關鍵字查詢 | 類別:會議論文 | | 關鍵字:Heuristics-Based Schema Extraction for Deep Web Query Interfaces

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序號 學年期 教師動態
1 106/1 資管系 周清江 副教授 會議論文 發佈 Heuristics-Based Schema Extraction for Deep Web Query Interfaces , [106-1] :Heuristics-Based Schema Extraction for Deep Web Query Interfaces會議論文Heuristics-Based Schema Extraction for Deep Web Query InterfacesChichang Jou; Yucheng ChengDeep Web, Query Interface, Schema Extraction, Heuristic Rules, String Similarity無Along with the fast popularity of the internet, contents inside web databases also increase quickly. These data, hidden behind the query interfaces, are called Deep Web. Volumes of deep web contents were estimated to be around 500 times those of surface web. In order to obtain the dynamic contents which satisfy the conditions imposed by the elements of the interface, the internet users must fill in valid values. This is the reason why these contents are not collected by the search engines. Many deep web contents related applications, like contents collection, topic-focused crawling, and data integration, are based on understanding the schema of these query interfaces. The schema needs to cover mappings of input elements and labels, data types of va
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