 Jun 2017, 2017 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2017 - Proceedings. IEEE, p. 386-390 5 p. 7952183

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Speech intelligibility
Hearing aids
Processing
2012
249 Downloads (Pure)

New Entries to the SPL EDICS for Audio and Acoustic Signal Processing

Christensen, M. G. & Rabenstein, R., 2012, In : I E E E Signal Processing Letters. 19, 12, p. 918-921 4 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
2010
37 Citations (Scopus)
437 Downloads (Pure)

Optimal Filter Designs for Separating and Enhancing Periodic Signals

Christensen, M. G. & Jakobsson, A., Dec 2010, In : I E E E Transactions on Signal Processing. 58, 12, p. 5969-5983 15 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
2014
170 Downloads (Pure)

Spatio-Temporal Audio Enhancement Based on IAA Noise Covariance Matrix Estimates

Nørholm, S. M., Jensen, J. R. & Christensen, M. G., 2014, 2014 Proceedings of the 22nd European Signal Processing Conference (EUSIPCO 2014) . IEEE, p. 934 - 938 5 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Covariance matrix
Signal to noise ratio
3 Citations (Scopus)
455 Downloads (Pure)

Noise Reduction in the Time Domain using Joint Diagonalization

Nørholm, S. M., Benesty, J., Jensen, J. R. & Christensen, M. G., 2014, 2014 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP). IEEE, p. 7058-7062

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Noise abatement
Eigenvalues and eigenfunctions
Covariance matrix
Acoustic noise
Signal to noise ratio
2013
11 Citations (Scopus)
506 Downloads (Pure)

Fast Joint DOA and Pitch Estimation Using a Broadband MVDR Beamformer

Karimian-Azari, S., Jensen, J. R. & Christensen, M. G., 2013, In : European Signal Processing Conference (EUSIPCO). 2013

Research output: Contribution to journalConference article in JournalResearchpeer-review

File
Direction of arrival
Microphones
Dynamic programming
2017
3 Citations (Scopus)
21 Downloads (Pure)

A Kalman-based Fundamental Frequency Estimation Algorithm

Shi, L., Nielsen, J. K., Jensen, J. R., Little, M. A. & Christensen, M. G., 15 Oct 2017, 2017 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 2017). New Paltz, NY, USA, USA: IEEE Press, p. 314-318 5 p. (IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA)).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Frequency estimation
Extended Kalman filters
Kalman filters
Markov processes
2018
86 Downloads (Pure)

Revisiting the Linear Prediction Analysis-by-Synthesis Speech Coding Paradigm using Real-time Convex Optimization

Giacobello, D., Murthi, M., Jensen, T. L. & Christensen, M. G., Nov 2018, In : Asilomar Conference on Signals, Systems and Computers. Conference Record. 2018, 6 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
2013
309 Downloads (Pure)

An LCMV Filter for Single-Channel Noise Cancellation and Reduction in the Time Domain

Jensen, J. R., Benesty, J., Christensen, M. G. & Chen, J., 2013, 2013 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA). IEEE, p. 1-4 (I E E E Workshop on Applications of Signal Processing to Audio and Acoustics).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Speech enhancement
Signal to noise ratio
2019
28 Downloads (Pure)

Adaptive Pre-whitening Based on Parametric NMF

Esquivel Jaramillo, A., Nielsen, J. K. & Christensen, M. G., Sep 2019, 2019 27th European Signal Processing Conference (EUSIPCO). IEEE, 8902763. (Proceedings of the European Signal Processing Conference).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Power spectral density
Factorization
Speech enhancement
Speech processing
Glossaries
2017
13 Citations (Scopus)
1005 Downloads (Pure)

Fast fundamental frequency estimation: Making a statistically efficient estimator computationally efficient

Nielsen, J. K., Jensen, T. L., Jensen, J. R., Christensen, M. G. & Jensen, S. H., Jun 2017, In : Signal Processing. 135, p. 188-197 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Frequency estimation
Maximum likelihood
Computational complexity
2014
2 Citations (Scopus)
421 Downloads (Pure)

Fundamental Frequency and Model Order Estimation Using Spatial Filtering

Karimian-Azari, S., Jensen, J. R. & Christensen, M. G., 2014, 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2014) . IEEE, p. 5964 - 5968 5 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Beamforming
Signal processing
Experiments
2012
1 Citation (Scopus)
316 Downloads (Pure)

An Amplitude Spectral Capon Estimator with a Variable Filter Length

Nielsen, J. K., Smaragdis, P., Christensen, M. G. & Jensen, S. H., Aug 2012, In : European Signal Processing Conference (EUSIPCO). p. 430-434 5 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
Filter banks
2017
3 Citations (Scopus)

Estimation of Multiple Pitches in Stereophonic Mixtures using a Codebook-based Approach

Hansen, M. W., Jensen, J. R. & Christensen, M. G., 2017, IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2017. IEEE, p. 186-190 (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Transcription
Invariance
Experiments
2015
11 Citations (Scopus)
329 Downloads (Pure)

On Frequency Domain Models for TDOA Estimation

Jensen, J. R., Nielsen, J. K., Christensen, M. G. & Jensen, S. H., Apr 2015, In : I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings. p. 11-15 5 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

File
2016
205 Downloads (Pure)

Variable Span Filters for Speech Enhancement

Jensen, J. R., Benesty, J. & Christensen, M. G., Mar 2016, In : I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings. 5 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
Speech enhancement
Noise abatement
Signal distortion
Experiments
2018
7 Citations (Scopus)
575 Downloads (Pure)

Model-based Noise PSD Estimation from Speech in Non-stationary Noise

Nielsen, J. K., Kavalekalam, M. S., Christensen, M. G. & Boldt, J. B., 10 Sep 2018, IEEE International Conference on Acoustics, Speech, and Signal Processing. Calgary, Canada: IEEE, p. 5424-5428 5 p. 8461683. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Power spectral density
Speech enhancement
2016
6 Citations (Scopus)
160 Downloads (Pure)

Grid Size Selection for Nonlinear Least-Squares Optimization in Spectral Estimation and Array Processing

Nielsen, J. K., Jensen, T. L., Jensen, J. R., Christensen, M. G. & Jensen, S. H., Aug 2016, Signal Processing Conference (EUSIPCO), 2016 24th European. IEEE, p. 1653-1657 (Proceedings of the European Signal Processing Conference (EUSIPCO)).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Array processing
Cost functions
Sensors
2018
74 Downloads (Pure)

Model-Based Voice Activity Detection in Wireless Acoustic Sensor Networks

Zhao, Y., Nielsen, J. K., Christensen, M. G. & Chen, J., Sep 2018, 2018 26th European Signal Processing Conference (EUSIPCO). IEEE, p. 425-429 5 p. 8553457. (Proceedings of the European Signal Processing Conference).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
2017
4 Citations (Scopus)

Distributed Max-SINR Speech Enhancement with Ad Hoc Microphone Arrays

Tavakoli, V. M., Jensen, J. R., Heusdens, R., Benesty, J. & Christensen, M. G., 2017, 2017 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, p. 151-155 5 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Speech enhancement
Microphones
Transfer functions
Signal processing
Acoustics
2014
76 Downloads (Pure)

DOA and Pitch Estimation of Audio Sources using IAA-based Filtering

Jensen, J. R. & Christensen, M. G., Sep 2014, 2014 Proceedings of the 22nd European Signal Processing Conference (EUSIPCO 2014) . IEEE, p. 900-904 5 p.

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Direction of arrival
Covariance matrix
2016
5 Citations (Scopus)
198 Downloads (Pure)
Open Access
File
Direction of arrival
Reverberation
Experiments
2018
1 Citation (Scopus)
156 Downloads (Pure)

Sound Zones as an Optimal Filtering Problem

Nielsen, J. K., Lee, T., Jensen, J. R. & Christensen, M. G., 2018, 2018 52nd Asilomar Conference on Signals, Systems, and Computers. IEEE, 5 p. (Asilomar Conference on Signals, Systems and Computers. Conference Record).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Acoustic waves
Speech enhancement
Loudspeakers
Acoustic fields
2014
1 Citation (Scopus)
250 Downloads (Pure)

Model selection and comparison for independents sinusoids

Nielsen, J. K., Christensen, M. G. & Jensen, S. H., May 2014, IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2014. IEEE, p. 1891 - 1895 5 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
2012
4 Citations (Scopus)
159 Downloads (Pure)

Joint Filtering Scheme for Nonstationary Noise Reduction

Jensen, J. R., Benesty, J., Christensen, M. G. & Jensen, S. H., Aug 2012, In : Proceedings of the European Signal Processing Conference. 2012, p. 2323-2327 5 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
2013
6 Citations (Scopus)
241 Downloads (Pure)

Joint DOA and Fundamental Frequency Estimation based on Relaxed Iterative Adaptive Approach and Optimal Filtering

Zhou, Z., Christensen, M. G., Jensen, J. R. & So, H. C., 2013, 2013 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, 5 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
2018
4 Citations (Scopus)
105 Downloads (Pure)

A Supervised Approach to Global Signal-to-Noise Ratio Estimation for Whispered and Pathological Voices

Poorjam, A. H., Little, M. A., Jensen, J. R. & Christensen, M. G., 10 Sep 2018, 2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). IEEE, p. 296-300 5 p. 8462459. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Signal to noise ratio
Additive noise
2011
1 Citation (Scopus)
330 Downloads (Pure)

On The Estimation of Low Fundamental Frequencies

Christensen, M. G., 2011, In : I E E E Workshop on Applications of Signal Processing to Audio and Acoustics. p. 169-172 4 p.

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
2018
2 Citations (Scopus)
96 Downloads (Pure)

Online Parametric NMF for Speech Enhancement

Kavalekalam, M. S., Nielsen, J. K., Shi, L., Christensen, M. G. & Boldt, J., 2018, 2018 26th European Signal Processing Conference (EUSIPCO). IEEE, 5 p. 8553039. (Proceedings of the European Signal Processing Conference).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Speech enhancement
Factorization
Power spectral density
2014
9 Citations (Scopus)
379 Downloads (Pure)

Single-Channel Noise Reduction using Unified Joint Diagonalization and Optimal Filtering

Nørholm, S. M., Benesty, J., Jensen, J. R. & Christensen, M. G., 26 Mar 2014, In : Eurasip Journal on Advances in Signal Processing. 2014, 37, 11 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Noise abatement
Covariance matrix
Signal distortion
Signal to noise ratio
Eigenvalues and eigenfunctions
2019
112 Downloads (Pure)

Quality Control in Remote Speech Data Collection

Alavijeh, A. H. P., Little, M. A., Jensen, J. R. & Christensen, M. G., Mar 2019, In : IEEE Journal of Selected Topics in Signal Processing. 13, 2, p. 236-243 8 p., 8664108.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Quality control
2013
4 Citations (Scopus)
373 Downloads (Pure)

Metrics for vector quantization-based parametric speech enhancement and separation

Christensen, M. G., 2013, In : The Journal of the Acoustical Society of America. 133, 5, p. 3062-3071 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

File
vector quantization
augmentation
estimators
leaves
counters
2010
1 Citation (Scopus)
152 Downloads (Pure)

Improved Subspace-based Frequency Estimation for Real-Valued Data using Angles between Subspaces

Christensen, M. G. & Jakobsson, A., 2010, In : Proceedings of the European Signal Processing Conference. 2010, p. 358-362

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
14 Citations (Scopus)
222 Downloads (Pure)

Improved single-channel speech separation using sinusoidal modeling

Mowlaee, P., Christensen, M. G. & Jensen, S. H., 14 Mar 2010, In : I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings. 2010, p. 21-24

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
Masks
2016
16 Citations (Scopus)
186 Downloads (Pure)

Noise Reduction with Optimal Variable Span Linear Filters

Jensen, J. R., Benesty, J. & Christensen, M. G., Apr 2016, In : I E E E Transactions on Audio, Speech and Language Processing. 24, 4, p. 631-644

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
linear filters
Noise abatement
noise reduction
filters
Eigenvalues and eigenfunctions
2011
4 Citations (Scopus)
298 Downloads (Pure)

Joint Direction-of-Arrival and Order Estimation in Compressed Sensing using Angles between Subspaces

Christensen, M. G. & Nielsen, J. K., 2011, In : I E E E / S P Workshop on Statistical Signal Processing. p. 449-452

Research output: Contribution to journalConference article in JournalResearchpeer-review

Open Access
File
2014
125 Downloads (Pure)

Utilising Tree-Based Ensemble Learning for Speaker Segmentation

Abou-Zleikha, M., Tan, Z-H., Christensen, M. G. & Jensen, S. H., 2014, Artificial Intelligence Applications and Innovations: 10th IFIP WG 12.5 International Conference, AIAI 2014, Rhodes, Greece, September 19-21, 2014. Proceedings. Springer, Vol. 436. p. 50-59 (IFIP AICT - Advances in Information and Communication technology).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

File
Tuning
Speech processing
Acoustics
2012
18 Citations (Scopus)
591 Downloads (Pure)

Subjective and Objective Quality Assessment of Single-Channel Speech Separation Algorithms

Mowlaee, P., Saeidi, R., Christensen, M. G. & Martin, R., 2012, Acoustics, Speech and Signal Processing (ICASSP), 2012 IEEE International Conference on. IEEE Press, p. 69-72 4 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Source separation
Speech intelligibility
Speech recognition
Blind source separation
Experiments
2013
8 Citations (Scopus)
392 Downloads (Pure)

Statistically Efficient Methods for Pitch and DOA Estimation

Jensen, J. R., Christensen, M. G. & Jensen, S. H., 2013, 2013 IEEE International Conference on Acoustics, Speech, and Signal Processing. IEEE Signal Processing Society, p. 3900-3904 5 p. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Direction of arrival
Maximum likelihood
Computational complexity
20 Citations (Scopus)
627 Downloads (Pure)

Default Bayesian Estimation of the Fundamental Frequency

Nielsen, J. K., Christensen, M. G. & Jensen, S. H., Mar 2013, In : I E E E Transactions on Audio, Speech and Language Processing. 21, 3, p. 598-610 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
approximation
time signals
simulation
Invariance
estimators
2019
2 Citations (Scopus)
158 Downloads (Pure)

A Study on how Pre-whitening Influences Fundamental Frequency Estimation

Esquivel Jaramillo, A., Nielsen, J. K. & Christensen, M. G., May 2019, 2019 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2019 - Proceedings. IEEE, p. 6495-6499 5 p. 8683653. (I E E E International Conference on Acoustics, Speech and Signal Processing. Proceedings).

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Open Access
File
Frequency estimation
Gaussian noise (electronic)
White noise
Statistics