Understand the income approach to GDP, where total expenditures equal the income from goods and services in an economy.

Abstract: Real-time ranging can boost the imaging performance and speed for full-waveform light detection and ranging (FW-LiDAR). To enhance ranging accuracy and maximum ranging rate, a two-parameter ...

Abstract: Synthetic Aperture Radar (SAR) has the ability of all-weather and all-day observation, which is suitable for flood monitoring. However, there still has some challenges in flood monitoring ...