As recently as the 1990s, studies showed that most people preferred getting information
from other people rather than from information retrieval systems. Of course, in that time …

Information retrieval (IR) has changed considerably in recent years with the expansion of the
World Wide Web and the advent of modern and inexpensive graphical user interfaces and …

Suppose that you want to delegate the ability to process your data, without giving away
access to it. We show that this separation is possible: we describe a" fully homomorphic" …

With the increasing number of available XML documents, numerous approaches for retrieval
have been proposed in the literature. They usually use the tree representation of documents …

Retrieving semistructured (XML) data typically requires either a structured query such as
XPath, or a keyword query that does not take structure into account. In this paper, we infer …

Recent IR extensions to XML query languages such as Xpath 1.0 Full-Text or the NEXI
query language of the INEX benchmark series reflect the emerging interest in IR-style …

Keyword search is considered to be an effective information discovery method for both
structured and semi-structured data. In XML keyword search, query semantics is based on …

The success of knowledge-sharing communities like Wikipedia and the advances in
automatic information extraction from textual and Web sources have made it possible to …

Community-based Question Answering (CQA) sites, such as Yahoo! Answers, Baidu Knows,
Naver, and Quora, have been rapidly growing in popularity. The resulting archives of posted …

Semantic search is gradually establishing itself as the next generation search paradigm,
which meets better a wider range of information needs, as compared to traditional full-text …