Karim Helwani
Karim Helwani
Amazon
Verified email at ieee.org
Title
Cited by
Cited by
Year
Improving event detection for audio surveillance using gabor filterbank features
JT Geiger, K Helwani
2015 23rd European Signal Processing Conference (EUSIPCO), 714-718, 2015
392015
Source-domain adaptive filtering for MIMO systems with application to acoustic echo cancellation
K Helwani, H Buchner, S Spors
2010 IEEE International Conference on Acoustics, Speech and Signal …, 2010
252010
Automatic route selection
P Naranjo, D Schlossman
US Patent App. 10/133,544, 2003
232003
Multichannel adaptive filtering with sparseness constraints
K Helwani, H Buchner, S Spors
IWAENC 2012; International Workshop on Acoustic Signal Enhancement, 1-4, 2012
212012
Local sound field synthesis by virtual acoustic scattering and time-reversal
S Spors, J Ahrens, K Helwani
Audio Engineering Society Convention 131, 2011
212011
Poconet: Better speech enhancement with frequency-positional embeddings, semi-supervised conversational data, and biased loss
U Isik, R Giri, N Phansalkar, JM Valin, K Helwani, A Krishnaswamy
arXiv preprint arXiv:2008.04470, 2020
202020
The synthesis of sound figures
K Helwani, S Spors, H Buchner
Multidimensional Systems and Signal Processing 25 (2), 379-403, 2014
152014
Spatio-temporal signal preprocessing for multichannel acoustic echo cancellation
K Helwani, S Spors, H Buchner
2011 IEEE International Conference on Acoustics, Speech and Signal …, 2011
152011
On the robust and efficient computation of the Kalman gain for multichannel adaptive filtering with application to acoustic echo cancellation
K Helwani, H Buchner, S Spors
2010 Conference Record of the Forty Fourth Asilomar Conference on Signals …, 2010
142010
Block-based multichannel transform-domain adaptive filtering
S Spors, H Buchner, K Helwani
2009 17th European Signal Processing Conference, 1735-1739, 2009
122009
Unsupervised anomalous sound detection using self-supervised classification and group masked autoencoder for density estimation
R Giri, SV Tenneti, K Helwani, F Cheng, U Isik, A Krishnaswamy
Challenge on Detection and Classification of Acoustic Scenes and Events …, 2020
82020
Audio signal processing device and method for reproducing a binaural signal
K Helwani, P Grosche, Y Lang
US Patent 9,838,825, 2017
82017
A Perceptually-Motivated Approach for Low-Complexity, Real-Time Enhancement of Fullband Speech
JM Valin, U Isik, N Phansalkar, R Giri, K Helwani, A Krishnaswamy
arXiv preprint arXiv:2008.04259, 2020
72020
A single-channel MVDR filter for acoustic echo suppression
K Helwani, H Buchner, J Benesty, J Chen
IEEE Signal Processing Letters 20 (4), 351-354, 2013
72013
Head related transfer function individualization for hearing device
K Helwani, CR Nakagawa, B Xu, Y Xing
US Patent 9,848,273, 2017
62017
A study of the MVDR filter for acoustic echo suppression
H Huang, J Benesty, J Chen, K Helwani, H Buchner
2013 IEEE International Conference on Acoustics, Speech and Signal …, 2013
62013
Multichannel acoustic echo suppression
K Helwani, H Buchner, J Benesty, J Chen
2013 IEEE International Conference on Acoustics, Speech and Signal …, 2013
62013
On the eigenspace estimation for supervised multichannel system identification
K Helwani, H Buchner
2013 IEEE International Conference on Acoustics, Speech and Signal …, 2013
52013
On the relation between blind system identification and subspace tracking and associated generalizations
H Buchner, K Helwani
2010 Conference Record of the Forty Fourth Asilomar Conference on Signals …, 2010
52010
Hearing device incorporating user interactive auditory display
K Helwani, T Zhang, S Carlile
US Patent 10,133,544, 2018
42018
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Articles 1–20