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Displaying 1-18 out of 18 total
Fusing Real-Time Depth Imaging with High Precision Pose Estimation by a Measurement Arm
Found in: 2012 International Conference on Cyberworlds (CW)
By Svenja Kahn,Arjan Kuijper
Issue Date:September 2012
pp. 256-260
Recently, depth cameras have emerged which capture dense depth images in real-time. To benefit from their 3D imaging capabilities in interactive applications which support an arbitrary camera movement, the position and orientation of the depth camera needs...
 
Visual support system for selecting reactive elements in intelligent environments
Found in: 2012 International Conference on Cyberworlds (CW)
By Martin Majewski,Andreas Braun,Alexander Marinc,Arjan Kuijper
Issue Date:September 2012
pp. 251-255
Concerning gestural interaction in realistic environments there often is an offset between perceived and actual direction of pointing that makes it difficult to reliably select elements in the environment. This work presents a visual support system that pr...
 
Towards Reconstructing a 3D Face Model from an Uncontrolled Video Sequence
Found in: 2012 International Conference on Cyberworlds (CW)
By Jain Lalit Prithviraj,Helmut Seibert,Arjan Kuijper
Issue Date:September 2012
pp. 273-277
An pipeline for reconstructing the 3D face model from an uncontrolled video sequence is presented which involves three major steps. Firstly, a generic deformable 3D face model is built from the 3D scans of one hundred individuals. Secondly, the 3D face sha...
 
Quantifying privacy and security of biometric fuzzy commitment
Found in: Biometrics, International Joint Conference on
By Xuebing Zhou,Arjan Kuijper,Raymond Veldhuis,Christoph Busch
Issue Date:October 2011
pp. 1-8
Fuzzy commitment is an efficient template protection algorithm that can improve security and safeguard privacy of biometrics. Existing theoretical security analysis has proved that although privacy leakage is unavoidable, perfect security from information-...
 
An Effective Dynamic Scheduling Runtime and Tuning System for Heterogeneous Multi and Many-Core Desktop Platforms
Found in: High Performance Computing and Communications, 10th IEEE International Conference on
By Alécio P. D. Binotto,Carlos E. Pereira,Arjan Kuijper,André Stork,Dieter W. Fellner
Issue Date:September 2011
pp. 78-85
A personal computer can be considered as a one-node heterogeneous cluster that simultaneously processes several application tasks. It can be composed by, for example, asymmetric CPU and GPUs. This way, a high-performance heterogeneous platform is built on ...
 
A Comparison of xPU Platforms Exemplified with Ray Tracing Algorithms
Found in: Virtual Reality, Symposium on
By Rafael Huff, Thomas Gierlinger, Arjan Kuijper, Andre Stork, Dieter Fellner
Issue Date:May 2011
pp. 1-8
Over the years, faster hardware - with higher clock rates - has been the usual way to improve computing times in computer graphics. Aside from highly costly parallel solutions only affordable by big industries - like the movie industry -, there was no alte...
 
Reconstruction and Accurate Alignment of Feature Maps for Augmented Reality
Found in: 3D Imaging, Modeling, Processing, Visualization and Transmission, International Conference on
By Folker Wientapper,Harald Wuest,Arjan Kuijper
Issue Date:May 2011
pp. 140-147
This paper focuses on the preparative process of retrieving accurate feature maps for a camera-based tracking system. With this system it is possible to create ready-to use Augmented Reality applications with a very easy setup work-flow, which in practice ...
 
3D Face Recognition with Local Binary Patterns
Found in: Intelligent Information Hiding and Multimedia Signal Processing, International Conference on
By Xuebing Zhou, Silvia Araujo Sánchez, Arjan Kuijper
Issue Date:October 2010
pp. 329-332
Human faces are one of the most important and most popular biometric modalities to recognize individuals in a broad range of applications. So far, Local Binary Patterns have been applied to face recognition based on 2D illumination images and near infrared...
 
Effective Dynamic Scheduling on Heterogeneous Multi/Manycore Desktop Platforms
Found in: Computer Architecture and High Performance Computing Workshops, International Symposium on
By Alécio P.D. Binotto, Bernardo M.V. Pedras, Marcelo Göetz, Arjan Kuijper, Carlos E. Pereira, André Stork, Dieter W. Fellner
Issue Date:October 2010
pp. 37-42
GPUs (Graphics Processing Units) have become one of the main co-processors that contributed to desktops towards high performance computing. Together with multicore CPUs and other co-processors, a powerful heterogeneous execution platform is built on a desk...
 
Iterative SLE Solvers over a CPU-GPU Platform
Found in: High Performance Computing and Communications, 10th IEEE International Conference on
By Alécio P.D. Binotto, Christian Daniel, Daniel Weber, Arjan Kuijper, André Stork, Carlos Pereira, Dieter Fellner
Issue Date:September 2010
pp. 305-313
GPUs (Graphics Processing Units) have become one of the main co-processors that contributed to desktops towards high performance computing. Together with multi-core CPUs, a powerful heterogeneous execution platform is built for massive calculations. To imp...
 
Human Action Recognition Using Segmented Skeletal Features
Found in: Pattern Recognition, International Conference on
By Sang Min Yoon, Arjan Kuijper
Issue Date:August 2010
pp. 3740-3743
We present a novel human action recognition system based on segmented skeletal features which are separated into several human body parts such as face, torso and limbs. Our proposed human action recognition system consists of two steps: (i) automatic skele...
 
Feature Correlation Attack on Biometric Privacy Protection Schemes
Found in: Intelligent Information Hiding and Multimedia Signal Processing, International Conference on
By Xuebing Zhou, Stephen D. Wolthusen, Christoph Busch, Arjan Kuijper
Issue Date:September 2009
pp. 1061-1065
Privacy protection techniques are an important supplementary of biometric systems. Their main purpose is to prevent security leakages in common biometric systems and to preserve the user's privacy. However, when cryptographic functions are used in the algo...
 
Matching 2D Shapes using their Symmetry Sets
Found in: Pattern Recognition, International Conference on
By Arjan Kuijper, Ole Fogh Olsen, Philip Bille, Peter Giblin
Issue Date:August 2006
pp. 179-182
We introduce a shape descriptor that is based on the Symmetry Set. This set represents pairwise symmetric points and consists of several branches. The begin and end points of the branches relate to extrema of the curvature along the shape. Consequently, ex...
 
Transitions of the Pre-Symmetry Set
Found in: Pattern Recognition, International Conference on
By Arjan Kuijper, Ole Fogh Olsen
Issue Date:August 2004
pp. 190-193
The Symmetry Set (SS) and its subset the Medial Axis (MA), can be used to describe a shape. The representation of the SS in parameter space is called the pre-Symmetry Set. Changes in the shape are directly related to so-called transition (topological chang...
 
OpenCapSense: A rapid prototyping toolkit for pervasive interaction using capacitive sensing
Found in: 2013 IEEE International Conference on Pervasive Computing and Communications (PerCom)
By Tobias Grosse-Puppendahl,Yannick Berghoefer,Andreas Braun,Raphael Wimmer,Arjan Kuijper
Issue Date:March 2013
pp. 152-159
Capacitive sensing allows the creation of unobtrusive user interfaces that are based on measuring the proximity to objects or recognizing their dielectric properties. Combining the data of many sensors, applications such as in-the-air gesture recognition, ...
   
Swiss-cheese extended: an object recognition method for ubiquitous interfaces based on capacitive proximity sensing
Found in: Proceedings of the SIGCHI Conference on Human Factors in Computing Systems (CHI '13)
By Andreas Braun, Arjan Kuijper, Felix Kamieth, Tobias Grosse-Puppendahl
Issue Date:April 2013
pp. 1401-1410
Swiss-Cheese Extended proposes a novel real-time method for recognizing objects with capacitive proximity sensors. Applying this technique to ubiquitous user interfaces, it is possible to detect the 3D-position of multiple human hands in different configur...
     
Graph-based combinations of fragment descriptors for improved 3D Object Retrieval
Found in: Proceedings of the 3rd Multimedia Systems Conference (MMSys '12)
By Arjan Kuijper, Benjamin Bustos, Michael Walter, Maximilian Scherer, Sang Min Yoon, Tobias Schreck
Issue Date:February 2012
pp. 23-28
3D Object Retrieval is an important field of research with many application possibilities. One of the main goals in this research is the development of discriminative methods for similarity search. The descriptor-based approach to date has seen a lot of re...
     
Sketch-based 3D model retrieval using diffusion tensor fields of suggestive contours
Found in: Proceedings of the international conference on Multimedia (MM '10)
By Arjan Kuijper, Maximilian Scherer, Sang Min Yoon, Tobias Schreck
Issue Date:October 2010
pp. 193-200
The number of available 3D models in various areas increase steadily. Effective methods to search for those 3D models by content, rather than textual annotations, are crucial. For this purpose, we propose a new approach for content based 3D model retrieval...
     
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