US9118542B2 Patents
Examples to determine media impressions are disclosed. An example method includes detecting a cookie identifier estab lished by a database proprietor at a computing device, deter mining an impression of media, wherein the impression occurs after the cookie identifier is established, determining a first panelist identifier associated with the impression based on the cookie identifier, determining a second panelist iden tifier associated with the impression based on determination of a user identity by a panelist meter associated with the computing device, and storing an adjustment factor deter m
41 claims. 176,785 characters of text.