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GPS with a global, all-weather, continuous real-time three-dimensional navigation and positioning capabilities, has a broad application value and development potential. GPS receiver with C / A code has advantage of cheap, small, easy to carry, from the results of position by C / A code GPS receiver outputting, researching the C / A code GPS receiver static positioning accuracy, has important practical...
Collaborative filtering (CF) has been a comprehensive approach in recommendation system. But data are always sparse; any given user has seen or buys only a small fraction of all items. This becomes the bottleneck of CF. Cluster-based smoothing technique for nature language processing is successful to estimate probability of the unseen term by using the topic (cluster) of the term belongs to, which...
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.