musicdiff: a general-purpose music notation diff tool

musicdiff is a file format agnostic music file diff tool that compares two music scores, and produces a rendered PDF of each score, visually marked up with descriptive text and colored notes, pointing out the differences.  It is focused on notational (visual) differences rather than only audible differences. This can be very useful for visualization…

Assessments without MusicXML

In the last weeks, I have shown how a note/rest assessment works for OMR systems that supports MusicXML as an output. There are of course OMR systems in development that do not support MusicXML and may not be able to process a full page. How can the note/rest assessment handle such situations? To address this,…

Short update to automated assessments

Evaluating scores on the note level is the first step towards automated assessments. In this blog post, I’ll take a look at how this can be done.

Can automated assessments support OMR evaluations?

At the end of the blog I wrote about OMR competitions a couple of months ago, I mentioned that a prerequisite is automated evaluations. Last two months I familiarized myself with the topic using the excellent paper ‘Towards a Standard Testbed for Optical Music Recognition’ by Donald Byrd and Jakob Grue Simonsen, and the OMRTestSuite…

Can competitions be helpful for OMR Research?

No question: competitions are popular, especially in the data science and machine learning space. The advantages are clear: someone entering the domain can get feedback almost instantly, prices have yielded a high-multiple investment by participants, and new ideas and insights have been gained. A closer look shows different types of competitions: Branded competitions: some of…