• Additive white Gaussian noise (AWGN) is a basic noise model used in information theory to mimic the effect of many random processes that occur in nature...
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  • Thumbnail for White noise
    representation of white noise). In particular, if each sample has a normal distribution with zero mean, the signal is said to be additive white Gaussian noise. The...
    30 KB (4,037 words) - 08:39, 28 June 2025
  • Thumbnail for Gaussian noise
    channel testing and modelling, Gaussian noise is used as additive white noise to generate additive white Gaussian noise. In telecommunications and computer...
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  • {2}}}\right),\ x\geq 0} . The error rates quoted here are those in additive white Gaussian noise (AWGN). These error rates are lower than those computed in fading...
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  • that consists of an unknown constant A {\displaystyle A} with additive white Gaussian noise (AWGN) w [ n ] {\displaystyle w[n]} with zero mean and known...
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  • signal in white noise. Since X(t) is a Gaussian process, G = ∫ 0 T k ( t ) x ( t ) d t , {\displaystyle G=\int _{0}^{T}k(t)x(t)\,dt,} is a Gaussian random...
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  • resource management, while N involves noise power from other sources, typically additive white Gaussian noise (AWGN). The CIR ratio is studied in interference...
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  • model predictive control. It concerns linear systems driven by additive white Gaussian noise. The problem is to determine an output feedback law that is...
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  • Thumbnail for Active noise control
    Active noise control (ANC), also known as noise cancellation (NC), or active noise reduction (ANR), is a method for reducing unwanted sound by the addition...
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  • Thumbnail for Anscombe transform
    constant. Then denoising algorithms designed for the framework of additive white Gaussian noise are used; the final estimate is then obtained by applying an...
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  • water-filling theorem which proves its optimality for channels having Additive White Gaussian Noise (AWGN) and intersymbol interference (ISI). For this reason,...
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  • the noise) and by how it modifies the intended signal: Additive noise, gets added to the intended signal White noise Additive white Gaussian noise Black...
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  • {\displaystyle S} through an analog communication channel subject to additive white Gaussian noise (AWGN) of power N {\displaystyle N} : C = B log 2 ⁡ ( 1 + S...
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  • make them susceptible to noise. Noise can be random with an even frequency distribution (white noise), or frequency-dependent noise introduced by a device's...
    40 KB (4,471 words) - 07:41, 22 July 2025
  • Thumbnail for Noise (electronics)
    nearly a Gaussian probability density function. A communication system affected by thermal noise is often modelled as an additive white Gaussian noise (AWGN)...
    17 KB (2,201 words) - 15:44, 28 July 2025
  • Thumbnail for Process gain
    non-spread-spectrum system with the same modulation format. Thus, on an additive white Gaussian noise (AWGN) channel without interference, a spread system requires...
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  • until 1953 Shaoyang Wugang Airport, IATA code WGN White Gaussian noise Additive white Gaussian noise The ICAO airline designator for Western Global Airlines...
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  • structure Non-systematic convolutional codes are more popular due to better noise immunity. It relates to the free distance of the convolutional code. A short...
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  • Thumbnail for Noise regulation
    States Noise Control Act of 1972, other local and state governments passed further regulations. A noise regulation restricts the amount of noise, the duration...
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  • Maximum-ratio combining is the optimum combiner for independent additive white Gaussian noise channels. MRC can restore a signal to its original shape. The...
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  • Thumbnail for Noise pollution
    Noise pollution, or sound pollution, is the propagation of noise or sound with potential harmful effects on humans and animals. The source of outdoor noise...
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  • Adapted process Adaptive estimator Additive Markov chain Additive model Additive smoothing Additive white Gaussian noise Adjusted Rand index – see Rand index...
    87 KB (8,280 words) - 18:37, 30 July 2025
  • that the reception of noise by the observer is minimized. Acoustic quieting might consider: Noise generation: by limiting the noise at its source, Sympathetic...
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  • clutter is particularly spikey and not well approximated by additive white Gaussian noise. This is a difficult detection problem, as it is difficult to...
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  • Thumbnail for Median filter
    Median filter (category Image noise reduction techniques)
    that much better than Gaussian blur for high levels of noise, whereas, for speckle noise and salt-and-pepper noise (impulsive noise), it is particularly...
    12 KB (1,619 words) - 06:39, 21 July 2025
  • Thumbnail for Communication channel
    channel impairments: Noise model, for example Additive white Gaussian noise (AWGN) channel, a linear continuous memoryless model Phase noise model Interference...
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  • Thumbnail for Health effects from noise
    Noise health effects are the physical and psychological health consequences of regular exposure to consistent elevated sound levels. Noise from traffic...
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  • Noise, vibration, and harshness (NVH), also known as noise and vibration (N&V), is the study and modification of the noise and vibration characteristics...
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  • symbols to match the channel. In a channel corrupted by an additive white Gaussian noise (AWGN), this implies transmitting low-energy signals more frequently...
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  • Thumbnail for Total variation denoising
    known as total variation regularization or total variation filtering, is a noise removal process (filter). It is based on the principle that signals with...
    9 KB (1,292 words) - 04:39, 31 May 2025