One thing I do when I want to make a selection of similar photos is to sort them by size (in kilobytes) and keep the largest one(s). That selects for the photos

One thing I do when I want to make a selection of similar photos is to sort them by size (in kilobytes) and keep the largest one(s). That selects for the photos with the most details. I don’t advocate automating that, though. You still want to at least glance at all of them because there may be a technically inferior one that jumps out to you.