Abstract The judgment of gear failure is based on the pitting area ratio gear. Traditional calculation method mainly rely manual visual inspection. This greatly affected by human factors, and working experience, training degree fatigue detection personnel, so results may be biased. non-contact computer vision measurement can carry out non-destructive testing monitoring under condition machine, ...

Child neglect has an important impact on children's physical and mental development. However, the concept definition of child have not been unified, evaluation methods, discriminant standards measurement scales used in different countries are also different. To summarize analyze characteristics limitations existing tools, this study searched 5 Chinese English databases, obtained 22 studies meas...

This document defines a reference path for Large-scale Measurement of Broadband Access Performance (LMAP) and measurement points for commonly used performance metrics. Other similar measurement projects may also be able to use the extensions described here for measurement point location. The purpose is to create an efficient way to describe the location of the measurement point(s) used to condu...