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number of users with diverse characteristics and needs. Currently, many research projects or practical applications have emerged which only support single keyword search, and few of them support semantic retrieval. In this paper, we propose a model of ontology-based semantic information retrieval systems according to hybrid
Users sometimes cannot remember the exact words of desktop filenames and meet trouble in re-finding these desktop files. In this condition the existing keyword based desktop search tools cannot work well. In this paper, we first analyze the synonym relationship among the words utilized in naming personal desktop files
The traditional keyword searching mechanism has been unable to meet the needs of current expert knowledge base in searching based on semantic. Considering that the current indexing mechanism in the administration in the area of political affairs vocabulary knowledge management is lack of the ability of query reasoning
. Through quantifiable index analysis, statistical language model analysis, automatic keywords extraction and application of other technologies and theoretical models, the three progressive tiers, namely non-semantic tier, semantic tier and relevant behavior tier, were induced, thus the Three-tier Criteria Based Essay Rating
questionnaire based survey was conducted using 40 Cypriot citizens divided into two age groups who were asked to annotate an image dataset using a vocabulary of 52 keywords. Our results indicate that there are age differences in the way people annotate images, while the gender differences are smaller than our assumptions
This paper introduces an application developed with FAO Agrovoc ontology and Google AJAX API. FAO Agrovoc ontology is not only an agricultural concepts collection but also the relationships among the concepts, Google API can be used to submit keywords to Google search engine and get the retrieval results from Google
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.