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» An Approximation Algorithm for Approximation Rank
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SODA
2010
ACM
238views Algorithms» more  SODA 2010»
16 years 3 months ago
How good is the Chord algorithm?
The Chord algorithm is a popular, simple method for the succinct approximation of curves, which is widely used, under different names, in a variety of areas, such as, multiobjecti...
Constantinos Daskalakis, Ilias Diakonikolas, Mihal...
ADC
2006
Springer
136views Database» more  ADC 2006»
16 years 12 days ago
A multi-step strategy for approximate similarity search in image databases
Many strategies for similarity search in image databases assume a metric and quadratic form-based similarity model where an optimal lower bounding distance function exists for fil...
Paul Wing Hing Kwan, Junbin Gao
DKE
2008
96views more  DKE 2008»
15 years 6 months ago
Fragment-based approximate retrieval in highly heterogeneous XML collections
Due to the heterogeneous nature of XML data for internet applications exact matching of queries is often inadequate. The need arises to quickly identify subtrees of XML documents ...
Ismael Sanz, Marco Mesiti, Giovanna Guerrini, Rafa...
TSMC
2010
15 years 1 months ago
Incomplete Multigranulation Rough Set
The original rough-set model is primarily concerned with the approximations of sets described by a single equivalence relation on a given universe. With granular computing point of...
Yuhua Qian, Jiye Liang, Chuangyin Dang
APPROX
2008
Springer
124views Algorithms» more  APPROX 2008»
15 years 8 months ago
Deterministic 7/8-Approximation for the Metric Maximum TSP
We present the first 7/8-approximation algorithm for the maximum traveling salesman problem with triangle inequality. Our algorithm is deterministic. This improves over both the r...
Lukasz Kowalik, Marcin Mucha