Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 4 of 4 for “"azimuth and elevation angles"”.
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Heat transfer in packed beds of crushed rock
… design such a system, it is important to understand the properties of the crushed rocks, as well as the thermal performance and pressure drop characteristics of the packed bed. Various parameters influence the thermal performance of a packed bed, such as flow velocity, bed porosity, particle …
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Spectrum Sharing between Radar and Communication Systems
… surveillance, navigation, communication, and broadcasting. Recent years have seen tremendous growth in use of spectrum especially by commercial cellular operators. As a result, cellular operators are experiencing a shortage of radio spectrum to meet bandwidth demands of users. Spectrum …
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Object Detection and Tracking Using Uncalibrated Cameras
… over frames, tracking the object over frames and analyzing object's motion and behavior. The approach contains two stages. First, the problem of camera calibration using a calibration object is studied. This approach retrieves the camera parameters from the known locations of ground data in 3D …
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Vehicle detection and tracking using wireless sensors and video cameras
… of a surveillance testbed using wireless sensors and video cameras for vehicle detection and tracking. The experimental study includes testbed design and discusses some of the implementation issues in using wireless sensors and video cameras for a practical application. A group of sensor devices …