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SIGIR
2008
ACM
15 years 5 months ago
ResIn: a combination of results caching and index pruning for high-performance web search engines
Results caching is an efficient technique for reducing the query processing load, hence it is commonly used in real search engines. This technique, however, bounds the maximum hit...
Gleb Skobeltsyn, Flavio Junqueira, Vassilis Placho...
ICIP
2008
IEEE
16 years 8 months ago
Local-spectrum-based distinction between handwritten and machine-printed characters
In this paper, we propose a method to distinguish between handwritten and machine-printed characters with no need to locate character or text-line positions. We transform a local ...
Jumpei Koyama, Akira Hirose, Masahiro Kato
ICIP
2002
IEEE
16 years 8 months ago
A comparative analysis of two distance measures in color image databases
Euclidean distance measure has been used in comparing feature vectors of images, while cosine angle distance measure is used in document retrieval. In this paper, we theoretically...
Shamik Sural, Gang Qian, Sakti Pramanik
ICIP
2002
IEEE
16 years 8 months ago
Straightening warped text lines using polynomial regression
Perspective distortion always occurs while scanning thick, bound documents, resulting in two problems in the scanned grayscale image ? (i) shade along the `spine' of the book...
Zheng Zhang 0003, Chew Lim Tan
ICIP
2001
IEEE
16 years 8 months ago
A new efficient algorithm for fitting of rectangles and squares
In this paper, we introduce a completely new approach to fitting rectangles and squares to given closed regions using our published ideas in [6], [7], [8]. In these papers, we hav...
Herbert Süße, Klaus Voss