Text retrieval enables people to efficiently obtain the desired data from massive text data, so
has become one of the most popular services in information retrieval community. However …

In a digital library, book search is one of the most important information services. However,
with the rapid development of network technologies such as cloud computing, the server …

In this article, aiming at a Chinese keyword-based book search service, from a technological
perspective, we propose to modify a user query sequence carefully to confuse the user …

Personalized information retrieval is an effective tool to solve the problem of information
overload. Along with the rapid development of emerging network technologies such as …

Personalized search is a promising way to improve the accuracy of web search, and has
been attracting much attention recently. However, effective personalized search requires …

Web Search is one of the most rapidly growing applications on the internet today. However,
the current practice followed by most search engines–of logging and analyzing users' …

Web search engines (eg Google, Yahoo, Microsoft Live Search, etc.) are widely used to find
certain data among a huge amount of information in a minimal amount of time. However …

Personalized web search is a promising way to improve search quality by customizing
search results for people with individual information goals. However, users are …

Query-based web search is an integral part of many people's daily activities. Most do not
realize that their search history can be used to identify them (and their interests). In July …

We propose a hybrid model of differential privacy that considers a combination of regular
and opt-in users who desire the differential privacy guarantees of the local privacy model …