Calcium is a nutrient that all living organisms, including humans, need. Dietary sources of calcium include dairy products, green leafy vegetables, nuts, seeds, and fortified products. Calcium is the ...

They thrived in spite of the pandemic, inflation, and supply chain woes. Here's what you can learn from their success. Companies on the 2024 Inc. 5000 are ranked according to percentage revenue growth ...

Abstract: Ionospheric tomography is a popular technique for ionosphere imaging. Though dozens of models have been proposed in the past decades, their inflexibilities in constraints, dependencies on ...

Abstract: The Wi-Fi channel state information (CSI)-based fall detection is highly sensitive to different environments. Existing work ignores the CSI subcarrier mutual information (SMI) which carries ...