A Virginia man has pleaded not guilty to charges accusing him of planting two pipe bombs outside the headquarters of the ...

The Virginian man accused of planting two bombs in Washington, DC, five years ago pleaded not guilty Friday to federal charges of transporting and attempting to use explosives.

A 43-year-old man with a lengthy criminal history was arrested in early December after fleeing a traffic stop and having pipe ...

Abstract: In-pipe inspection is an important means to ensure the safety of oil pipelines. External positioning technology of the internal detector is a vital component of the pipeline detection system ...

Abstract: There are two mainstream approaches for object detection: top-down and bottom-up. The state-of-the-art approaches are mainly top-down methods. In this paper, we demonstrate that bottom-up ...