Resources for conducting challenges


Image formats and converters

Participants in many of the common medical imaging challenges can be required to submit their results in a variety of image formats. These include:

A number of tools and libraries facilitate the conversion between the different formats.


A variety of metrics are typically used in segmentation challenges. These include region based measures such as: and surface distance based measures such as Many of these metrics are part of standard libraries and tools such as or are in open source packages such as

Statistical Analysis and libraries

The open source R library can be used to generate statistical analysis and visualization of results for the challenges. These include packages: