The Antikythera mechanism, created around 205 BCE. | Heritage Images/GettyImages The Antikythera Mechanism is a clockwork device of at least 30 interlocking gears made in Greece in the 2nd or 3rd ...

This study presents a new end-to-end change detection network, called difference-enhancement dense-attention convolutional neural network (DDCNN), that is designed for detection of changes in the ...