Results 31 to 40 of about 2,537,807 (351)

Experimental Investigation of Scrap-Tire Crumb Rubber Application in Noise-Suppression Structures

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2011
Experimental investigations into acoustic properties of building materials and structures manufactured thereof were conducted in a noise-suppression chamber.
Albertas Venslovas   +2 more
doaj   +1 more source

Feasibility study of SOA-based noise suppression for spectral amplitude coded OCDMA [PDF]

open access: yes, 2007
We investigate the benefits of employing a saturated SOA to reduce optical noise in an incoherent light OCDMA system. In the context of spectrum-slicing, SOA-based noise suppression has shown significant potential for enhancing the signal quality of ...
Horak, P.   +9 more
core   +1 more source

Dual-Signal Transformation LSTM Network for Real-Time Noise Suppression [PDF]

open access: yesInterspeech, 2020
This paper introduces a dual-signal transformation LSTM network (DTLN) for real-time speech enhancement as part of the Deep Noise Suppression Challenge (DNS-Challenge).
Nils L. Westhausen, B. Meyer
semanticscholar   +1 more source

Noise suppression of incoherent light using a gain-saturated SOA: implications for spectrum-sliced WDM systems [PDF]

open access: yes, 2005
In this paper, we present an experimental and numerical study of semiconductor optical amplifier (SOA)-based noise suppression and its relevance to high-channel-density spectrum sliced wavelength-division-multiplexed systems. We show that the improvement
Ibsen, M   +14 more
core   +1 more source

Environment-Aware Reconfigurable Noise Suppression [PDF]

open access: yesICASSP 2020 - 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2020
The paper proposes an efficient, robust, and reconfigurable technique to suppress various types of noises for any sampling rate. The theoretical analyses, subjective and objective test results show that the proposed noise suppression (NS) solution significantly enhances the speech transmission index (STI), speech intelligibility (SI), signal-to-noise ...
Jun Yang, Joshua Bingham
openaire   +2 more sources

Effects of weak input side mode suppression ratio and output filtration on the intensity noise of a self-seeded gain switched optical pulses at 2.5 GHz [PDF]

open access: yes, 2005
Mode partition noise is shown to be a cause for concern in terms of the intensity noise induced on a self-seeded gain-switched pulse when filtering is used to increase the side mode suppression ratio (SMSR) of the output signal to >30 dB.
Rensing, Marc   +5 more
core   +1 more source

Noise Suppression With Cryogenic Resonators

open access: yesIEEE Microwave and Wireless Components Letters, 2021
We show that fast technical fluctuations of microwave signals can be strongly suppressed by cryogenic resonators. The experiments were carried out with sapphire resonators cooled to approximately 6 K at frequencies around 11 GHz. Each sapphire crystal was shaped like a spindle with the rotational and crystal axes aligned within a degree.
Ivanov, Eugene N., Tobar, Michael E.
openaire   +2 more sources

Suppression of polarization random noise in a two-dimensional force sensorbased on random forest [PDF]

open access: yesJournal of Sensors and Sensor Systems
To improve the accuracy of polarization random noise signal recognition and the noise suppression effect, a method of polarization random noise suppression in a two-dimensional force sensor based on random forest is proposed.
J. Liu
doaj   +1 more source

Noise Suppression Method of Microseismic Signal Based on Complementary Ensemble Empirical Mode Decomposition and Wavelet Packet Threshold

open access: yesIEEE Access, 2019
Aiming at the situation that complementary ensemble empirical mode decomposition (CEEMD) noise suppression method may produce redundant noise and wavelet transform easily loses high-frequency detail information, considering wavelet packet transform can ...
Ling-Qun Zuo   +4 more
doaj   +1 more source

Decomposing Noise in Biochemical Signalling Systems Highlights the Role of Protein Degradation [PDF]

open access: yes, 2013
22.08.13 KB. Ok to add the accepted version to Spiral.The phenomena of stochasticity in biochemical processes have been intriguing life scientists for the past few decades.
Komorowski, Michał   +5 more
core   +1 more source

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