Improve the quality of early warning systems: Internal problem reports, customer E-mail, or call center transcripts can yield important information about emerging product problems.
An example of internal information might be log files from a data center, and external information might be several crawled websites or a dataset downloaded from a data catalog.
一个内部信息的例子可能是数据中心的日志文件，外部信息可能是一些抓取的网站或从数据目录下载的数据集。
3
As business boomed, the firm added a human resources department, hired an internal it staff and built a call center to dissuade its victims from seeking credit card refunds.