Noise is basically an unwanted signal which is mixed in fundamental signal while the distortion is a disturbed fundamental signal affected due to external disturbance. It is just like box. A box is compressed and its shape is disturbed while the box could also be destroyed by adding of the other materials like putting extra heavy material in it. In this way changing of the shape of the box by compression is considered to be distortion and disturbing the form by adding the material is considered to be noise.
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Noise refers to unwanted random signals or interference added to a signal during transmission, which can degrade the signal quality. Distortion, on the other hand, involves alterations to the original signal waveform, resulting in a change in the signal's shape. While noise adds random elements to the signal, distortion modifies the signal in a more structured manner.
The quality of sound is determined by factors such as frequency response (the range of frequencies the audio system can reproduce accurately), signal-to-noise ratio (the level of background noise), distortion (any unwanted changes to the audio signal), and dynamic range (the difference between the loudest and softest sounds).
Interference between two radio waves can disrupt the signal being transmitted, causing distortion or weakening of the quality of the signal received. This can result in static, noise, or even complete loss of the signal.
White noise is a type of signal that has a flat power spectral density across all frequencies, meaning that all frequencies have equal power. Gaussian noise refers to noise with a normal distribution in the time domain. While white noise has uniform power across all frequencies, Gaussian noise has a distribution of values that follows the Gaussian (bell-shaped) curve.
The noise level distance formula calculates the distance between two points based on their noise levels. It is typically represented as: Distance ((Noise level 1 - Noise level 2)2).
A pleasant sound is typically pleasing to the ear, soothing, and harmonious. Noise, on the other hand, is usually unwanted, disruptive, and chaotic. The key difference lies in the subjective perception of the sound by the individual.