Modern search engines answer keyword-based queries extremely efficiently. The
impressive speed is due to clever inverted index structures, caching, a domain-independent …

OBJECTIVES: In this survey, we reviewed the current state of the art in biomedical QA
(Question Answering), within a broader framework of semantic knowledge-based QA …

This paper describes the overall design and architecture of the Timber XML database
system currently being implemented at the University of Michigan. The system is based upon …

Synthetic collections of XML documents can be useful in many applications, such as
benchmarking (eg, Xmark [4], XOO7 [2]) and algorithm testing and evaluation. We present …

The W3C XQuery language recommendation, based on a hierarchical and ordered
document model, supports a wide variety of constructs and use cases. There is a diversity of …

XML has become the lingua franca for data exchange and integration across administrative
and enterprise boundaries. Nearly all data providers are adding XML import or export …

We describe our work in progress on natural language analysis in medical
questionanswering in the context of a broader medical text-retrieval project. We analyze the …

Indexing schemes for semistructured data have been developed in recent years to optimize
path query processing by summarizing path information. However, most of these schemes …

BACKGROUND Document search in digital libraries, the Internet, and orga niZational
intranets is best served by a combination of meta data processing and content searching …

A major problem today is that important data is scattered throughout dozens of separately
evolved data sources, in a form that makes the “big picture” difficult to obtain. Data …