720 search results - page 110 / 144 » Evaluating Database Selection Techniques: A Testbed and Expe... |
SIGMOD
2010
ACM
14 years 15 days ago
2010
ACM
Time-oriented progress estimation for parallel queries is a challenging problem that has received only limited attention. In this paper, we present ParaTimer, a new type of timere...
ICDE
2007
IEEE
14 years 2 months ago
2007
IEEE
Increasingly large text datasets and the high dimensionality associated with natural language create a great challenge in text mining. In this research, a systematic study is cond...
KDD
2005
ACM
14 years 8 months ago
2005
ACM
The popularity of email has triggered researchers to look for ways to help users better organize the enormous amount of information stored in their email folders. One challenge th...
EDBT
2004
ACM
14 years 7 months ago
2004
ACM
Earlier work has demonstrated the effectiveness of in-network data aggregation in order to minimize the amount of messages exchanged during continuous queries in large sensor netwo...
EDBT
2009
ACM
14 years 2 months ago
2009
ACM
Given a set Q of keywords, conventional keyword search (KS) returns a set of tuples, each of which (i) is obtained from a single relation, or by joining multiple relations, and (i...