Protect Your Home from Above Your roof is your home’s first line of defense against the elements. Investing in ...

For more than 17 years, Ohio Valley Roofing Company has been helping homeowners and businesses across the region protect what ...

Abstract: Microgrids are relatively smaller but complete power systems. They incorporate the most innovative technologies in the energy sector, including distributed generation sources and power ...

Abstract: Seamless positioning is critical for mobile robots to achieve ubiquitous availability in all scenarios. The precise point positioning (PPP) technique provides a centimeter-level solution ...