The precise time interval measurement is the key in many applications. Recent-developed linear optical sampling method has pushed the time interval measurement to the femtosecond region. However, ...

I am curious about how to get from city to city. We plan on a 2 week visit to Spain and Portugal, and need to end the 2 weeks reasonably close to an International Airport. We would either fly back to ...

Abstract: Target depth attribute classification is one of the difficult problems in the field of underwater acoustic information. To discriminate the target depth under conditions of shallow-sea ...