Abstract:Time-aware spatial keyword queries in traffic networks (T SKQT ) aim to retrieve top-k result objects based on the ranking score considering spatial proximity, textual relevance, and temporal similarity simultaneously. However, due to inappropriate query parameter settings, the query result set may contain one or more objects not expected by the user. To improve the usability of query results, we propose and study the why question on time-aware spatial keyword queries in the traffic network (W hyT SKQT ) for t… Show more
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