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» Index Compression Using Fixed Binary Codewords
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ADC
2004
Springer
116views Database» more  ADC 2004»
13 years 10 months ago
Index Compression Using Fixed Binary Codewords
Document retrieval and web search engines index large quantities of text. The static costs associated with storing the index can be traded against dynamic costs associated with us...
Vo Ngoc Anh, Alistair Moffat
JIPS
2010
273views more  JIPS 2010»
12 years 11 months ago
Hiding Secret Data in an Image Using Codeword Imitation
This paper proposes a novel reversible data hiding scheme based on a Vector Quantization (VQ) codebook. The proposed scheme uses the principle component analysis (PCA) algorithm to...
Zhi-Hui Wang, Chin-Chen Chang, Pei-Yu Tsai
ICIP
2001
IEEE
14 years 6 months ago
Color image coding, indexing and retrieval using binary space partitioning tree
This paper presents a unified approach to colour image coding, content-based indexing, and retrieval for database applications. The binary space partitioning (BSP) tree, tradition...
Guoping Qiu, S. Sudirman
ITCC
2003
IEEE
13 years 10 months ago
On the Mapping of Index Compression Techniques on CSR Information Retrieval
Information retrieval is the selection of documents relevant to a query. Inverted index is the conventional way to store the index of the collection. Because of the large amounts ...
Sterling Stuart Stein, Nazli Goharian
ICIP
2004
IEEE
14 years 6 months ago
Robust perceptual image hashing using feature points
Perceptual image hashing maps an image to a fixed length binary string based on the image's appearance to the human eye, and has applications in image indexing, authenticatio...
Vishal Monga, Brian L. Evans