The action came after successful UPSC candidates complained that their names and photographs were used without consent in advertisements falsely claiming credit for their results, the consumer affairs ...

Abstract: Subtraction microscopy is an imaging technique that uses the difference between two images obtained with different point spread functions (PSFs) to improve image contrast. In traditional ...

Abstract: To improve the spatial resolution of power Doppler (PD) imaging, we explored null subtraction imaging (NSI) as an alternative beamforming technique to delay-and-sum (DAS). NSI is a nonlinear ...