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As a semi-structured data standard rich in both content and structure, XML is becoming the dominant information organization format in digital library. Compared with traditional information retrieval systems, XML retrieval system has great advantages in organizing and retrieving information due to its element-level rather than document-level access to relevant information. This paper gives a detailed...
documents based on keywords, users normally have a more abstract perception what information they require. Semantic gap, which is the disparity between user's request and query results, has been identified as a challenging issue. In this paper, we are interested in scientific document indexing for retrieval. Knowing the
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.