Abstract: Synthetic Aperture Radar (SAR) has been widely used for Earth remote sensing for more than 30 years. It provides high-resolution, day-and-night and weather-independent images for a multitude ...

Abstract: This paper provides an overview of the most significant existing methods for indoor positioning on a contemporary smartphone. The approaches include Wi-Fi and Bluetooth based positioning, ...

Ray casting is a popular graphic rendering techniques in the 90s, used to render semi-3D worlds in many games. These repository contain demos for the ray-casting tutorials at permadi.com.

GRAND RAPIDS, Mich. — A Grand Rapids area mom known for her aggressively funny cooking tutorials is getting ready to release her first cookbook. Jessica Secrest—who runs the account @applesauceandadhd ...