Motion Amplification: A camera-based full field vibration technique

被引:0
|
作者
Hay, Jeff [1 ]
机构
[1] RDI Technol, 10024 Investment Dr, Knoxville, TN 37932 USA
关键词
Motion Amplification; Full Field Vibration; Vibration; Structural Monitoring; Remote Sensing; Imaging;
D O I
10.1117/12.2587977
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Motion Amplification is a video-processing technique that detects subtle motion and enhances that motion to a level visible with the naked eye. Motion Amplification Technology can resolve motions as small as 250 nanometers at 1 meter and can be performed live and in real-time on even a modest laptop. The process involves the use of high definition and high dynamic range video cameras where every pixel becomes an independent point sensor creating millions of continuous data points in an instant. This essentially turns a high-definition camera into a full field vibration acquisition device with over 2.3 million independent sampling locations. The technology allows the user to measure calibrated absolute displacement across the full field of view providing a time waveform and spectrum for each measured location. A comprehensive set of examples and applications will be discussed along with a live demonstration.
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页数:8
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