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SPIESR
1996
126views Database» more  SPIESR 1996»
13 years 6 months ago
Tools for Compressed-Domain Video Indexing and Editing
Indexing and editing digital video directly in the compressed domain offer many advantages in terms of storage efficiency and processing speed. We have designed automatic tools in...
Jianhao Meng, Shih-Fu Chang
IWMMDBMS
1996
64views more  IWMMDBMS 1996»
13 years 6 months ago
Spatial Indexing into Compressed Raster Images: How to Answer Range Queries Without Decompression
The maintenance of large raster images under spatial operations is still a major performance bottleneck. For reasons of storage space, images in a collection, such as satellite pi...
Renato Pajarola, Peter Widmayer
DEXA
2008
Springer
120views Database» more  DEXA 2008»
13 years 7 months ago
Compressing Very Large Database Workloads for Continuous Online Index Selection
The paper presents a novel method for compressing large database workloads for purpose of autonomic, continuous index selection. The compressed workload contains a small subset of ...
Piotr Kolaczkowski
ICASSP
2007
IEEE
13 years 11 months ago
Long Term Selection of Reference Frame Sub-Blocks using MPEG-7 Indexing Metadata
Traditionally, video indexing and compression have been considered as two separate functionalities. However, the high amount of available multimedia content creates the need for m...
Javier Ruiz Hidalgo, Philippe Salembier
SODA
2004
ACM
131views Algorithms» more  SODA 2004»
13 years 6 months ago
When indexing equals compression: experiments with compressing suffix arrays and applications
We report on a new experimental analysis of high-order entropy-compressed suffix arrays, which retains the theoretical performance of previous work and represents an improvement in...
Roberto Grossi, Ankur Gupta, Jeffrey Scott Vitter