Sciweavers

97 search results - page 11 / 20
» Conditional Functional Dependencies for Data Cleaning
Sort
View
SDM
2012
SIAM
305views Data Mining» more  SDM 2012»
12 years 12 months ago
Learning Hierarchical Relationships among Partially Ordered Objects with Heterogeneous Attributes and Links
Objects linking with many other objects in an information network may imply various semantic relationships. Uncovering such knowledge is essential for role discovery, data cleanin...
Chi Wang, Jiawei Han, Qi Li, Xiang Li, Wen-Pin Lin...
BMCBI
2006
147views more  BMCBI 2006»
14 years 9 months ago
Grouping Gene Ontology terms to improve the assessment of gene set enrichment in microarray data
Background: Gene Ontology (GO) terms are often used to assess the results of microarray experiments. The most common way to do this is to perform Fisher's exact tests to find...
Alex Lewin, Ian C. Grieve
ICDE
2012
IEEE
223views Database» more  ICDE 2012»
12 years 12 months ago
Incremental Detection of Inconsistencies in Distributed Data
—This paper investigates the problem of incremental detection of errors in distributed data. Given a distributed database D, a set Σ of conditional functional dependencies (CFDs...
Wenfei Fan, Jianzhong Li, Nan Tang, Wenyuan Yu
DCOSS
2006
Springer
15 years 1 months ago
An Optimal Data Propagation Algorithm for Maximizing the Lifespan of Sensor Networks
We consider the problem of data propagation in wireless sensor networks and revisit the family of mixed strategy routing schemes. We show that maximizing the lifespan, balancing th...
Aubin Jarry, Pierre Leone, Olivier Powell, Jos&eac...
ICPR
2010
IEEE
15 years 23 days ago
Extrinsic Camera Parameter Estimation Using Video Images and GPS Considering GPS Positioning Accuracy
Abstract--This paper proposes a method for estimating extrinsic camera parameters using video images and position data acquired by GPS. In conventional methods, the accuracy of the...
Hideyuki Kume, Takafumi Taketomi, Tomokazu Sato, N...