ICDE
2011
IEEE
12 years 8 months ago
2011
IEEE
—Despite the proliferation of work on XML keyword query, it remains open to support keyword query over probabilistic XML data. Compared with traditional keyword search, it is far...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
Query expansion is a functionality of search engines that suggests a set of related queries for a user-issued keyword query. Typical corpus-driven keyword query expansion approach...
ECIR
2009
Springer
13 years 2 months ago
2009
Springer
Abstract. The structural heterogeneity and complexity of XML repositories makes query formulation challenging for users who have little knowledge of XML. To assist its users, an XM...
WAIM
2010
Springer
13 years 2 months ago
2010
Springer
Keyword search in relational databases has been widely studied in recent years. Most of the previous studies focus on how to answer an instant keyword query. In this paper, we focu...
SIGIR
2010
ACM
13 years 2 months ago
2010
ACM
Keyword queries over structured databases are notoriously ambiguous. No single interpretation of a keyword query can satisfy all users, and multiple interpretations may yield over...
PVLDB
2008
13 years 4 months ago
2008
Unlike traditional database queries, keyword queries do not adhere to predefined syntax and are often dirty with irrelevant words from natural languages. This makes accurate and e...
TKDE
2008
13 years 4 months ago
2008
Given a user keyword query, current Web search engines return a list of individual Web pages ranked by their "goodness" with respect to the query. Thus, the basic unit fo...
ECIR
2006
Springer
13 years 6 months ago
2006
Springer
Keyword-based queries are an important means to retrieve information from XML collections with unknown or complex schemas. Relevance Feedback integrates relevance information provi...
CIKM
1999
Springer
13 years 8 months ago
1999
Springer
When a query is submitted to a metasearch engine, decisions are made with respect to the underlying search engines to be used, what modifications will be made to the query, and ho...
ICDE
2010
IEEE
13 years 9 months ago
2010
IEEE
—This paper presents IQP - a novel approach to bridge the gap between usability of keyword search and expressiveness of database queries. IQP enables a user to start with an arbi...