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- [[File:Campfire 4213.jpg|thumb|Burning wood produces a random crackling noise]] ...metimes a state can exist in between. There are three main categories this noise can be sorted into: the first is ''popping'' where events at very similar m ...19 KB (3,008 words) - 12:25, 17 February 2025
- ...abor transform and singular value decomposition under uncorrelated colored noise excitation | journal=Mechanical Systems and Signal Processing | volume=128 == Uncorrelated noise in electronics == ...3 KB (383 words) - 23:45, 14 February 2025
- ...vibration]] of the ground, due to a multitude of causes, that is often a [[noise (signal processing)|non-interpretable or unwanted component]] of signals re Physically, seismic noise arises primarily due to surface or near surface sources and thus consists m ...31 KB (4,362 words) - 19:54, 29 November 2024
- {{Short description|Circuit that produces electrical noise}} [[File:Zener diode noise source.svg|thumb|[[Zener diode]] based noise source]] ...8 KB (1,239 words) - 10:15, 25 December 2023
- ...a device for which phonon noise can significantly contribute to the total noise.<ref name=TES>K.D. Irwin and G. C. Hilton (2005). Enss, C. ed. [https://boo ...t are held at the same temperature. A general equilibrium model for phonon noise is usually impossible because different components of the thermal circuit a ...4 KB (558 words) - 23:37, 6 August 2022
- {{For|the noise function based on Voronoi diagram|Worley noise}} '''Cellular noise''' is random variability in quantities arising in [[cellular biology]]. For ...25 KB (3,363 words) - 17:58, 31 October 2024
- {{Short description|Type of noise in computer graphics}} ...problems of [[aliasing]] and detail loss that are encountered when Perlin noise is [[Harmonic sum|summed]] into a [[fractal]]. ...1 KB (168 words) - 19:13, 22 April 2024
- {{Distinguish|text = [[Avalanche photodiode#Excess noise|excess noise factor]] in an [[avalanche photodiode]] or other photodetector with interna ...ose.<ref>{{cite document |publisher=Keysight |title=Application note 57-2: Noise Figure Measurement Accuracy – The Y-Factor method.}}</ref> ...3 KB (555 words) - 02:37, 21 September 2024
- A '''leak noise correlator''' is an electronic device used for [[Leak Detection]] and as a ...tes]] the two recordings to determine the difference in the times it takes noise to travel from the site of the leak to each of the sensors. If the distance ...3 KB (495 words) - 15:47, 25 April 2022
- ...penalty for sound production during evenings and nights is due to higher [[Noise pollution|nuisance perception]] during quieter hours and to prevent [[sleep Where the long-term average noise levels are defined as: ...3 KB (478 words) - 09:56, 24 October 2024
- ...ite-dimensional and [[stochastic calculus]], based on the [[Gaussian white noise]] [[probability space]], to be compared with Malliavin calculus based on th The term [[white noise]] was first used for signals with a flat spectrum. ...12 KB (1,822 words) - 00:05, 2 February 2024
- ...|first1= K. |last2= Tsuda |first2= I. |s2cid= 189855973 |date= 1983 |title=Noise-induced order |journal= J Stat Phys |volume=31 |issue=1 |pages=87–106 |doi ...2930351 |date= 1989 |title=A chaotic map with a flat segment can produce a noise-induced order |journal= J Stat Phys |volume=55 |issue=5–6 |pages=941–964 |d ...5 KB (639 words) - 15:32, 23 May 2024
- {{Short description|Signal processing technique to reduce noise}} .... (December 1975) "[https://ieeexplore.ieee.org/document/1451965 Adaptive Noise Cancelling: Principles and Applications]," Proc. IEEE, Vol. 63, '''DOI:''' ...32 KB (4,808 words) - 04:15, 22 November 2024
- ...CNR is similar to the metric [[Signal-to-noise ratio (imaging)|signal-to-noise ratio]] (SNR), but subtracts a term before taking the ratio. This is import ...}}</ref><ref>{{cite journal|last1=Timischl|first1=F.|title=The contrast-to-noise ratio for image quality evaluation in scanning electron microscopy|journal= ...2 KB (338 words) - 20:06, 4 December 2023
- ...terfering signals) and the power of some background noise. If the power of noise term is zero, then the SINR reduces to the [[signal-to-interference ratio]] ...ss network one has to take other factors into account (e.g. the background noise, interfering strength of other simultaneous transmission). The concept of S ...8 KB (1,145 words) - 06:10, 9 June 2024
- {{other uses|Signal-to-noise (disambiguation)}} '''Signal-to-noise ratio''' ('''SNR''') is used in [[imaging]] to characterize [[image quality ...3 KB (445 words) - 16:00, 10 February 2024
- {{Short description|Signal-to-noise measure used in imaging}} ...o-dimensional '''spectral signal-to-noise ratio''' (SSNR) is a [[signal-to-noise ratio]] measure which measures the normalised [[cross-correlation coefficie ...4 KB (485 words) - 14:36, 6 June 2024
- ...llowing for meaningful statistical analysis. Common distributions used for noise generation include the Laplace and Gaussian distributions. These mechanisms ...ast4=Smith |first4=Adam |title=Theory of Cryptography |chapter=Calibrating Noise to Sensitivity in Private Data Analysis |series=Lecture Notes in Computer S ...9 KB (1,260 words) - 12:19, 23 February 2025
- '''Noise-Predictive Maximum-Likelihood (NPML)''' is a class of [[Signal processing| ...Analog recording|analog]] signal. NPML aims at minimizing the influence of noise in the detection process. Successfully applied, it allows recording data at ...19 KB (2,653 words) - 18:22, 24 July 2023
Page text matches
- {{Short description|Type of noise in computer graphics}} ...problems of [[aliasing]] and detail loss that are encountered when Perlin noise is [[Harmonic sum|summed]] into a [[fractal]]. ...1 KB (168 words) - 19:13, 22 April 2024
- ...abor transform and singular value decomposition under uncorrelated colored noise excitation | journal=Mechanical Systems and Signal Processing | volume=128 == Uncorrelated noise in electronics == ...3 KB (383 words) - 23:45, 14 February 2025
- {{Distinguish|text = [[Avalanche photodiode#Excess noise|excess noise factor]] in an [[avalanche photodiode]] or other photodetector with interna ...ose.<ref>{{cite document |publisher=Keysight |title=Application note 57-2: Noise Figure Measurement Accuracy – The Y-Factor method.}}</ref> ...3 KB (555 words) - 02:37, 21 September 2024
- {{short description|Signal-to-noise and distortion ratio}} ...ratio''' ('''SINADR'''<ref>{{cite journal | title=Evaluation of signal-to-noise and distortion ratio degradation in nonlinear systems | journal= IEEE Trans ...1 KB (182 words) - 16:01, 24 September 2024
- ...ts phase noise, the harmonics will not have zero bandwidth. The more phase noise the oscillator exhibits, the wider the bandwidth of each harmonic. [[Phase noise]] is a noise in the phase of the signal. Consider the following noise free signal: ...3 KB (523 words) - 21:02, 2 April 2024
- ...a device for which phonon noise can significantly contribute to the total noise.<ref name=TES>K.D. Irwin and G. C. Hilton (2005). Enss, C. ed. [https://boo ...t are held at the same temperature. A general equilibrium model for phonon noise is usually impossible because different components of the thermal circuit a ...4 KB (558 words) - 23:37, 6 August 2022
- ...CNR is similar to the metric [[Signal-to-noise ratio (imaging)|signal-to-noise ratio]] (SNR), but subtracts a term before taking the ratio. This is import ...}}</ref><ref>{{cite journal|last1=Timischl|first1=F.|title=The contrast-to-noise ratio for image quality evaluation in scanning electron microscopy|journal= ...2 KB (338 words) - 20:06, 4 December 2023
- ...penalty for sound production during evenings and nights is due to higher [[Noise pollution|nuisance perception]] during quieter hours and to prevent [[sleep Where the long-term average noise levels are defined as: ...3 KB (478 words) - 09:56, 24 October 2024
- ...sight.com/litweb/pdf/5952-8255E.pdf|title=Fundamentals of RF and Microwave Noise Figure Measurements|last=|first=|date=|website=|publisher=Keysight Technolo ...power levels of the signal and the noise floor is known as the [[signal-to-noise ratio]] (SNR). To establish the minimum detectable signal (MDS) of a receiv ...6 KB (1,036 words) - 17:42, 6 July 2024
- ...et of [[Replication (statistics)|replicate]] measurements, the [[signal-to-noise ratio]] (SNR) will be increased, ideally in proportion to the square root o * Signal <math>s(t)</math> is uncorrelated to noise, and noise <math>z(t)</math> is uncorrelated : <math>E[z(t)z(t-\tau)] = 0 = E[z(t)s(t- ...5 KB (877 words) - 18:50, 28 November 2021
- {{other uses|Signal-to-noise (disambiguation)}} '''Signal-to-noise ratio''' ('''SNR''') is used in [[imaging]] to characterize [[image quality ...3 KB (445 words) - 16:00, 10 February 2024
- ...ic mean filter''' is an image filtering process meant to smooth and reduce noise of an image.<ref name="Gonzalez 2002">{{Cite book|title=Digital Image Proce The geometric mean filter is most widely used to filter out [[Gaussian noise]]. In general it will help smooth the image with less data loss than an [[a ...3 KB (415 words) - 02:17, 8 October 2021
- == {{Anchor|LPN}} Noisy version ("Learning Parity with Noise") == In Learning Parity with Noise (LPN), the samples may contain some error. Instead of samples (''x'', ...2 KB (359 words) - 10:37, 9 August 2024
- 0. White phase-modulation noise (PM): At the highest frequency, white phase noise dominates. This corresponds to <math>\sigma(\tau) \propto \tau^{-3/2}, S[f] 1. Flicker phase-modulation noise (PM): at a lower frequency, flicker phase noise dominates. This corresponds to <math>\sigma(\tau) \propto \tau^{-1}, S[f] = ...5 KB (756 words) - 13:56, 24 February 2025
- ...n''' is an empirical expression that describes an [[oscillator]]'s [[phase noise]] spectrum. ...(decibels relative to output level per hertz) and augmented for [[flicker noise]]:<ref>{{Citation |last=Rhea |first=Randall W. |title=Oscillator Design & C ...5 KB (809 words) - 22:02, 5 November 2024
- {{Short description|Circuit that produces electrical noise}} [[File:Zener diode noise source.svg|thumb|[[Zener diode]] based noise source]] ...8 KB (1,239 words) - 10:15, 25 December 2023
- ...|first1= K. |last2= Tsuda |first2= I. |s2cid= 189855973 |date= 1983 |title=Noise-induced order |journal= J Stat Phys |volume=31 |issue=1 |pages=87–106 |doi ...2930351 |date= 1989 |title=A chaotic map with a flat segment can produce a noise-induced order |journal= J Stat Phys |volume=55 |issue=5–6 |pages=941–964 |d ...5 KB (639 words) - 15:32, 23 May 2024
- ...[[Noise reduction]], '''local pixel grouping''' is the algorithm to remove noise from images using [[principal component analysis]] (PCA). {{main|Noise reduction}} ...5 KB (746 words) - 01:04, 9 December 2023
- == Signal-to-noise ratio (SNR) == ...s corrupted by noise. In this context, the signal MSE can be considered as noise, and the similarity between two signals can be viewed as the equation below ...6 KB (933 words) - 11:53, 9 December 2024
- ...nly involves pixels satisfying some validity criterion. If some feature of noise elements is known, it is possible to use it to define a criterion to detect [[Category:Image noise reduction techniques]] ...3 KB (396 words) - 03:02, 16 November 2020