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PRL
2007
140views more  PRL 2007»
13 years 12 months ago
Introducing a very large dataset of handwritten Farsi digits and a study on their varieties
A very large dataset of handwritten Farsi digits is introduced. Binary images of 102,352 digits were extracted from about 12,000 registration forms of two types, filled by B.Sc. ...
Hossein Khosravi, Ehsanollah Kabir
PRL
1998
85views more  PRL 1998»
14 years 2 days ago
Large encrypting binary images with higher security
In this paper, we present a new approach for encrypting binary images. Putting different scan patterns at the same level in Ž .the scan tree structure and employing a two-dimensi...
Kuo-Liang Chung, Lung-Chun Chang
PR
2008
119views more  PR 2008»
14 years 11 days ago
Binary-image comparison with local-dissimilarity quantification
In this paper, we present a method for binary image comparison. For binary images, intensity information is poor and shape extraction is often difficult. Therefore binary images h...
Etienne Baudrier, Frédéric Nicolier,...
CIMAGING
2010
202views Hardware» more  CIMAGING 2010»
14 years 1 months ago
An optimal algorithm for reconstructing images from binary measurements
We have studied a camera with a very large number of binary pixels referred to as the gigavision camera [1] or the gigapixel digital film camera [2, 3]. Potential advantages of th...
Feng Yang, Yue M. Lu, Luciano Sbaiz, Martin Vetter...
IEEEMSP
2002
IEEE
133views Multimedia» more  IEEEMSP 2002»
14 years 5 months ago
Watermark embedding in DC components of DCT for binary images
—This paper investigates the feasibility of watermark embedding in the discrete cosine transform (DCT) domain for binary images. Watermark embedding is known difficult for binar...
Haiping Lu, Xuxia Shi, Yun Q. Shi, Alex C. Kot, Li...
ICPR
2002
IEEE
14 years 5 months ago
Graphics Recognition from Binary Images: One Step or Two Steps
Recognizing graphic objects from binary images is an important task in many real-life applications. Generally, there are two ways to do the graphics recognition: onestep methods a...
Jiqiang Song, Min Cai, Michael R. Lyu, Shijie Cai
DGCI
2003
Springer
14 years 5 months ago
Shape Preserving Digitization of Ideal and Blurred Binary Images
In order to make image analysis methods more reliable it is important to analyse to what extend shape information is preserved during image digitization. Most existing approaches t...
Ullrich Köthe, Peer Stelldinger
IWDW
2004
Springer
14 years 5 months ago
Alteration-Locating Authentication Watermarking for Binary Images
Abstract. In image authentication watermarking, hidden data is inserted into an image to detect any accidental or malicious image alteration. In the literature, quite a small numbe...
Hae Yong Kim, Ricardo L. de Queiroz
IPPS
2007
IEEE
14 years 6 months ago
Cluster-dot Screening by Local Exhaustive Search with Hardware Accelaration
Screening is an important task to convert a continuoustone image into a binary image with pure black and white pixels. The main contribution of this paper is to show a new algorit...
Yasuaki Ito, Koji Nakano
ICPR
2008
IEEE
14 years 6 months ago
Layer-based binarization for textual images
We developed a binarization approach to handle a large variety of images, from scanned flatbed images to images acquired by mobile phone cameras. The binarization is targeted at c...
Yaakov Navon