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Dark-frame subtraction

Known as: Dark frame, Dark frame subtraction, Dark-field subtraction 
In digital photography, dark-frame subtraction is a way to minimize image noise for pictures taken with long exposure times. It takes advantage of… 
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Related topics

Related topics

12 relations
Bias frameDark current (physics)Defective pixelDigital photography
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Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2018
2018
Efficient Colorful Fourier Ptychographic Microscopy Reconstruction With Wavelet Fusion
Fourier ptychographic microscopy (FPM) is a recently developed microscope that offers wide field, high resolution, and… 
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2012
2012
The enhancement net power control for lifetime improvement of AMOLED
As one of the next generation display panel, active matrix organic light emitting diodes (AMOLED) had been widely employed for… 
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2009
2009
Low dark current, back-illuminated charge coupled devices
Dark current for back-illuminated (BI) charge-coupled-device (CCD) imagers at Lincoln Laboratory has historically been higher… 
2008
2008
Elimination of Thermally Generated Charge in Charged Coupled Devices Using Bayesian Estimator
This paper deals with advanced methods for elimination of thermally generated charge in astronomical images, which were acquired… 
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2008
2008
Dark current measurements in a CMOS imager
We present data for the dark current of a commercially available CMOS image sensor for different gain settings and bias offsets… 
2007
2007
Evaluation of the Accuracy of the Dark Frame Subtraction Method in CCD Image Processing
Abstract : This document evaluates the reliability of the dark-frame subtraction method for the detection of very dim targets in… 
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2007
2007
Fast and Effective Features for Recognizing Recurring Video Clips in Very Large Databases
Three different frame features (color patches, color coherence vectors, and gradient histograms) are investigated for their… 
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2002
2002
A First Look at Hot Pixels on ACS
We have made an initial study of “hot” pixels on the ACS CCD’s, i.e., those with elevated dark current. The characteristics of… 
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2001
2001
Entropy-Based Dark Frame Subtraction
Noise due to dark current is a serious limitation for taking long exposure time images with a CCD digital camera. Current… 
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1998
1998
Charge Trapping and CTE Residual Images in the WFPC2 CCDs
We have studied the charge trapping problem in the WFPC2 CCDs by examining residual images in dark calibration exposures taken at… 
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