944 search results - page 174 / 189 » An evaluation of image based steganography methods |
WSDM
2010
ACM
14 years 5 months ago
2010
ACM
We describe an approach for multi-modal characterization of social media by combining text features (e.g. tags as a prominent example of short, unstructured text labels) with spat...
ICDAR
2009
IEEE
14 years 3 months ago
2009
IEEE
The main problems of Optical Character Recognition (OCR) systems are solved if printed latin text is considered. Since OCR systems are based upon binary images, their results are ...
IROS
2009
IEEE
14 years 3 months ago
2009
IEEE
— In this paper, we propose a novel approach for the visual navigation of unmanned aerial vehicles (UAV). In contrast to most available methods, a single perspective camera is us...
ICASSP
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper presents an approach for a multi-cue based two-dimensional gesture recognition that combines two different forms of cues, namely shape cues and motion cues, in a suppor...
SCIA
2005
Springer
14 years 1 months ago
2005
Springer
In this paper we present a novel image-based 3D surface reconstruction technique that incorporates both reflectance and polarisation features into a variational framework. Our tec...