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CAIP
2007
Springer
170views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Image Segmentation Using Topological Persistence
Abstract. This paper presents a new hybrid split-and-merge image segmentation method based on computational geometry and topology using persistent homology. The algorithm uses edge...
David Letscher, Jason Fritts
CAIP
2007
Springer
109views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Hierarchical Classifiers for Detection of Fractures in X-Ray Images
Fracture of the bone is a very serious medical condition. In clinical practice, a tired radiologist has been found to miss fracture cases after looking through many images containi...
Joshua Congfu He, Wee Kheng Leow, Tet Sen Howe
CAIP
2007
Springer
14 years 3 months ago
Flexibility Description of the MET Protein Stalk Based on the Use of Non-uniform B-Splines
Abstract. The MET protein controls growth, invasion, and metastasis in cancer cells and is thereby of interest to study, for example from a structural point of view. For individual...
Magnus Gedda, Stina Svensson
CAIP
2007
Springer
140views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Connection Geometry, Color, and Stereo
Abstract. The visual systems in primates are organized around orienith a rich set of long-range horizontal connections. We abstract this from a differential-geometric perspective, ...
Ohad Ben-Shahar, Gang Li, Steven W. Zucker
CAIP
2007
Springer
194views Image Analysis» more  CAIP 2007»
14 years 3 months ago
A New Wavelet-Based Texture Descriptor for Image Retrieval
This paper presents a novel texture descriptor based on the wavelet transform. First, we will consider vertical and horizontal coefficients at the same position as the components o...
Esther de Ves, Ana M. C. Ruedin, Daniel G. Acevedo...
CAIP
2007
Springer
14 years 3 months ago
Representation of Facial Features by Catmull-Rom Splines
This paper describes a technique for the representation of the 2D frontal view of faces, based on Catmull-Rom splines. It takes advantage of the a priori knowledge about the face s...
Marco Maggini, Stefano Melacci, Lorenzo Sarti
CAIP
2007
Springer
125views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Euclidean Shortest Paths in Simple Cube Curves at a Glance
This paper reports about the development of two provably correct approximate algorithms which calculate the Euclidean shortest path (ESP) within a given cube-curve with arbitrary a...
Fajie Li, Reinhard Klette
CAIP
2007
Springer
156views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Classification of Optical Flow by Constraints
In this paper, we analyse mathematical properties of spatial optical-flow computation algorithm. First by numerical analysis, we derive the convergence property on variational opti...
Yusuke Kameda, Atsushi Imiya
CAIP
2007
Springer
125views Image Analysis» more  CAIP 2007»
14 years 3 months ago
Decomposition for Efficient Eccentricity Transform of Convex Shapes
The eccentricity transform associates to each point of a shape the shortest distance to the point farthest away from it. It is defined in any dimension, for open and closed manyfol...
Adrian Ion, Samuel Peltier, Yll Haxhimusa, Walter ...
CAIP
2007
Springer
131views Image Analysis» more  CAIP 2007»
14 years 3 months ago
A Definition for Orientation for Multiple Component Shapes
In this paper we introduce a new method for computing the orientation for compound shapes. If the method is applied to single component shapes the computed orientation is consisten...
Jovisa D. Zunic, Paul L. Rosin