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98
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ICIP
2003
IEEE
16 years 2 months ago
An entropy based segmentation algorithm for computer-generated document images
This paper presents an efficient compression-oriented segmentation algorithm for computer-generated document images. In this algorithm, a document image is represented in a block-...
Lijie Liu, Yan Dong, Xiaomu Song, Guoliang Fan
95
Voted
ICIP
2005
IEEE
16 years 2 months ago
Efficient coding of computer generated compound images
A new compound image compression algorithm is proposed, based on Shape Primitive Extraction and Coding (SPEC). The SPEC first segments a compound image into text/graphics pixels an...
Tony Lin, Pengwei Hao, Sang Uk Lee
139
Voted
ICDAR
2011
IEEE
14 years 19 hour ago
Ternary Entropy-Based Binarization of Degraded Document Images Using Morphological Operators
—A vast number of historical and badly degraded document images can be found in libraries, public, and national archives. Due to the complex nature of different artifacts, such p...
T. Hoang Ngan Le, Tien D. Bui, Ching Y. Suen
JSW
2008
94views more  JSW 2008»
15 years 11 days ago
Thresholding Images of Historical Documents Using a Tsallis-Entropy Based Algorithm
In this paper we present an algorithm for thresholding images of historical documents. The main objective is to generate high quality monochromatic images in order to make them eas...
Carlos A. B. Mello, Luciana A. Schuler
93
Voted
SSIAI
2002
IEEE
15 years 5 months ago
Entropy Estimation for Segmentation of Multi-Spectral Chromosome Images
In the early 1990s, the state-of-the-art in commercial chromosome image acquisition was grayscale. Automated chromosome classification was based on the grayscale image and boundar...
Wade Schwartzkopf, Brian L. Evans, Alan C. Bovik