The volume of click-throughs from some of the most visited parts of the bbc.co.uk - news and sport - declined in 2007 compared to the previous year.
Some authors have found that the number of EdU cells was associated with EdU concentration, incubation time, and the volume of click reaction solution [ 28].
Direct response performance advertisers sometimes had to buy large volumes of clicks to drive one conversion.
It serves Web servers, some of which may receive website visits at a high rate, which in turn translates to high volumes of click stream records being shipped to the Base server.
In its second quarter, the volume of "paid clicks" (the number of times users click on a link that generates revenue for Google) rose 42 percent from the year-earlier period.
For Yahoo!, the partnership breaks ranks with other search engines who have rebuffed Click Forensics' repeated accusations that they underestimate or ignore the volume of fraudulent clicks on their search pages and content networks.
While the U.S. still tops the report's ranking as a source of sheer volume of fraudulent clicks, followed by Canada and the U.K., Vietnam shows an unprecedented ratio of criminal to innocent clicks.
And the volume of fraudulent clicks found on online content networks like Google Adsense and Yahoo Publisher Network is more disturbing: 25.6% of those clicks were bogus, compared with 21.9% at the end of last quarter, it said.
They did this by increasing the volume of the clicks, which are emitted in pairs, and by adjusting the width of their sonar beam.
