Ability to search for tracks missing tags

Feature description:

I’ve got a big library and have definitely added some folders to my cloud drive that I did not run through Musicbrainz. So the tracks are on Symfonium, but they lack an album and/or artist etc.

Is there a way to search for tracks that have no value for a given tag? I could not figure it out in the smart search parameters.

It would also be cool to be able to identify tracks and albums without album art. I want to say iTunes had this functionality, where one search parameter was “missing”.

Problem solved:

Lets me see what tracks need to be updated with missing data

Brought benefits:

Easy way to see what needs to be updated in my collection

Other application solutions:

 
I believe iTunes would allow you to select “missing” for a given tag to find what I’m looking for
 

Additional description and context:

 

 

Screenshots / Mockup: