منابع مشابه
Oblivious Keyword Search
In this paper, we introduce a notion of Oblivious Keyword Search (OKS). Let W be the set of possible keywords. In the commit phase, a database supplier T commits n data. In each transfer subphase, a user U can choose a keyword w ∈ W adaptively and find Search(w) without revealing w to T , where Search(w) is the set of all data which includes w as a keyword. We then show two efficient protocols ...
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We study the problem of keyword search in which a server contains various multimedia contents and a user of server wishes to retrieve some multimedia item containing specific keywords without revealing to the server which item it is. Recently, Ogata and Kurosawa introduced an interesting keyword search scheme called oblivious keyword search by using the notion of oblivious transfer. However, on...
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The success of information retrieval style keyword search on the web leads to the emergence of XML based keyword search. The text database and XML database differences leads to three new challenges: 1) The users search intention is to be identified, i. e. , the XML node types that user wants to search for and search via is identified. 2) The similarities in tag name, tag value and the structure...
متن کاملGeo-Social Keyword Search
In this paper, we propose Geo-Social Keyword (GSK) search, which enables the retrieval of users, points of interest (POIs), or keywords that satisfy geographic, social, and/or textual criteria. We first introduce a general GSK framework that covers a wide range of real-world tasks, including advertisement, context-based search, and market analysis. Then, we present three concrete GSK queries: (...
متن کاملSpeeding up keyword search for search engines
In the current information age, the dominant method for information search is by providing few keywords to a search engine. Keyword search is currently one of the most important operations in search engines and numerous other applications. In this paper we propose a new text indexing technique for improving the performance of keyword search. Our proposed technique not only speeds up searching o...
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ژورنال
عنوان ژورنال: Journal of Electronic Resources Librarianship
سال: 2010
ISSN: 1941-126X,1941-1278
DOI: 10.1080/1941126x.2010.486725