Technology provider Trustev, which validates consumers' identities during online transactions for e-retailers, has beefed up its ability to quickly and accurately make fraud-or-not decisions. It added the ability to process more types of data at larger volumes-and fast-by integrating "big data" analytics functionality from vendor Datameer Inc. to its platform. Datameer is an analytics application built on top of the open-source big data engine Hadoop. Other businesses can integrate the technology into their own software by following an installation wizard, then manage the analyses it perfo...