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In managing and troubleshooting home networks, one of the challenges is in knowing what is actually happening. Availability of a record of events that occurred on the home network <i>before</i> trouble appeared would go a long way toward addressing that challenge. In this position/work-in-progress paper, we consider requirements for a general-purpose(More)
Recommender systems are very popular in online service providers. Among all sorts of recommender systems, the top-N recommendation for online shopping systems has drawn increasing attention from researchers. Most existing papers about recommendation algorithms use public datasets as their experiment data, e.g. Netflix, Movie lens. These datasets, containing(More)
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