UPDATED with statement from CBS

CBS acknowledged it has reached an impasse in contract negotiations with Nielsen, saying the TV ratings service is using market clout to raise prices even as it has been slow to accurately measure different forms of viewing.

The network said that Nielsen is attempting to force the media …

Citing its successful measurement of total viewing at the PyeongChang Olympics in February — spanning live, time-shifted and on-demand, on any platform — NBCUniversal is rolling out what it calls “the industry’s first unified advertising metric.”

CFlight, as the new measurement is known, aims to deliver advertisers a c…

Nielsen said it is now measuring Instagram as part of its Social Content Ratings, which also gauge Facebook and Twitter.

The company says its tools offer “the most comprehensive measure of program-related conversation in the industry.”

While programmers and advertisers alike still grouse about Nielsen numbers, the comp…

Nielsen said it has acquired Visual IQ, a specialist in the “multi-touch attribution” (MTA) advertising model, which has increasing appeal to brands looking to track impressions across multiplying screens.

Terms of the deal were not disclosed, but Nielsen said it will acquire Visual IQ’s MTA software platform, as well…