Determining whether a user has
US20150178281A1 Патенты
Embodiments of the invention determine whether a user has seen a content item based on at least two factors: a measure of
Притязаний: 18. Знаков текста: 38 352.
US20150178281A1 Патенты
Embodiments of the invention determine whether a user has seen a content item based on at least two factors: a measure of
Притязаний: 18. Знаков текста: 38 352.