The Lancet

Plasma-based antigen persistence in the post-acute phase of COVID-19

aDivision of HIV, Infectious Diseases, and Global Medicine, University of California, University of California San Francisco, San Francisco, CA 94110, USA bDepartment of Epidemiology and Biostatistics ...
Hosted on MSN

Solving absolute value inequalities (what's the difference)

When solving an absolute value inequality it is important to understand the difference between Greater than and less than or equal to. In this video we will explore both ***More Organized Videos*** ...
IEEE

Fourth-Order Sparse Array Design From a Sum-Difference Co-Array Perspective

Abstract: Sparse arrays designed based on fourth-order difference co-array (DCA) can achieve significantly higher uniform degrees-of-freedom (uDOFs). However, most existing fourth-order sparse arrays ...
Christian Science Monitor

In Sudan’s mountains, wartime orphans are raised to be peacemakers

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...
IEEE

CRT-IFPD: Chinese Remainder Theorem-Based Interfrequency Phase Difference for Absolute Acoustic Ranging Without Time Synchronization

Abstract: Acoustic ranging estimates distances using sound and underpins localization and tracking applications. However, existing methods typically require time synchronization or ...