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ICIAR
2009
Springer
15 years 4 months ago
Video Compression and Retrieval of Moving Object Location Applied to Surveillance
Abstract. A major problem in surveillance systems is the storage requirements for video archival; videos are recorded continuously for long periods of time, resulting in large amou...
William Robson Schwartz, Hélio Pedrini, Lar...
SPIRE
2001
Springer
15 years 2 months ago
Adding Security to Compressed Information Retrieval Systems
Word-based Huffman coding has widespread use in information retrieval systems. Besides its compressing power, it also enables the implementation of both indexing and searching sch...
Ruy Luiz Milidiú, C. Gomes de Mello, J. Fer...
DAGM
2004
Springer
15 years 3 months ago
CVPIC Colour/Shape Histograms for Compressed Domain Image Retrieval
Compressed domain image retrieval allows image indexing to be performed directly on the compressed data without the need of decoding. This approach hence provides a significant ga...
Gerald Schaefer
SPIRE
2001
Springer
15 years 2 months ago
Compaction Techniques for Nextword Indexes
Most queries to text search engines are ranked or Boolean. Phrase querying is a powerful technique for refining searches, but is expensive to implement on conventional indexes. I...
Dirk Bahle, Hugh E. Williams, Justin Zobel
DCC
2008
IEEE
15 years 9 months ago
Word-Based Statistical Compressors as Natural Language Compression Boosters
Semistatic word-based byte-oriented compression codes are known to be attractive alternatives to compress natural language texts. With compression ratios around 30%, they allow di...
Antonio Fariña, Gonzalo Navarro, José...