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The datasets extracted from large retail stores often contain sparse information composed of a huge number of items and transactions, with each transaction only containing a few items. These data render basket analysis with extremely low item support, customer clustering with large intra cluster distance and transaction classifications having huge classification trees. Although a similarity measure...
Many dynamic networks have associated geological information. Here we present two complementing visual analysis methods for such networks. The first one provides an overview with summerized information while the second one presents a more detailed view. The geological information is encoded in the network layout, which is designed to help maintain user's mental map. We also combined visualization...
The effective retrieval of reverent information often is quite useful to the user, for example, to query the respectful knowledge or information, especially for on-line e-leaner. The most common method is to make use of synonym and antonym from a dictionary with the most frequent terms. However, sometimes we are focusing on a pair of or a set of associated keywords offered by user, instead of same...
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.