End of August the German computer magazine c’t published a thorough review of programs that digitize sheet music (18/2019, page 122-126). The three programs that achieved ‘good recognition’ were PhotoScore, SharpEye, and SmartScore with a reported 98% accuracy – the same programs that did well in the review that c’t published in 2001! PlayScore was…
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Understanding Optical Music Recognition
For over 50 years, researchers have been trying to teach computers to read music notation, which we refer to as Optical Music Recognition. However, this field is still difficult to access for new researchers, especially those without a significant musical background: few introductory materials are available, and furthermore the field has struggled with defining itself…
Assessments for slurs/ties and for articulations
When I wrote the first blog post about assessments about a month ago, I noted that OMR products had trouble with slurs and articulations. So an assessment of both seems very useful! Let us have a look at the following stave: One of the OMR outputs looked like this: The assessment is fairly straight-forward: a slur…
OMR Research 