Dialog in which you can improve selection actually layer mask and remove all selection or layer mask imperfections using several commands like feather,smooth, contrarst..
Softening, you can soften edges of selection using Feather command from select > Modify > Feather or From Refine Edge dialog Select > Refine Edge. Feather also appears on Properties panel in Photoshop CS6 or Masks panel in previous versions to soften edges of pixel based or vector mask (you must select mask on Layers panel first).
Sharpening is increasing contrast selectively only at edges of objects on image.
Sharpening is increasing contrast selectively only at edges of objects on image.
Photoshop.
the masking tool
You can Anti Alias either fonts or vectors shapes only ... if you bring in your own image, let's say by copy and paste, your best bet would be to blur the edges. See: "Photoshop Feathered Edges" in google search.
The feather setting blurs the edges of a selection, softening the transition between the selected and unselected areas.
Vector graphics, constructed from geometric primitives.
Selections tools inside Adobe Photoshop are : Lasso tools, Marquee tools, Magic Wand and Quick Selection, Color Range from Select menu and you can also trace edges with Pen Tool or Magnetic Pen Tool which is accessible when Freeform Pen Tool is active.
Yes you can, for example people usually use Filter > Blur > Gaussian Blur filter to soften edges of the mask.
you can use this to mix two colors together like actual paint brushes would. its good for blending hair and soft edges.
whats a refine menu?