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Acoustic Signal Processing Group

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The Acoustic Signal Processing group conducts impactfull research in the field of acoustic & audio signal processing, adaptive filters, immersive audio, speech processing, biomedical signal processing, Machine Learning and AI.
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The Team

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Dr. ASUTOSH KAR

Head,

Acoustic Sig. Pro.

Achievements

Dr. Asutosh Kar

is now

the Associate Editor

of

the EURASIP Journal on Audio, Speech, and Music Processing

Latest Publications

Year-2025     
  • Neetu Chikyal, Vasundhara, Chayan Bhar, Asutosh Kar and Mads Græsbøll Christensen. Sparsity Apprised Logarithmic Hyperbolic Tan Adaptive Filters for Nonlinear System Identification and Acoustic Feedback Cancellation. IEEE Open Journal of Signal Processing, vol. 6, pp. 1031-1047, 2025.

  • V. Venkataraghavan, S. Shoba and Asutosh Kar. Wav2Lip Bridges Communication Gap: Automating LipSync and Language Translation for Indian Languages. IEEE Access, vol. 13, pp. 72906-72917, 2025.

  • R. Kranthi, Vasundhara, Asutosh Kar, and Mads Græsbøll Christensen. Charbonnier Quasi Hyperbolic Momentum Spline Based Incremental Strategy for Distributed Active Noise Control. IEEE Open Journal of Signal Processing, vol. 6, pp. 1-15, 2025.

  • Gagandeep Singh, Asutosh Kar. Improved Keyword Spotting in Soundbars: Mitigating Self-Generated Noise and Playback Distortions. Circuits Systems and Signal Processing, 2025. (online)

  • Nenad Stefanovic, Vladimir Mladenovic, Borisa Jovanovic, Ron Dabora, and Asutosh Kar. Symbolic Framework for Evaluation of NOMA Modulation Impairments Based on Irregular Constellation Diagrams. Information, vol. 16, no. 6, 2025.

  • Abhishek Kumar, Sanjeev Kumar, Asutosh Kar. Enhancing Image Contrast and Preserving Brightness using Min-Max Peak Fuzzy Histogram Equalization. Circuits Systems and Signal Processing, 2025.

  • Asutosh Kar, Gagandeep Singh, Pradeep K. Shill, Somanath Pradhan, Vasundhara, Mads Græsbøll Christensen. A Modified Gain Normalized Step Size Adaptive Algorithm for Improved Online Secondary Path Modelling in Active Noise Control. 50th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2025.

  • Neetu Chikyal, Vasundhara, Chayan Bhar, Asutosh Kar, Mads Græsbøll Christensen. Robust Exponential Hyperbolic Tangent Geman-McClure Based Identification of Nonlinear Systems. 50th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2025.

  • Fareedha, Vasundhara, Asutosh Kar, Mads Græsbøll Christensen. Next-Generation ANC: Integrating Dynamic Fixed-Filter Strategies With Extended Kalman Filtering for Enhanced Noise Suppression. 50th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2025.

  • Vanitha Devi R, Vasundhara, Asutosh Kar, Mads Græsbøll Christensen. Fractional-Order Hyperbolic Tangent Based Adaptive Algorithm for Feedback Control in Hearing Aids. 50th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2025.

Year-2024     
  • R. Kranthi, Vasundhara, Asutosh Kar, Mads Græsbøll Christensen. Charbonnier Quasi Hyperbolic Momentum Spline Based Incremental Strategy for Distributed Active Noise Control. IEEE Open Journal of Signal Processing 2024. doi: 10.1109/OJSP.2024.3501774

  • R. Kranthi, Vasundhara, Asutosh Kar, Mads Græsbøll Christensen. A Family of Swish Diffusion Strategy Based Adaptive Algorithms for Distributed Active Noise Control. IEEE Open Journal of Signal Processing, volume 5, 2024.

  • R. Kranthi, Vasundhara, Asutosh Kar, Mads Græsbøll Christensen. Hermite Polynomial Based Affine Projection Blake Zisserman Algorithm for Identification of Robust Sparse Nonlinear System. Nonlinear Dynamics 2024.

  • Asutosh Kar. An Intelligent Momentum Perturbed Variable Step-Size Adaptive Algorithm for Fast Converging HNANC Systems. Digital Signal Processing, volume 145, 2024.

  • Asutosh Kar, Shoba Sivapatham, Himavanth Reddy, “Improved Monaural Speech Enhancement via Low-Complexity Fully Connected Neural Networks: A Performance Analysis”, Circuits, Systems and Signal Processing, 2024. https://doi.org/10.1007/s00034-024-02958-x

  • Neetu C., Vasundhara, Chayan Bhar, Asutosh Kar, Mads Græsbøll Christensen. Individually Weighted Modified Logarithmic Hyperbolic Sine Curvelet Based Recursive FLN for Nonlinear System Identification. Circuits, Systems and Signal Processing, 2024.

  • J. Victor G. de Souza, F. A. de Alcantara Andrade, M. Faria Pinto, Asutosh Kar, Ana Lucia F. de Barros, D. B. Haddad. Conjugate Gradient-Based Active Noise Cancellation. Electronics Letters, volume 60, 2024.

  • Asutosh Kar, S. Burra, S. Shoba et al. Improved Active Noise Cancellation using Variable Step-Size Combined Fx-LMS Algorithm. Circuits, Systems and Signal Processing, 2024.

  • Asutosh Kar, S. Shoba, S. Burra, et al. Adaptive Tap-Length Based Sub-Band Mean M-Estimate Filtering for Active Noise Cancellation. Circuits, Systems and Signal Processing, 2024.

  • Maja L. Banduka, D. Milosevic, Vladimir Orlic, Asutosh Kar, V. Mladenovic. Delay Probability in Adaptive Systems Based on Activation Function of Classical Neural Networks, vol. 28, pp. 1-8, Egy. Informatics Journal, 2024.

  • R. Kranthi, Vasundhara, Asutosh Kar. Distributed Active Noise Control Employing Swish Framework Integrated with Diffusion Adaptive Techniques. Circuits, Systems, and Signal Processing, 2024.

  • A. Kumar, S. Kumar, Asutosh Kar. Improved Adaptive Type-2 Fuzzy Detection and Simple Linear Regression-Based Filter for Removing Salt & Pepper Noise. Circuits Systems and Signal Processing, 2024.

  • S. Burra, Asutosh Kar and Mads Græsbøll Christensen. Conjugate Gradient Based Adaptive Algorithm for Nonlinear AEC. In proc. 49th IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2024.

  • Asutosh Kar, Pradeep K. Shill. An Adaptive Momentum Driven Variable Step-Size Filtered-x Weight Accumulated LMS for Improved HNANC. In proc. 10th IEEE Smart City Conference (ISC2), 2024.

  • Nikhilesh Kumar, Ferbin Fj, Shoba S., Asutosh Kar and Krithiga R. Efficient Real-Time Okra Stage Identification Using YOLOV8. In proc. 10th IEEE International Conference on Electronics, Computing and Communication Technologies (CONECCT) 2024.

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Contact:
Email: asplab19@gmail.com 

             asutosh.kar@bcu.ac.uk
Phone: +91 8658204054

ASP.jfif

Acoustic Sig Pro,
Jalandhar, Punjab-144008

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