Search Results - "Nongpiur, Rajeev"

Design of IIR Digital Differentiators Using Constrained Optimization by Nongpiur, Rajeev C., Shpak, Dale J., Antoniou, Andreas

“…A new optimization method for the design of fullband and lowpass IIR digital differentiators is proposed. In the new method, the passband phase-response error…”
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Synthesis of Linear and Planar Arrays With Minimum Element Selection by Nongpiur, Rajeev C., Shpak, Dale J.

“…A new method for the synthesis of linear and planar arrays having prescribed beamwidth and sidelobe levels and a minimum number of elements is proposed. In the…”
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Soli-enabled noncontact heart rate detection for sleep and meditation tracking by Xu, Luzhou, Lien, Jaime, Li, Haiguang, Gillian, Nicholas, Nongpiur, Rajeev, Li, Jihan, Zhang, Qian, Cui, Jian, Jorgensen, David, Bernstein, Adam, Bedal, Lauren, Hayashi, Eiji, Yamanaka, Jin, Lee, Alex, Wang, Jian, Shin, D, Poupyrev, Ivan, Thormundsson, Trausti, Pathak, Anupam, Patel, Shwetak

“…Heart rate (HR) is a crucial physiological signal that can be used to monitor health and fitness. Traditional methods for measuring HR require wearable…”
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Improved Design Method for Nearly Linear-Phase IIR Filters Using Constrained Optimization by Nongpiur, R. C., Shpak, D. J., Antoniou, A.

“…A new optimization method for the design of nearly linear-phase IIR digital filters that satisfy prescribed specifications is proposed. The group-delay…”
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L -infinity norm design of linear-phase robust broadband beamformers using constrained optimization by Nongpiur, Rajeev C., Shpak, Dale J.

“…A new method for the design of linear-phase robust far-field broadband beamformers using constrained optimization is proposed. In the method, the maximum…”
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Maximizing the Signal-to-Alias Ratio in Non-Uniform Filter Banks for Acoustic Echo Cancellation by Nongpiur, R. C., Shpak, D. J.

“…A new method for designing non-uniform filter-banks for acoustic echo cancellation is proposed. In the method, the analysis prototype filter design is framed…”
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ADAPTIVE FILTER PITCH EXTRACTION by Nongpiur, Rajeev, Hetherington, Phillip A.

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Adaptive Filter Pitch Extraction by Nongpiur, Rajeev, Hetherington, Phillip A.

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Spectral Distortion Model for Training Phase-Sensitive Deep-Neural Networks for Far-Field Speech Recognition by Kim, Chanwoo, Sainath, Tara, Narayanan, Arun, Misra, Ananya, Nongpiur, Rajeev, Bacchiani, Michiel

“…In this paper, we present an algorithm which introduces phase-perturbation to the training database when training phase-sensitive deep neural-network models…”
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An Analysis of a Near-End Crosstalk Cancelation System That Uses Adaptive Filters by Nongpiur, R., Shpak, D.J., Antoniou, A.

“…An analysis of a near-end crosstalk (NEXT) cancelation system that uses adaptive digital filters is described. The analysis is based on two well-known models…”
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Soli-enabled Noncontact Heart Rate Detection for Sleep and Meditation Tracking by Xu, Luzhou, Lien, Jaime, Li, Haiguang, Gillian, Nicholas, Nongpiur, Rajeev, Li, Jihan, Zhang, Qian, Cui, Jian, Jorgensen, David, Bernstein, Adam, Bedal, Lauren, Hayashi, Eiji, Yamanaka, Jin, Lee, Alex, Wang, Jian, Shin, D, Poupyrev, Ivan, Thormundsson, Trausti, Pathak, Anupam, Patel, Shwetak

“…Sci Rep 13, 18008 (2023) Heart rate (HR) is a crucial physiological signal that can be used to monitor health and fitness. Traditional methods for measuring HR…”
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Design of nearly linear-phase recursive digital filters by using unconstrained least-pth minimax optimization by Nagaraj, Sunil B, Nongpiur, Rajeev, Antoniou, Andreas

“…A method for the design of nearly linear-phase recursive digital filters is proposed. The recursive filter is assumed be a cascade arrangement of second-order…”
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