Publisher's Note: Key frame extraction based on spatiotemporal motion trajectory

摘要

This article [Opt Eng. 54(5), 053105 (2015)] was mistakenly published on 8 May 2015 in the wrong section category "Imaging Components, Systems, and Processing," when it should have been published as a Letter. It was republished as a Letter with a corrected CID on 12 May 2015. The updated citation is shown below.