The field of information retrieval has witnessed over 50 years of research on retrieval methods for metadata descriptions and controlled indexing languages, the prototypical exam...
Visualizations and simulations in an urban environment need 3D digital maps rather than traditional 2D maps, and constructing 3D maps from multiple data sources has become a promi...
This paper describes the concept, architecture, development and demonstration of a real time, high performance, software defined 4-receiver system and a space time decoder to be i...
- Space weather refers to conditions on the sun and in the solar wind, magnetosphere, ionosphere, and thermosphere that can influence the performance and reliability of space-borne...
Abstract. Pyroelectric sensors can detect changes of infrared rays. Usually, typical pyroelectric sensors are the digital output type, used for lighting switches and security syste...