43 search results - page 8 / 9 » The relative efficiency of data compression by LZW and LZSS |
SIGMOD
1997
ACM
13 years 10 months ago
1997
ACM
Computing multiple related group-bys and aggregates is one of the core operations of On-Line Analytical Processing (OLAP) applications. Recently, Gray et al. [GBLP95] proposed the...
SDM
2004
SIAM
13 years 7 months ago
2004
SIAM
A wide variety of distortion functions, such as squared Euclidean distance, Mahalanobis distance, Itakura-Saito distance and relative entropy, have been used for clustering. In th...
TCSV
2002
13 years 5 months ago
2002
DCT-based digital video coding standards such as MPEG and H.26x are becoming more widely adopted for multimedia applications. Since the standards differ in their format and syntax...
DCC
2004
IEEE
14 years 5 months ago
2004
IEEE
In the discrete filtering problem, a data sequence over a finite alphabet is assumed to be corrupted by a discrete memoryless channel. The goal is to reconstruct the clean sequenc...
GIS
2004
ACM
14 years 7 months ago
2004
ACM
Modern database applications including computer-aided design, multimedia information systems, medical imaging, molecular biology, or geographical information systems impose new re...