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ICPR
2004
IEEE
14 years 10 months ago
Building and Registering Parameterized 3D Models of Vessel Trees for Visualization during Intervention
In this paper we address the problem of multimodal registration of coronary vessels by developing a 3D parametrical model of vessel trees from computer tomography data and registe...
Georg Langs, Petia Radeva, David Rotger, Francesc ...
ICPR
2004
IEEE
14 years 10 months ago
Multi-level Anchorperson Detection Using Multimodal Association
In contemporary TV news programs, multi-level anchorpersons are often used which indicate the inherent hierarchical structure of news program. However, these diverse anchorperson ...
Dong-Jun Lan, HongJiang Zhang, Yu-Fei Ma
ICPR
2004
IEEE
14 years 10 months ago
Multiscale Fourier Descriptor for Shape-Based Image Retrieval
The shapes occurring in the images are important in the content-based image retrieval. In this paper we introduce a new Fourier-based descriptor for the characterization of the sh...
Iivari Kunttu, Leena Lepistö, Juhani Rauhamaa...
ICPR
2004
IEEE
14 years 10 months ago
Transitions of the Pre-Symmetry Set
The Symmetry Set (??) and its subset the Medial Axis (? ), can be used to describe a shape. The representation of the ?? in parameter space is called the pre-Symmetry Set. Changes...
Arjan Kuijper, Ole Fogh Olsen
ICPR
2004
IEEE
14 years 10 months ago
Training of Classifiers Using Virtual Samples Only
This paper describes the training of classifiers entirely based on virtual images, rendered by a ray-tracing software. Two classifiers, a support vector machine and a polynomial c...
Annika Kuhl, Lars Krüger, Christian Wöhl...
ICPR
2004
IEEE
14 years 10 months ago
Efficient Coding of Stroke-Rendered Paintings
There are more and more applications of nonphotorealistic rendered images, sketches and drawings. Several techniques for generating such imagery are widely known. The stochastic p...
Levente Kovács, Tamás Szirány...
ICPR
2004
IEEE
14 years 10 months ago
Entropy-Based Measures for Clustering and SOM Topology Preservation Applied to Content-Based Image Indexing and Retrieval
Content-based image retrieval (CBIR) addresses the problem of finding images relevant to the users' information needs, based principally on low-level visual features for whic...
Markus Koskela, Jorma Laaksonen, Erkki Oja
ICPR
2004
IEEE
14 years 10 months ago
Global Localization and Relative Pose Estimation Based on Scale-Invariant Features
The capability of maintaining the pose of the mobile robot is central for basic navigation and map building tasks. In this paper we describe a vision-based hybrid localization sch...
Jana Kosecka, Xiaolong Yang
ICPR
2004
IEEE
14 years 10 months ago
Competitive Coding Scheme for Palmprint Verification
There is increasing interest in the development of reliable, rapid and non-intrusive security control systems. Among the many approaches, biometrics such as palmprints provide hig...
Adams Wai-Kin Kong, David Zhang
ICPR
2004
IEEE
14 years 10 months ago
Analysis of Rotational Robustness of Hand Detection with a Viola-Jones Detector
The research described in this paper analyzes the in-plane rotational robustness of the Viola-Jones object detection method when used for hand appearance detection. We determine t...
Mathias Kölsch, Matthew Turk