Sciweavers

43 search results - page 2 / 9
» The relative efficiency of data compression by LZW and LZSS
Sort
View
EXPCS
2007
13 years 9 months ago
An analysis of XML compression efficiency
XML simplifies data exchange among heterogeneous computers, but it is notoriously verbose and has spawned the development of many XML-specific compressors and binary formats. We p...
Christopher J. Augeri, Dursun A. Bulutoglu, Barry ...
DCC
1998
IEEE
13 years 9 months ago
The Context Trees of Block Sorting Compression
Abstract. The Burrows-Wheeler transform (BWT) and block sorting compression are closely related to the context trees of PPM. The usual approach of treating BWT as merely a permutat...
N. Jesper Larsson
DAWAK
2005
Springer
13 years 11 months ago
Efficient Compression of Text Attributes of Data Warehouse Dimensions
This paper proposes the compression of data in Relational Database Management Systems (RDBMS) using existing text compression algorithms. Although the technique proposed is general...
Jorge Vieira, Jorge Bernardino, Henrique Madeira
CAISE
2006
Springer
13 years 9 months ago
An Efficient Approach to Support Querying Secure Outsourced XML Information
Abstract. Data security is well-recognized a vital issue in an information system that is supported in an outsource environment. However, most of conventional XML encryption propos...
Yin Yang, Wilfred Ng, Ho Lam Lau, James Cheng
DCC
2006
IEEE
14 years 5 months ago
Data Compression with Restricted Parsings
We consider a class of algorithms related to Lempel-Ziv that incorporate restrictions on the manner in which the data can be parsed with the goal of introducing new tradeoffs betwe...
John T. Robinson, Luis Alfonso Lastras-Monta&ntild...