The Hermes consumer survey is a nonprofit academic project, unlike the various commercial efforts to measure traffic at individual Web sites on behalf of advertisers.

Part of the job of the TxDOT is to measure traffic along the highway.

One computer took control of 120 lights with six pressure sensitive detectors measuring inbound and out bound traffic.

During the week of Feb. 5, men and women visited online dating Web sites in nearly equal numbers, according to Hitwise, which measures online traffic.

The audience for Geocities has been growing at twice the speed of the average Web site, according to Media Metrix, which measures traffic on the Internet.

Finally, accurately measuring traffic is also useful beyond the immediate realm of driving.

They measured traffic over two weeks, one during summer and the other during winter.

As part of this role, the department periodically conducts surveys to measure traffic on highways in Arizona.

The group hires consultants periodically to measure pedestrian traffic, and has found huge increases since the mid-1990's.

They measured traffic flowing through almost 2,400 routers, amounting to no less than 4.5 terabits per second.