Can anyone recommend software for conversion of a raster image to vector representation? I have a .jpg that I need to blow up to poster size. This is just a one-off so I can't pick up an expensive ...

One of the hardest things to accomplish in vector illustration is a halftone, which is a way of reproducing a monochrome image using only dots of varying sizes. Halftones are especially important for ...

Vector graphics are infinitely scalable images created using mathematically defined elements. In simpler terms, you can make a vector graphic as large or small as you want without losing any quality.