The machine-learning algorithms could also be used on archived SETI data, says Ma, to seek signals that might previously have been overlooked.

马说，机器学习算法也可以用于存档的 SETI 数据，以寻找以前可能被忽视的信号。

His firm has reformatted archive data from around the world, many of which are on paper and some of which go back to the 19th century, into machine-useable form.

他的公司以机器可用的形式重新编排了来自世界各地档案数据的格式，其中许多是纸上的，还有一些可以追溯到19世纪。

Although tape drives were expensive, the magnetic tape itself was cheap and compact, and for this reason, they're still used today for archiving data.

尽管磁带驱动器很昂贵，但磁带本身既便宜又紧凑，因此，它们至今仍用于归档数据。