Advance processing does not have to include any of those things in fact some of the techniques are so subtle the viewer is never aware of them. They include but are not limited localize tonal correction and contrast enhancement along with selective color and density adjustments. You can also ad advance sharpening and noise reduction and a few more.
The fact that so many digital photographers neglect to learn the true power of PS to improve their images then try to justify that ignorance as being true to the image is beyond me. The Raw file is the first step in creating the image the true work is done in post processing thats were you make a good image sing and a great image fly.