Articles with "sound signal" as a keyword



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On sound signal processing in image to sound mapping technique

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Published in 2017 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2016.10.014

Abstract: Abstract This paper reviews an image to sound mapping method based on spectrogram technology. The image to sound mapping method can produce a sound from an image, where the sound spectrogram is identical to the… read more here.

Keywords: image; processing; sound mapping; sound ... See more keywords
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Experimental measurement of acoustic properties in snow

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Published in 2017 at "Acoustical Physics"

DOI: 10.1134/s1063771017030113

Abstract: This paper presents the results of field experiments done for the measurement of attenuation constant and speed of sound in the snow medium. The field experiments were conducted at two locations corresponding to relatively dry… read more here.

Keywords: measurement acoustic; experimental measurement; properties snow; acoustic properties ... See more keywords
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Automated Signal Quality Assessment for Heart Sound Signal by Novel Features and Evaluation in Open Public Datasets

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Published in 2021 at "BioMed Research International"

DOI: 10.1155/2021/7565398

Abstract: Automated heart sound signal quality assessment is a necessary step for reliable analysis of heart sound signal. An unavoidable processing step for this objective is the heart sound segmentation, which is still a challenging task… read more here.

Keywords: heart sound; signal quality; heart; quality assessment ... See more keywords
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Development and Validation of an NDT Based on Total Sound Signal Energy

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Published in 2019 at "Journal of Testing and Evaluation"

DOI: 10.1520/jte20170136

Abstract: This study proposes a new nondestructive testing (NDT) method for assessing the compressive strength of various materials. The method is based on the total sound signal energy, which is determined using the sound signal generated… read more here.

Keywords: sound signal; total sound; compressive strength; signal energy ... See more keywords
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Classification of Heart Sounds Based on the Wavelet Fractal and Twin Support Vector Machine

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Published in 2019 at "Entropy"

DOI: 10.3390/e21050472

Abstract: Heart is an important organ of human beings. As more and more heart diseases are caused by people’s living pressure or habits, the diagnosis and treatment of heart diseases also require technical improvement. In order… read more here.

Keywords: heart sound; heart; support vector; wavelet ... See more keywords