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» On the Power of Local Orientations
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83
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ICPR
2004
IEEE
16 years 1 months ago
Principal Flow for Tubular Objects with Non-Circular Cross-Sections
Various anatomical objects are tubular in shape. These structures can be modeled by describing their curvilinear path and the cross-sectional shape along the path. However, most r...
Gavin Baker, Nick Barnes
104
Voted
ICPR
2000
IEEE
16 years 1 months ago
Detecting Rotational Symmetries Using Normalized Convolution
Perceptual experiments indicate that corners and curvature are very important features in the process of recognition. This paper presents a new method to detect rotational symmetr...
Björn Johansson, Gösta H. Granlund, Hans...
113
Voted
ICIP
2009
IEEE
16 years 1 months ago
Illumination Invariant And Rotational Insensitive Textural Representation
We propose an illumination invariant and rotation insensitive texture representation based on a Markovian textural model. A texture is aligned with its dominant orientation and te...
ISBI
2006
IEEE
16 years 1 months ago
Efficient 3-D adaptive filtering for medical image enhancement
Tensor based orientation adaptive filtering, an explicit methodology for anisotropic filtering, constitutes a flexible framework for medical image enhancement. The technique featu...
Örjan Smedby, Björn Svensson, Hans Knuts...
99
Voted
ICDAR
2009
IEEE
15 years 7 months ago
Text Segmentation in Colour Posters from the Spanish Civil War Era
The extraction of textual content from colour documents of a graphical nature is a complicated task. The text can be rendered in any colour, size and orientation while the existen...
Antonio Clavelli, Dimosthenis Karatzas