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NGC 1333

by Alejandro Tombolini

Introduction

Image of LorenzoM publicated in Image Processing Challenges - Complete description of a Luminance - Main notes: MaskedStretch, GREYStoration for noise reduction, LocalHistogramEqualization for contrast. Date: Jun 2012.

Processing

ImageCalibration, StarAlignment and ImageIntegration.

NGC 1333

Crop.

NGC 1333

DynamicBackgroundExtraction. First duplicate the image to see where to put the samples and then use the instance over the original image.

NGC 1333

NGC 1333

MaskedStretch and HistogramTransformation to clip shadows.

NGC 1333

MaskedStretch and HistogramTransformation to clip shadows.

NGC 1333

MaskedStretch and HistogramTransformation to clip shadows.

NGC 1333

Noise Reduction whit MultiscaleMedianTransform.

NGC 1333

StarMask to protect stars and apply HDRMultiscaleTransform twice.

NGC 1333

NGC 1333

Range mask to protect while noise reduction with GREYCstoration tool in the background.

NGC 1333

Invert the mask to protect background and ExponentialTransformation.

NGC 1333

Duplicate the image and use as mask to protect lights and apply LocalHistogramEqualization.

NGC 1333

Noise reduction once again with ATrousWaveletTransform.

NGC 1333

Final image.

NGC 1333

Last Update: 23/03/2014 20:20 UT

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