ABSTRACT: Under variable-speed conditions in modern industry, rolling bearing vibration signals are highly non-stationary, and fault features are easily obscured by speed interference and noise.

FILE - Betty Boop collapses on Broadway near 49th Street as handlers work to raise the deflated helium balloon during the Macy’s Thanksgiving Day Parade in New York. AP Photo/Ron Frehm, File FILE - ...

Create a project and a service with a long name so the random generated subdomain of traefik.me exceeds 63 characters. Currently the subdomain does not work because it exceeds the maximum allowed 6 ...

Previous studies showed that success in mathematics is dependent on both domain-general cognitive capabilities and domain-specific competencies. What remains unclear is the extent to which ...

The classic way was to replace the com domain name with "voe.sx". But it doesn't work with that encoded access key URLs. Also voe.sx seems to deliver videos in mp2t segmented format, not as single ...

ABSTRACT: In this paper, we explore the dynamic relationship between exchange rates, natural gas, and crude oil prices using the wavelet vine copula approach. The vine copula method offers the ...

Abstract: Brillouin optical correlation-domain reflectometry (BOCDR) is a technique for measuring the distribution of strain and temperature along an optical fiber, offering advantages such as ...