Speckle, speckle pattern, or speckle noise designates the granular structure observed in coherent light, resulting from random interference.
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Speckle imaging comprises a range of high-resolution astronomical imaging techniques based on the analysis of large numbers of short exposures that freeze ...
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Electronic speckle pattern interferometry (ESPI), also known as TV holography, is a technique that uses laser light, together with video detection, ...
Speckles are flaws in an image obtained in a telescope: such flaws often show as spots on the image. Among the causes are noise (e.g., photon noise), seeing ...
In physics, coherence expresses the potential for two waves to interfere. Two monochromatic beams from a single source always interfere.
In signal processing, noise is a general term for unwanted (and, in general, unknown) modifications that a signal may suffer during capture, storage, ...
Speckle, speckle pattern, or speckle noise is a granular noise texture degrading the quality as a consequence of interference among wavefronts in coherent ...
Dec 25, 2023 · ... , 22.05.2017), https://youtu.be/VEXmijvlbCo. ▫. Wikipedia: Speckle (interference), https://en.wikipedia.org/wiki/Speckle_(interference). ▫.
Jul 31, 2012 · I think it's just the diffraction pattern of the laser combined with a reflection and interference effect from the multiple lenses of the camera ...
Jun 23, 2020 · This is my first blog, and in it I'll be giving some background on satellite imagery and walking through the process I went through of acquiring ...