Search Results - "Rasband, Reese"

Cumulative noise exposure model for outdoor shooting ranges by Wall, Alan T., Wagner, Caleb M., Rasband, Reese D., Gee, Kent L., Murphy, William J.

“…An impulsive noise exposure model for outdoor military shooting ranges was created. The inputs to the model included spatial interpolation of noise exposure…”
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Improving low-frequency response of sonic boom measurements through digital filtering by Rasband, Reese D, Gee, Kent L, Gabrielson, Thomas B, Loubeau, Alexandra

“…High-fidelity measurement of sonic boom waveforms requires microphones and data acquisition hardware with flat frequency responses extending below 1 Hz…”
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Three-microphone probe bias errors for acoustic intensity and specific acoustic impedance by Lawrence, Joseph S., Whiting, Eric B., Gee, Kent L., Rasband, Reese D., Neilsen, Tracianne B., Sommerfeldt, Scott D.

“…In acoustic intensity estimation, adding a microphone at the probe center removes errors associated with pressure averaging. Analytical bias errors are…”
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A look into far-field rocket noise modeling: Approaches and potential sources of error by Rasband, Reese, Wall, Alan T.

“…In recent years, rocket launches have elevated from novelty to being seen as means of transportation, exploration, and delivery. Defense, commercial, and…”
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Initial observations and insights from a full-scale static rocket engine firing by Rasband, Reese D., Wall, Alan T.

“…With increased space travel focus and launch cadence, many commercial and public entities are looking to take advantage of this form of transit. One such use…”
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Frequency-dependent directivity and sound power measurements of two launched United Launch Alliance Atlas V rockets by Anderson, Mark C., Mathews, Logan, Rasband, Reese, Gee, Kent L.

“…The noise generated during rocket launches is both intense and directional. Historically, rocket noise directivity has been studied using static firing data…”
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Validation of an image source method room acoustics software in a highly reverberant room with a directional impulsive noise source by Campbell, Steven C., Wall, Alan T., Mobley, Frank S., Bowers, Gregory, Reeves, Mason A., Rasband, Reese

“…Exposure to impulsive noise sources is common during routine operations military contexts. This type of noise exposure is prevalent in training procedures…”
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Leveraging machine learning and similarity judgements to identify perceptually relevant acoustic features of small, unmanned aircraft system signal similarity by Reeves, Mason A., Mobley, Frank S., Campbell, Steven C., Wall, Alan T., Rasband, Reese, Bowers, Gregory

“…Auditory signals can be described quantitatively by a set of measurable acoustic features (i.e., zero crossing rate, attack slope, etc.) or qualitatively with…”
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Initial comparison of RUMBLE predictions with measurements for an Atlas V rocket launch by Anderson, Mark C., Mathews, Logan T., Rasband, Reese D., Wall, Alan T., Gee, Kent L.

“…As commercial space launches continue to become more frequent, increasing attention will be given to the noise generated during these launches. Of particular…”
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Rocket noise models for the US Department of Defense by Wall, Alan T., Gee, Kent L., Downing, J. M., James, Michael M., Rasband, Reese D.

“…Accurate rocket noise prediction models are critical to support growing space defense programs. Potential deficiencies in the NASA SP-8072 model developed in…”
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Analysis of an acoustic propagation model for sources of noise with directivity in indoor environments by Campbell, Steven C., Wall, Alan T., Mobley, Frank S., Rasband, Reese D., Gee, Kent L.

“…Small caliber firearm (SCF) noise sources are typically impulsive in nature, possess a large amount of acoustic energy (consequently a large hearing damage…”
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Peak sound pressure level decay from large C-4 detonations: Establishing a 140 dB threshold by Sorrell, Avery K., Gee, Kent L., Rasband, Reese D., Pemberton, Steven, Laintz, Kenneth E.

“…Far-field acoustical characterization of blast wave propagation from explosives is often carried out using relatively small shot sizes (less than 1 kg). This…”
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An analysis of angular directivity for small caliber firearm noise by Campbell, Steven C., Wall, Alan T., Murphy, William J., Rasband, Reese D., Gee, Kent L.

“…Accurately describing the sound field generated by an impulsive source is non-trivial. Conventional methods for analyzing impulsive noise of firearms consists…”
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Assessing effect of ground reflections on gunshot noise exposure by Sorrell, Avery K., Smith, Jacob R., Gee, Kent L., Rasband, Reese D., Campbell, Steven C., Wall, Alan T.

“…Investigation of weapons noise exposure outdoors necessitates including the impact of ground reflections. When analyzing the reflections’ impact on A-weighted…”
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Impact of ground reflections on firearms noise exposure metrics by Smith, Jacob R., Sorrell, Avery K., Gee, Kent L., Rasband, Reese D., Campbell, Steven C., Wall, Alan T.

“…Outdoor measurements of weapons noise exposure are influenced by ground reflections. This paper analyzes the reflections’ impact on A-weighted equivalent level…”
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A discussion on impulse noise exposure models in regard to small caliber firearm operation by Campbell, Steven C., Wall, Alan T., Rasband, Reese D., Murphy, William J., Mobley, Frank S.

“…Impulse noise exposure is extremely prevalent in many military mission environments and, as such, it is critical that accurate hearing damage risk criteria be…”
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Impact of microphone configuration on sonic boom recordings by Novakovich, Daniel J., Gee, Kent L., Rasband, Reese D., Loubeau, Alexandra

“…Because different measurement setups can affect sonic boom recordings, this paper compares different microphone configurations employed during NASA’s Quiet…”
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Employing digital pole-shifting filters to improve low-frequency response of sonic boom measurements by Rasband, Reese D., Gee, Kent L., Gabrielson, Thomas B., Loubeau, Alexandra

“…High-fidelity measurement of sonic boom waveforms requires microphones and data acquisition hardware with flat frequency responses that extend well below 1 Hz…”
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Making sonic boom measurements during adverse weather: Summarizing BYU’s participation in QSF18 by Gee, Kent L., Novakovich, Daniel J., Rasband, Reese D., Leete, Kevin M., Loubeau, Alexandra

“…One challenge with outdoor sonic boom measurements is making high-fidelity recordings under adverse weather conditions. This paper describes the deployment of…”
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Developing extrapolated pressure level maps from firearms by Rasband, Reese D., Gee, Kent L., Wall, Alan T., Wagner, Caleb M., Murphy, William J.

“…This paper describes the development of spatial maps for both peak and A-weighted equivalent sound levels from various firearms, as measured with different…”
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