In recent years, unmanned aerial vehicles (UAVs) have been used in several fields including, for example, archaeology, Rollators cargo transport, conservation, healthcare, filmmaking, hobbies and recreational use.UAVs are aircraft characterized by the absence of a human pilot on board.The extensive use of these devices has highlighted maintenance p
In recent years, several large earthquakes have caused the collapse of container cranes, which have resulted in halting of freighting, and significantly affected the economy.Some reports are concerned the uplift and derailment events of crane legs, and the collapse of the crane itself.In this study, the effects of different boundary conditions used
Based on the difference between the vibrations of color gradient orientation sequences and color gradient sum sequences of stego images and those of images without hiding message,a novel reliable steganalysis CHEESE SPIKE of color images was presented which major in the analysis of these two categories of color gradient sequences,which could distil