A Simple Framework for Face Photo-Sketch Synthesis

<table>The influence of fixed spatial scale and varied intensity scale in decomposition. Row 1 is the base image obtained using piecewise bilateral filtering, and row 2 is the detail image. From left to right, <svg height="15.1375" id="M19" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 63.150002 15.1375" width="63.150002" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,10.862)"><use xlink:href="#x1D70E"></use></g>
<g transform="matrix(.012,-0,0,-.012,9.663,14.938)"><use xlink:href="#x1D45F"></use></g>
<g transform="matrix(.017,-0,0,-.017,20.038,10.862)"><use xlink:href="#x3D"></use></g><g transform="matrix(.017,-0,0,-.017,34.724,10.862)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,42.884,10.862)"><use xlink:href="#x2E"></use></g><g transform="matrix(.017,-0,0,-.017,46.76,10.862)"><use xlink:href="#x30"></use></g><g transform="matrix(.017,-0,0,-.017,54.919,10.862)"><use xlink:href="#x38"></use></g>
</svg>, 0.35, and 0.95, respectively, while <svg height="12.325" id="M20" style="vertical-align:-3.39066pt" version="1.1" viewbox="0 0 14.8125 12.325" width="14.8125" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<g transform="matrix(.017,-0,0,-.017,.062,8.038)"><use xlink:href="#x1D70E"></use></g>
<g transform="matrix(.012,-0,0,-.012,9.663,12.112)"><use xlink:href="#x1D460"></use></g>
</svg> equals 2% the size of the input image.</table>

Mathematical Problems in Engineering

A Simple Framework for Face Photo-Sketch Synthesis

Figure 3