Scanner data and econometric estimation, while useful, are not necessary.

扫描数据和计量估计虽然有用，但并不是必须。

youdao

"It's now using supermarket scanner data to predict inflation rates," notes Varian.

“现在，使用超市扫描器的数据预测通胀水平，”瓦里安特别提出。

youdao

This makes DB2 behave as one would expect: the scanner waits until the INSERT transaction commits or rolls back and then return the data - business as usual.

这使得 DB2 的行为和预期的一样：扫描器一直等到 INSERT 事务提交或回滚，然后返回数据 —— 这和平常一样。

youdao

New empirical techniques in merger evaluation, fed by scanner data and advances in the econometrics of differentiated products, are genuinely productive tools for estimating the market power of merged firms.

ECONOMIST: Nuclear fallout

With mobeam's technology, the Galaxy S4 can "beam" traditional 1D barcode data to any laser scanner with no new equipment, such as optical scanners or backend systems, required by the retailer.

ENGADGET: Samsung partners with Mobeam to offer scannable bar codes on the Galaxy S 4

Although the development of Windows 8 apps has slowed as a result of the recent holiday season, data collected by MetroStore Scanner indicates that that number of Windows 8 apps is expected to pass the 40, 000 mark tomorrow.

FORBES: Number of Windows 8 Apps Expected To Exceed 40,000 Tomorrow