Fine-scale exogenous attention within the foveola selectively enhances contrast gain at low-to-mid spatial frequencies while increasing response gain across a broad spatial frequency range.

Abstract: The estimation of laser linewidth or phase noise variance is of great significance for the applications including coherent optical communications, optical fiber sensing, quantum optics, etc.

BACKGROUND: Undertreatment and delayed treatment of aortic stenosis (AS) are common, both of which are associated with increased mortality. Historically, assessment of quality for AS care has focused ...