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Blog Apr. 23, 2007 | Share

comScore Cookie Deletion Study and its Implications for Internet Audience Measurement

Hello, I’m Magid Abraham, and I’m the co-founder, president and CEO of comScore. Here on comScore Voices, I hope to share insight on the latest trends and advances in digital media measurement. Read more

Blog Apr. 17, 2007 | Share

Cookie Deletion Rates and the Impact on Unique Visitor Counts

We issued an important press release today showing the results of a comScore study on the rate of cookie deletion, and the impact this has on the accuracy of cookie-based server data in measuring unique visitors (UVs) to a site or the reach and frequency (R/F) of an online ad campaign. We based the study on the comScore U.S. database of 400,000 computers.... Read more

Blog Apr. 10, 2007 | Share

Firefox vs. Internet Explorer

Welcome to my first posting on comScore Voices. Here, I’ll take the opportunity to discuss topics and provide information that I hope will be relevant – and valuable – to anyone who is keenly interested in the continued development of the Internet as a powerful platform for consumers and marketers alike. I’ll also share some of the more important... Read more