Abstract: The formation control for unmanned aerial vehicles (UAVs) has become a key research focus in the past two decades. This paper studies the issues of formation tracking and safety control for ...

Abstract: Road information plays an essential role in many fields. To prevent failed extraction of heterogeneous regions, fracture of extracted roads and others resulted from vehicles and trees when ...

For NASA astronomers, engineers and mission managers, the most critical point of a trip to the moon is not the maneuver around the satellite but rather a much less moment: reentry. That final effort, ...

The acting head of the DOJ’s voting section told a judge last week that the agency had not touched the nonpublic voter roll data it has collected. That wasn’t true. “We have not done anything yet,” ...