NASA utilizes U2 spy plane to study Arctic iceThe ER-2, NASA's version of the Cold War U2 aircraft, is being used to study Arctic ice, laying the groundwork for a future mission.Tech Times
This means that the circular spot was in the same layer as the detection plane of ultrasonic transducer. The slim photoacoustic coplanar configuration eliminated noise from nearby planes, and enables optimal photoacoustic signal excitation and detection. The light transmittance and ultrasonic reflection ...
Map Point Projection and Pose Update To project map points into the image plane; it is first transformed from the world coordinate to the cTuorrpenrotjfercatmmeacpoporodinintsatientCo. the image plane; it is first transformed from the world coordinate to the current frame coordinate C. pjC =...