641 search results - page 9 / 129 » Simplifying schema mappings |
PVLDB
2010
13 years 5 months ago
2010
One of the main steps towards integration or exchange of data is to design the mappings that describe the (often complex) relationships between the source schemas or formats and t...
OSDI
2004
ACM
14 years 7 months ago
2004
ACM
MapReduce is a programming model and an associated implementation for processing and generating large data sets. Users specify a map function that processes a key/value pair to ge...
COMGEO
2004
ACM
13 years 7 months ago
2004
ACM
Dot maps--drawings of point sets--are a well known cartographic method to visualize density functions over an area. We study the problem of simplifying a given dot map: given a se...
VISUALIZATION
1997
IEEE
13 years 11 months ago
1997
IEEE
: We present the use of mapping functions to automatically generate levels of detail with known error bounds for polygonal models. We develop a piece-wise linear mapping function f...
CIKM
2010
Springer
13 years 5 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...