Abstract: This work compares the effectiveness of four image reconstruction techniques for a ring-array photoacoustic computed tomography (PACT) system: the delay-and-sum (DAS), the interpolated model ...

Abstract: The target azimuth estimation technology based on linear arrays has been widely applied. Higher array gain and higher azimuth resolution can be achieved by increasing the aperture of the ...

When Dolly Parton was a child, many of her chores involved farm work. Her family lived in rural Tennessee, and her father worked as a farmer. As a result, his children helped work the fields with him.