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COMSIS
2010
13 years 3 months ago
3D point pattern matching based on spatial geometric flexibility
We propose a new method for matching two 3D point sets of identical cardinality with global similarity but local non-rigid deformations and distribution errors. This problem arises...
Xiaopeng Wei, Xiaoyong Fang, Qiang Zhang, Dongshen...

Publication
417views
14 years 3 months ago
Data Structures and Algorithms for Nearest Neighbor Search in General Metric Spaces
We consider the computational problem of finding nearest neighbors in general metric spaces. Of particular interest are spaces that may not be conveniently embedded or approximate...
Peter N. Yianilos
DCC
2008
IEEE
14 years 6 months ago
Geometric Burrows-Wheeler Transform: Linking Range Searching and Text Indexing
We introduce a new variant of the popular Burrows-Wheeler transform (BWT) called Geometric Burrows-Wheeler Transform (GBWT). Unlike BWT, which merely permutes the text, GBWT conve...
Yu-Feng Chien, Wing-Kai Hon, Rahul Shah, Jeffrey S...
ICDE
2000
IEEE
120views Database» more  ICDE 2000»
14 years 7 months ago
Deflating the Dimensionality Curse Using Multiple Fractal Dimensions
Nearest neighbor queries are important in many settings, including spatial databases (Find the k closest cities) and multimedia databases (Find the k most similar images). Previou...
Bernd-Uwe Pagel, Flip Korn, Christos Faloutsos
WABI
2009
Springer
142views Bioinformatics» more  WABI 2009»
14 years 29 days ago
Back-Translation for Discovering Distant Protein Homologies
Background: Frameshift mutations in protein-coding DNA sequences produce a drastic change in the resulting protein sequence, which prevents classic protein alignment methods from ...
Marta Gîrdea, Laurent Noé, Gregory Ku...