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Where is the hot pixel filter (salt&pepper) ? [2]
Here are a couple of examples of hot pixel background patterns from long exposures with completely different cameras, an EMCCD a... |
16 year | 6 | 3599 |
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Where is the hot pixel filter (salt&pepper) ?
CCD's show "dark current" noise with longer exposures when warm, which shows up as isolated bright "hot pixels". In low lig... |
16 year | 6 | 3599 |
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Where is the hot pixel filter (salt&pepper) ? [7]
That was quick work STeven. Thanks. Your documentation is also very clear and precise. A couple of comments. First a trivial one... |
16 year | 6 | 3599 |
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Control of electron-multiplying gain in EMCCD cameras
An Electron-Multiplying CCD (EMCCD) uses an electron multiplying structure built into the sensor to obtain high sensitivity in l... |
16 year | 1 | 1974 |
Darkfield Subtraction
OK, now I want to go even further :-) and reduce the vertical striations that are due I suppose to the structure of the C... |
17 year | 2 | 3187 |
Re: Integrate Module Updated [6]
Good work STeven. I downloaded the new version and tested it with my low-light Philips WebCam SPC-900NC. It now resets when you ... |
17 year | 8 | 5170 |
Low-light integration and bright pixels [3]
Thanks Steven. First let me show what I am trying to do. I have a camera that integrates electronically (Watec WAT-120N) and am ... |
17 year | 8 | 5170 |
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Low-light integration and bright pixels
Image integration under low-light conditions with uncooled CCD's produces a few very bright (noisy) pixels (example). Bu... |
17 year | 8 | 5170 |
Re:Normalization Fixed [8]
That's it STeven ! With approx. the same test scene as before I now get the following for 40-30 normalisation... |
17 year | 8 | 5170 |
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