jsk-ros-pkg/jsk_recognition — pull request #472 by garaemon (2014-12-14 07:49:26+00:00)
Title: Support image mask in ColorHistogram

![screenshot from 2014-12-14 16 48 15](https://cloud.githubusercontent.com/assets/40454/5426773/2866fd44-83b1-11e4-8003-9d6e98ed4e1f.png)