Abstract: Most synthetic aperture radar (SAR) automatic target recognition (ATR) methods can achieve good recognition results only under the closed-set assumption. However, in practical applications, ...

For five years, a slow but stubborn air leak in the Russian segment of the International Space Station quietly undercut ...

The BBC has spoken to a former lecturer who describes essay cheating as an "open secret" and to a businessman who claims to ...

Valerie Cacho, MD, is a board-certified sleep medicine specialist and the founder of the online educational company Sleephoria. Adults typically need at least seven hours of sleep per night to ...