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Displaying posts with the tag: is_archive

Quality assurance of segmentation results

Posted by , on 13 April 2023

This blog post revolves around determining and improving the quality of segmentation results. A common problem is that this step is often omitted and done rather by the appearance of the image segmentation than by actually quantifying it. This blogpost aims to show different ways to achieve this quantification as this leads to reproducibility. Therefore,

Annotating 3D images in napari

Posted by , on 30 March 2023

This blog post revolves around generating ground truth in 3D images for segmentation. Therefore, we will define what ground truth is and how we can generate it using napari in a time-efficient way. We will also learn about difficulties of annotating alone or in groups and address possible solutions for both. Challenges of image segmentation

Fast4DReg - to the rescue of your drifty microscopy data

Posted by , on 10 March 2023

Fast4DReg to the rescue of your 4D microscopy data In life sciences, researchers use microscopes to study living organisms, such as cells or small animals. These live cell imaging experiments are usually performed over several hours, exposing the experiment to changes in the sample and in the microscope surroundings – causing the data to drift.

Rescaling images and pixel (an)isotropy

Posted by , on 2 March 2023

This blog post shows the importance of rescaling 3D image data and what anisotropy of pixels/voxels has to do with it. We will see which different options exist to rescale an image as well as their advantages and limitations. We will also apply a commonly used segmentation algorithm, Voronoi-Otsu-Labeling, on the original and the rescaled

Microscopy preprints – bioimage analysis tools

Posted by , on 1 March 2023

Here is a curated selection of preprints published recently. In this post, we focus specifically on preprints on bioimage analysis, including an introduction to quantification in microscopy data from Siân Culley and colleagues.

Image Analyst at Harvard Medical School

Posted by , on 27 February 2023

We are looking for two or more smart, skilled, and enthusiastic bioimage analysts, to join us as soon as possible. Harvard Medical School (HMS) is a world leader in biological and biomedical imaging, with an outstanding community of researchers using cutting-edge microscopy to advance the field. The Image Analysis Collaboratory (IAC) is dedicated to training

AI4Life First Open Call

Posted by , on 20 February 2023

The European project AI4Life aims at narrowing the gap between life scientists performing biological imaging and developers of AI-based methods to analyze microscopy image data.  This is the first of a series of annual open calls, meant to provide life scientists who have unmet image analysis needs with adequate deep learning enhanced workflows for their

An interview with José Luis Vázquez Noguera

Posted by , on 7 February 2023

MiniBio: Dr. Jose Luis Vazquez is a researcher at Facultad Politecnica at Universidad Nacional de Asuncion in Paraguay. Between 2004 and 2008, he studied his undergraduate degree in Computer Systems Engineering at Instituto Tecnológico de León in México as an SRE scholar. Between 2009 and 2012 he completed his MSc degree as an Itaipú Binacional

An interview with Horacio Legal

Posted by , on 31 January 2023

MiniBio: Prof. Horacio Legal is a group leader in the area of Image Analysis at Universidad Nacional de Asuncion in Paraguay. He is also the co-founder of the postgraduate program in the area of Computer Science at this university. Horacio completed his Bachelors degree in Electrical Engineering at the Universidade Federal do Paraná, in Brazil in

Job Opportunity: Scientific Officer on Smart Microscopy at the Centre for Cellular Imaging of Gothenburg University

Posted by , on 9 January 2023

We are looking for a new colleague (Scientific Officer) at the Centre for Cellular Imaging of Gothenburg University (CCI). The CCI, in operation since 2003, is a national research infrastructure and one of the leading academic imaging facilities in Sweden providing expertise and access to advanced microscopy to the research community, both locally and at other Swedish