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» Approximate Searching on Compressed Text
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2002
116views more  TIP 2002»
13 years 9 months ago
Adaptive approximate nearest neighbor search for fractal image compression
Fractal image encoding is a computationally intensive method of compression due to its need to find the best match between image sub-blocks by repeatedly searching a large virtual...
Chong Sze Tong, Man Wong
IR
2000
13 years 9 months ago
Adding Compression to Block Addressing Inverted Indexes
Inverted index compression, block addressing and sequential search on compressed text are three techniques that have been separately developed for e cient, low-overhead text retrie...
Gonzalo Navarro, Edleno Silva de Moura, Marden S. ...
IFIPTCS
2000
14 years 1 months ago
An Index for Two Dimensional String Matching Allowing Rotations
We present an index to search a two-dimensional pattern of size m m in a two-dimensional text of size n n, even when the pattern appears rotated in the text. The index is based on ...
Kimmo Fredriksson, Gonzalo Navarro, Esko Ukkonen
WIA
2007
Springer
14 years 3 months ago
Accelerating Boyer Moore Searches on Binary Texts
The Boyer and Moore (BM) pattern matching algorithm is considered as one of the best, but its performance is reduced on binary data. Yet, searching in binary texts has important a...
Shmuel Tomi Klein, Miri Ben-Nissan
IPM
2007
95views more  IPM 2007»
13 years 9 months ago
Using structural contexts to compress semistructured text collections
We describe a compression model for semistructured documents, called Structural Contexts Model (SCM), which takes advantage of the context information usually implicit in the stru...
Joaquín Adiego, Gonzalo Navarro, Pablo de l...