Karim Helwani

Publication Activity (10 Years)

Years Active: 2009-2024
Publications (10 Years): 26

Top Topics

Manifold Learning

Speech Enhancement

Adaptive Filter

Top Venues

Publications

Karim Helwani, Masahito Togami, Paris Smaragdis, Michael M. Goodwin
Sound Source Separation Using Latent Variational Block-Wise Disentanglement. CoRR (2024)
Masahito Togami, Jean-Marc Valin, Karim Helwani, Ritwik Giri, Umut Isik, Michael M. Goodwin
Real-Time Stereo Speech Enhancement with Spatial-Cue Preservation Based on Dual-Path Structure. ICASSP (2024)
Jan Büthe, Ahmed Mustafa, Jean-Marc Valin, Karim Helwani, Michael M. Goodwin
NOLACE: Improving Low-Complexity Speech Codec Enhancement Through Adaptive Temporal Shaping. ICASSP (2024)
Jan Büthe, Ahmed Mustafa, Jean-Marc Valin, Karim Helwani, Michael M. Goodwin
NoLACE: Improving Low-Complexity Speech Codec Enhancement Through Adaptive Temporal Shaping. CoRR (2023)
Karim Helwani, Paris Smaragdis, Michael M. Goodwin
Generative Modeling Based Manifold Learning for Adaptive Filtering Guidance. ICASSP (2023)
Karim Helwani, Erfan Soltanmohammadi, Michael M. Goodwin
Neural Harmonium: An Interpretable Deep Structure for Nonlinear Dynamic System Identification with Application to Audio Processing. CoRR (2023)
Emmanouil Theodosis, Karim Helwani, Demba E. Ba
Learning Linear Groups in Neural Networks. CoRR (2023)
Karim Helwani, Erfan Soltanmohammadi, Michael Mark Goodwin, Arvindh Krishnaswamy
Clock Skew Robust Acoustic Echo Cancellation. INTERSPEECH (2022)
Wo Jae Lee, Karim Helwani, Arvindh Krishnaswamy, Srikanth V. Tenneti
Robust Audio Anomaly Detection. CoRR (2022)
Jean-Marc Valin, Srikanth V. Tenneti, Karim Helwani, Umut Isik, Arvindh Krishnaswamy
Low-Complexity, Real-Time Joint Neural Echo Control and Speech Enhancement Based On Percepnet. ICASSP (2021)
Turab Iqbal, Karim Helwani, Arvindh Krishnaswamy, Wenwu Wang
Enhancing Audio Augmentation Methods with Consistency Learning. ICASSP (2021)
Turab Iqbal, Karim Helwani, Arvindh Krishnaswamy, Wenwu Wang
Enhancing Audio Augmentation Methods with Consistency Learning. CoRR (2021)
Jean-Marc Valin, Umut Isik, Neerad Phansalkar, Ritwik Giri, Karim Helwani, Arvindh Krishnaswamy
A Perceptually-Motivated Approach for Low-Complexity, Real-Time Enhancement of Fullband Speech. INTERSPEECH (2020)
Umut Isik, Ritwik Giri, Neerad Phansalkar, Jean-Marc Valin, Karim Helwani, Arvindh Krishnaswamy
PoCoNet: Better Speech Enhancement with Frequency-Positional Embeddings, Semi-Supervised Conversational Data, and Biased Loss. CoRR (2020)
Ritwik Giri, Fangzhou Cheng, Karim Helwani, Srikanth V. Tenneti, Umut Isik, Arvindh Krishnaswamy
Group Masked Autoencoder Based Density Estimator for Audio Anomaly Detection. DCASE (2020)
Ritwik Giri, Srikanth V. Tenneti, Fangzhou Cheng, Karim Helwani, Umut Isik, Arvindh Krishnaswamy
Self-Supervised Classification for Detecting Anomalous Sounds. DCASE (2020)
Umut Isik, Ritwik Giri, Neerad Phansalkar, Jean-Marc Valin, Karim Helwani, Arvindh Krishnaswamy
PoCoNet: Better Speech Enhancement with Frequency-Positional Embeddings, Semi-Supervised Conversational Data, and Biased Loss. INTERSPEECH (2020)
Ritwik Giri, Arvindh Krishnaswamy, Karim Helwani
Robust Non-negative Block Sparse Coding for Acoustic Novelty Detection. DCASE (2019)
Herbert Buchner, Karim Helwani, Simon J. Godsill
Unsupervised Bayesian Estimation and Tracking of Time-Varying Convolutive Multichannel Systems. FUSION (2019)
Herbert Buchner, Karim Helwani, Simon J. Godsill
Blind Signal Processing for Time-varying Convolutive Mixing Systems Based on Sequence Estimation on Partly Smooth Manifolds. ICASSP (2019)
Ritwik Giri, Karim Helwani, Tao Zhang
Annoyance Model Driven Selective Active Noise Control. ACSSC (2018)
Ritwik Giri, Karim Helwani, Tao Zhang
A novel target speaker dependent postfiltering approach for multichannel speech enhancement. WASPAA (2017)
Herbert Buchner, Karim Helwani, Bashar I. Ahmad, Simon J. Godsill
Efficient adaptive filtering in compressive domains for sparse systems and relation to transform-domain adaptive filtering. ICASSP (2017)
Kainan Chen, Jürgen T. Geiger, Karim Helwani, Mohammad Javad Taghizadeh
Localization of sound sources with known statistics in the presence of interferers. ICASSP (2016)
Jürgen T. Geiger, Karim Helwani
Improving event detection for audio surveillance using Gabor filterbank features. EUSIPCO (2015)
Karim Helwani, Lukasz Kondrad, Nicola Piotto
Low complexity unsupervised multi-camera color calibration with application to panoramic video capturing. ICIP (2015)
Karim Helwani, Herbert Buchner
Multichannel adaptive filtering in compressive domains. IWAENC (2014)
Karim Helwani, Sascha Spors, Herbert Buchner
The synthesis of sound figures. Multidimens. Syst. Signal Process. 25 (2) (2014)
Karim Helwani, Herbert Buchner, Jacob Benesty, Jingdong Chen
Multichannel acoustic echo suppression. ICASSP (2013)
Karim Helwani, Herbert Buchner, Jacob Benesty, Jingdong Chen
A Single-Channel MVDR Filter for Acoustic Echo Suppression. IEEE Signal Process. Lett. 20 (4) (2013)
Hai Huang, Jacob Benesty, Jingdong Chen, Karim Helwani, Herbert Buchner
A study of the MVDR filter for acoustic echo suppression. ICASSP (2013)
Karim Helwani, Herbert Buchner
On the eigenspace estimation for supervised multichannel system identification. ICASSP (2013)
Karim Helwani, Herbert Buchner, Sascha Spors
Multichannel Adaptive Filtering with Sparseness Constraints. IWAENC (2012)
Karim Helwani, Sascha Spors, Herbert Buchner
How to design a delay-and-sum beamformer for rigid rotationally symmetric arrays? ACSCC (2012)
Karim Helwani, Sascha Spors, Herbert Buchner
Spatio-temporal signal preprocessing for multichannel acoustic echo cancellation. ICASSP (2011)
Karim Helwani, Herbert Buchner, Sascha Spors
Source-domain adaptive filtering for MIMO systems with application to acoustic echo cancellation. ICASSP (2010)
Sascha Spors, Herbert Buchner, Karim Helwani
Block-based multichannel transform-domain adaptive filtering. EUSIPCO (2009)