Thursday, January 14, 2021

Normal Map of a sphere using ImageJ

 A small script for creating a normal map of a sphere using ImageJ.

Friday, November 13, 2020

Rank Filters

Denoising images is not restricted to linear filters, another family of filters is powerful for such an image enhancement: the Rank Filters.

Thursday, November 12, 2020

Noise Distributions


Noise present in  a scientific image can be described depending of its distribution. Thus, it is important to figure out how to define the type of noise in order to elaborate a strategy to denoise the images...

Monday, December 9, 2019

Segmentation: TOC

Section dedicated to Segmentation and ImageJ

Thresholding - Segmentation by regions

The simplest method for partitioning an image into two regions: (i) the objects of interest and (ii) the background is the Thresholding.

Tuesday, November 19, 2019

Dataset for Machine Learning

Dataset for experimenting machine learning methods.

Tuesday, October 22, 2019

Linear Filters

In Image Processing, one of the most important application of the convolution is the filter. Here is a small introduction...