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Speech Transmission Index (STI) is a measure of speech transmission quality. The absolute measurement of speech intelligibility is a complex science. The STI measures some physical characteristics of a transmission channel (a room, electro-acoustic equipment, telephone line, etc.), and expresses the ability of the channel to carry across the characteristics of a speech signal.
Internet background noise has been used to detect significant changes in Internet traffic and connectivity during the 2011 political unrest from IP address blocks that were geolocated to Libya. [5] Backscatter is a term coined by Vern Paxson to describe Internet background noise resulting from a DDoS attack using multiple spoofed addresses. [6]
Pennsylvania Governor’s Commission on Children & Families; Pennsylvania Governor's Advisory Commission on African American Affairs; Pennsylvania Governor's Advisory Commission on Asian American Affairs; Pennsylvania Governor's Advisory Commission on Latino Affairs; Pennsylvania Governor's Advisory Council for Hunting, Fishing & Conservation
A noise gate can help the listener understand a signal that is perceived to be less noisy because the background sound is gated off during pauses in the conversation. However, the noise gate in its simple version cannot reduce the noise level and simultaneously boost the signal when both are present at the same time and the gate is open.
Or roadway noise is measured as ambient sound, prior to introducing a hypothetical noise barrier intended to reduce that ambient noise level. Ambient noise level is measured with a sound level meter. [4] It is usually measured in dB relative to a reference pressure of 0.00002 Pa, i.e., 20 μPa (micropascals) in SI units. [5]
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Background noise is a form of noise pollution or interference. Background noise is an important concept in setting noise levels. Background noises include environmental noises such as water waves, traffic noise, alarms, extraneous speech, bioacoustic noise from animals, and electrical noise from devices such as refrigerators, air conditioning ...
The Pennsylvania Department of Labor and Industry is a cabinet-level agency in the Government of Pennsylvania.The agency is charged with the task of overseeing the health and safety of workers, enforcement of the Pennsylvania Uniform Construction Code, vocational rehabilitation for people with disabilities, and administration of unemployment benefits and Workers' compensation.