Sciweavers

1812 search results - page 125 / 363
» Dynamic Query Scheduling in Data Integration Systems
Sort
View
129
Voted
EDBT
2009
ACM
207views Database» more  EDBT 2009»
15 years 5 months ago
Evaluating probability threshold k-nearest-neighbor queries over uncertain data
In emerging applications such as location-based services, sensor monitoring and biological management systems, the values of the database items are naturally imprecise. For these ...
Reynold Cheng, Lei Chen 0002, Jinchuan Chen, Xike ...
EDBT
2008
ACM
124views Database» more  EDBT 2008»
16 years 2 months ago
Multi-dimensional search for personal information management systems
With the explosion in the amount of semi-structured data users access and store in personal information management systems, there is a need for complex search tools to retrieve of...
Amélie Marian, Christopher Peery, Thu D. Ng...
266
Voted
ICDE
2008
IEEE
563views Database» more  ICDE 2008»
17 years 2 months ago
Probabilistic Verifiers: Evaluating Constrained Nearest-Neighbor Queries over Uncertain Data
In applications like location-based services, sensor monitoring and biological databases, the values of the database items are inherently uncertain in nature. An important query fo...
Reynold Cheng, Jinchuan Chen, Mohamed F. Mokbel, C...
150
Voted
CORR
2010
Springer
139views Education» more  CORR 2010»
14 years 9 months ago
Data Cleaning and Query Answering with Matching Dependencies and Matching Functions
Matching dependencies were recently introduced as declarative rules for data cleaning and entity resolution. Enforcing a matching dependency on a database instance identifies the ...
Leopoldo E. Bertossi, Solmaz Kolahi, Laks V. S. La...
191
Voted
SIGMOD
2009
ACM
125views Database» more  SIGMOD 2009»
16 years 2 months ago
Top-k queries on uncertain data: on score distribution and typical answers
Uncertain data arises in a number of domains, including data integration and sensor networks. Top-k queries that rank results according to some user-defined score are an important...
Tingjian Ge, Stanley B. Zdonik, Samuel Madden