/* The standard f=0.5 sharpen convolution - much less extreme than the built-in ImageJ sharpen */
run("Convolve...", "text1=[-0.0556 -0.0556 -0.0556 \n-0.0556 1.4448  -0.0556 \n-0.0556 -0.0556 -0.0556]"); /* moderate sharpen */