2298 search results - page 41 / 460 » Querying spatial patterns |
110
Voted
ICDE
2007
IEEE
15 years 6 months ago
2007
IEEE
With the proliferation of mobile devices (e.g., PDAs, cell phones, etc.), location-based services have become more and more popular in recent years. However, users have to reveal ...
116
Voted
P2P
2003
IEEE
15 years 5 months ago
2003
IEEE
Sensor networks, that consist of potentially several thousands of nodes each with sensing (heat, sound, light, magnetism, etc.) and wireless communication capabilities, provide gr...
174
Voted
GIS
2006
ACM
16 years 1 months ago
2006
ACM
This paper presents a query optimizer module based on cost estimation that chooses the best filtering step algorithm to perform a specific spatial join operation. A set of express...
105
click to vote
ADBIS
2003
Springer
15 years 5 months ago
2003
Springer
Let a tuple of n objects obeying a query graph (QG) be called the n-tuple. The “Ddistance-value” of this n-tuple is the value of a linear function of distances of the n objects...
127
Voted
SIGMOD
2011
ACM
14 years 3 months ago
2011
ACM
With the proliferation of geo-positioning and geo-tagging, spatial web objects that possess both a geographical location and a textual description are gaining in prevalence, and s...