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» Not a Number of Floating Point Problems
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KDD
2002
ACM
170views Data Mining» more  KDD 2002»
16 years 1 months ago
Web site mining: a new way to spot competitors, customers and suppliers in the world wide web
When automatically extracting information from the world wide web, most established methods focus on spotting single HTMLdocuments. However, the problem of spotting complete web s...
Martin Ester, Hans-Peter Kriegel, Matthias Schuber...
ICALP
2009
Springer
16 years 26 days ago
Approximation Algorithms via Structural Results for Apex-Minor-Free Graphs
We develop new structural results for apex-minor-free graphs and show their power by developing two new approximation algorithms. The first is an additive approximation for colorin...
Erik D. Demaine, MohammadTaghi Hajiaghayi, Ken-ich...
166
Voted
SIGMOD
2007
ACM
196views Database» more  SIGMOD 2007»
16 years 22 days ago
Adaptive location constraint processing
An important problem for many location-based applications is the continuous evaluation of proximity relations among moving objects. These relations express whether a given set of ...
Zhengdao Xu, Hans-Arno Jacobsen
203
Voted
SIGMOD
2006
ACM
238views Database» more  SIGMOD 2006»
16 years 22 days ago
Continuous monitoring of top-k queries over sliding windows
Given a dataset P and a preference function f, a top-k query retrieves the k tuples in P with the highest scores according to f. Even though the problem is well-studied in convent...
Kyriakos Mouratidis, Spiridon Bakiras, Dimitris Pa...
MOBISYS
2008
ACM
16 years 5 days ago
Composcan: adaptive scanning for efficient concurrent communications and positioning with 802.11
Using 802.11 concurrently for communications and positioning is problematic, especially if location-based services (e.g., indoor navigation) are concurrently executed with real-ti...
Mikkel Baun Kjærgaard, Thomas King