This paper investigates the reliability of free and open-source algorithms used in the geographical object-based image classification (GEOBIA) of very high resolution (VHR) imagery surveyed by unmanned aerial vehicles (UAVs).UAV surveys were carried out in a cork oak woodland located in central Portugal at two different periods of the year (spring
Abstract The advancement of lightweight protective armors holds critical importance for enhancing the maneuverability and combat capabilities of helicopters.Leveraging insights from bionics, it provides a new idea for high-performance armor design.In this study, a new type of composite armor was designed by referring to the structural characteristi
The growing interest in studying the behaviour of school refusal is due to the negative consequences associated with this problem.To know what kind of psychoeducational variables predict this negative behaviour is an interest to the scientific community at the present.The aim of this research was to analyse the predictive ability of Socially Prescr
An ideal waverider has an infinite sharp leading edge, which causes difficulty for manufacture and aerothermal protection.Therefore, the leading edge of the beleza waverider must be blunted.For this purpose, a parametric method for blunting the leading edge of the waverider is proposed here, which can fulfill the goals of setting a leading-edge blu