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» Segmentation of Compressed Documents
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DCC
2006
IEEE
14 years 7 months ago
Tradeoffs in XML Database Compression
Large XML data files, or XML databases, are now a common way to distribute scientific and bibliographic data, and storing such data efficiently is an important concern. A number o...
James Cheney
CIKM
2011
Springer
12 years 7 months ago
Factorization-based lossless compression of inverted indices
Many large-scale Web applications that require ranked top-k retrieval are implemented using inverted indices. An inverted index represents a sparse term-document matrix, where non...
George Beskales, Marcus Fontoura, Maxim Gurevich, ...
IMAGING
2000
13 years 9 months ago
Shadow Identification using Colour Ratios
In this paper we present a comprehensive method for identifying probable shadow regions in an image. Doing so is relevant to computer vision, colour constancy, and image reproduct...
Kobus Barnard, Graham D. Finlayson
DCC
1998
IEEE
14 years 1 days ago
Lossy Compression of Partially Masked Still Images
Books and magazines often contain pages containing audacious mixtures of color images and text. Our problem consists in coding the background colors of a such documents without wa...
Léon Bottou, Steven Pigeon
ALENEX
2008
192views Algorithms» more  ALENEX 2008»
13 years 9 months ago
Compressed Inverted Indexes for In-Memory Search Engines
We present the algorithmic core of a full text data base that allows fast Boolean queries, phrase queries, and document reporting using less space than the input text. The system ...
Frederik Transier, Peter Sanders