As many unmanned sensors/platforms are likely to be deployed in the ocean in the future to collect data,we are entering an era of big data for underwater *** associated problems,the corresponding issues on data/signal...
详细信息
As many unmanned sensors/platforms are likely to be deployed in the ocean in the future to collect data,we are entering an era of big data for underwater *** associated problems,the corresponding issues on data/signal processing to extract the desired information for underwater data are more problematic compared with the big data presented in other disciplines such as web data management or cloud *** big data in business,banking,web management,cloud computing,etc.,the data can be considered as structured,namely,each entity has a finite set of parameters that are pre-defined to describe *** the other hand,the data collected underwater can be associated with in principle an infinite number of possible descriptions although in practice,the possibilities can be limited to a finite but still very large *** a result,more may not be better or helpful without putting some smart into the *** to select the "smart" as a cue for data/signal processing becomes an important issue in order to reduce the data to small useful finite sets for signal processing and information *** analogy to target detection,how to detect the relevant information bearing data(for the desired information) is a research issue that awaits to be *** that,brute force signal processing for each incoming data set is not realistically possible due to the computations and energy load required.
暂无评论