Hi,

> I want to visualize the results of an analysis in a web application.
> (input document, press button, certain types of results are shown and highlighted in the text)
> 
> Is there something available that I could use as a starting point?

Maybe the DKPro Core BratWriter?

Alternatively the OpenMinTeD Annotation Viewer (https://github.com/openminted/omtd-annotation-viewer)

Cheers,

-- Richard