Stereo image matching is the key link in extracting elevation information from SPOT data.

立体影像匹配是自动提取SPOT影像高程信息的关键技术。

youdao

Naturally, there's perks if you do live in an Onkyo universe -- any link using its Remote Interactive cable can both wake the stereo through AirPlay as well as control the dock from a traditional remote.

ENGADGET: Onkyo DS-A5 grafts AirPlay on to existing home stereos, docks older iOS gear