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Construction

University of Nebraska - Lincoln

2016

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Recognizing Construction Equipment Activities Using A Smartphone, David J. Engelhaupt May 2016

Recognizing Construction Equipment Activities Using A Smartphone, David J. Engelhaupt

UCARE Research Products

The purpose of this research is to develop a smartphone based system to continually analyze construction equipment activity (e.g. a skid loader moving forward, side-ways, or raising its bucket) using a variety of different sensors and give feedback to the equipment operator or the supervisor. Such a system could detect inefficiencies in construction operations and provide valuable information to project managers.

The results have demonstrated that DTW is effective at identifying typical rotation patterns. It has been less effective for slow rotations over long duration or very fast rotations with short durations. The accuracy of DTW is improved when the …