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Ranking model construction is an important topic in information retrieval and web mining. Recently, many approaches based on the idea of “learning to rank” have been proposed for this task and most of them attempt to score all documents of different queries by resorting to a single function. In this paper, we propose a distributional similarity measure for query-dependent ranking. In the query-dependent...
Digital rights management (DRM) is a popular tool used to protect digital contents with cryptographic technology. But there are many different DRM encryption formats that are adopted by different content providers, causing consumers canpsilat play their contents on devices with different DRM format even though they bought it legally. In this paper, we employ identity-based encryption to allow a conversion...
Web-based learning community allow educators to study how students learn (descriptive studies) and which learning strategies are most effective (causal/predictive studies). Since Web-based learning community are capable of collecting vast amounts of student profile data, data mining and knowledge discovery techniques can be applied to find interesting relationships between attributes of students,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.