WSCG 2007

The 15-th International Conference in Central Europe on
Computer Graphics, Visualization and Computer Vision

 held at

University of West Bohemia, Plzen, Campus Bory

January 29 – February 1, 2007

http://wscg.zcu.cz

Paper
Code
  Session

Title

  Page
           
     

Tuesday, January 30, 2007

   
           
      8:00 Room UP 108    
      Opening session    
           
           
     
8:30 - 10:10 Room UP 108 Session A - Full papers

Chair: Vergeest,J.S.M.

   
A43 A full Alsweis,M.: Extended Competition Rules for Interacting Plants (Germany)
Addditional File
Abstract 1
D67 A full Chourasia,A., Schulze,J.: Data Centric High Dynamic Range Transfer Functions for Volume Rendering (United States)
Presentation
Abstract 9
F19 A full Kuss,A., Hege,H.-C., Krofczik,S., Borner,J.: Pipeline for the Creation of Surface-based Averaged Brain Atlases (Germany)
Presentation
Abstract 17
G31 A journal Lee,J.K., Newman,T.S.: New Method for Opacity Correction in Oversampled Volume Ray Casting (United States)
Presentation
Abstract 1
H31 A full Desroche.S.,Jolivet.V.,Plemenos.D.: Towards Plan-based Automatic Exploration of Virtual Worlds (France) Abstract 25
           
           
     
10:40 - 12:20 Room UP 108 Session B - Full papers

Chair: Alexa,M.

   
B03 B journal Holst,M., Schumann,H.: Normal Mapping for Surfel-Based Rendering (Germany)
Presentation
Abstract 9
B67 B full Turchyn,P.: Memory-efficient Sliding Window Progressive Meshes (Finland)
Presentation, Additional File
Abstract 33
C97 B full Tejada,E., Schafhitzel,T., Ertl,T.: Hardware-accelerated Rendering of Point-based Surfaces and Volumes (Germany)
Presentation
Abstract 44
G03 B full Heymann,S., Müller,K., Smolic,A., Fröhlich,B., Wiegand,T.: SIFT Implementation and Optimization for General-Purpose GPU (Germany) Abstract 317
G19 B journal Kim,S.-S., Nam,S.-W., Kim,D.-H., Lee,I.-H.: Hardware-Accelerated Ray-Triangle Intersection Testing for High-Performance Collision Detection (Korea)
Presentation
Abstract 17
           
           
     
14:00 - 15:40 Room UP 108 Session C - Full papers

Chair: Smolic,A.

   
B13 C full Tomaszewska,A., Mantiuk,R.: Image Registration for Multi-exposure High Dynamic Range Image Acquisition (Poland)
Presentation
Abstract 49
C23 C full Vucini,E., Gokmen,M., Groller, E.: Face Recognition under Varying Illumination (Austria)
Presentation
Abstract 57
C79 C full Ivanovska,T., Linsen,L.: Converting RGB Volume Data to Scalar Fields for Segmentation Purposes (Germany)
Presentation
Abstract 65
G23 C full Steinmetz,S., Pellenz,J., Paulus,D.: Estimation of Planar Surfaces in Noisy Range Images for the RoboCup Rescue Competition (Germany)
Presentation
Abstract 73
D73 C full Schwartz,W.R., Pedrini,H.: Color Textured Image Segmentation Based on Spatial Dependence Using 3D Co-occurrence Matrices and Markov Random Fields (Brazil)
Presentation
Abstract 81
           
           
     
14:00 - 15:40 Room UP 104 Session D - Full papers

Chair: Kolingerova,I.

   
D11 D journal Hutter,M., Fuhrmann,A.: Optimized Continuous Collision Detection for Deformable Triangle Meshes (Germany)
Presentation, Additional File
Abstract 25
E83 D full Juckel,T., Beckhaus,S.: Rendering Diffuse Objects using Particle Systems inside Voxelized Surface Geometry (Germany)
Presentation
Abstract 89
F07 D journal Spillmann,J., Becker,J.M., Teschner,M.: Non-iterative Computation of Contact Forces for Deformable Objects (Germany)
Presentation, Additional File
Abstract 33
F17 D full Carvalho,S.R., Boulic,R.,Thalmann,D.: Motion Pattern Preserving IK Operating in the Motion Principal Coefficients Space (Switzerland)
Presentation, Additional File
Abstract 97
G97 D full De Martino,J.M., Violaro,F.: Benchmarking Speech Synchronized Facial Animation Based on Context-Dependent Visemes (Brazil)
Presentation
Abstract 105
           
           
     
16:00 - 17:30 Room UP 108 Keynote talk

Chair: Skala,V.

   
      Alexa,M: Intuitive Editing of Surface Meshes (Germany) Abstract  
           
           
           
     

Wednesday January 31, 2007

   
           
     
8:30 - 10:10 Room UP 108 Session E - Full papers

Chair: Bottino,A.

   
B59 E full Sanjurjo,J.R., Amor,M., Bóo,M., Doallo,R.: Improving Locality for Progressive Radiosity Algorithm: A Study based on the Blocking Transformation of the Scene. (Spain)
Presentation
Abstract 113
B71 E journal Vivanloc,V., Hoelt,J.Ch., Hong,C.-B., Paulin,M.: Light Octree: Global Illumination Fast Reconstruction and Realtime Navigation (France)
Presentation
Abstract 41
C89 E journal Linsen,L., Mueller,K., Rosenthal,P.: Splat-based Ray Tracing of Point Clouds (Germany)
Presentation
Abstract 51
E79 E full Umenhoffer,T., Szirmay-Kalos,L.: Robust Diffuse Final Gathering on the GPU (Hungary)
Presentation
Abstract 121
G13 E full Cadik,M.: Perception Motivated Hybrid Approach to Tone Mapping (Czech Republic)
Presentation
Abstract 129
           
           
     
10:40 - 12:20 Room UP 108 Session F - Full papers

Chair: Vanecek,P.

   
D41 F full Wang,H., Vergeest,J.S.M, Song,Y., Wiegers,T.: Automated 3D Scan Multi-view Registration Based on Rotation Estimation (Netherlands)
Presentation
Abstract 137
E97 F full Langerak,T.R., Vergeest,J.S.M., Wang,H., Song,Y.: An Evolutionary Strategy for Free Form Feature Identification in CAD Models (Netherlands)
Presentation
Abstract 145
F31 F full Domonkos,B., Csébfalvi,B.: Interactive Distributed Translucent Volume Rendering (Hungary) Abstract 153
H53 F full Musialski,P., Tobler,R.F., Maierhofer,S.: Smooth Subdivision Surfaces over Multiple Meshes (Germany) Abstract 161
E43 F full Gupta,R.B., Lee,B.-G., Lee,J.-J.: A new Image Interpolation Technique Using Exponential B-spline (Korea)
Presentation
Abstract 169
           
           
     
14:00 - 15:40 Room UP 108 Session G - Full papers

Chair: Kohout,J.

   
A89 G full Seoane,A., Taibo,J., Hernández,L., López,R., Jaspe,A.: Hardware-Independent Clipmapping (Spain)
Presentation, Additional File
Abstract 177
C11 G full Dimitrov,D., Knauer,Ch., Kriegel,K., Rote,G.: Upper and Lower Bounds on the Quality of the PCA Bounding Boxes (Germany)
Presentation
Abstract 185
G11 G full Fairén,M., Trueba,R.: Octree-based View-dependent Triangle Meshes (Spain) Abstract 193
C43 G full Livny,Y., Kogan,Z., El-Sana,J.: Seamless Patches for GPU-Based Terrain Rendering (Israel)
Additional File
Abstract 201
G07 G full Pina,A., Bentes,C., Farias,R.: Memory Efficient and Robust Software Implementations of the Raycast Algorithm (Brazil)
Presentation
Abstract 209
           
           
     
16:00 - 17:30 Room UP 108 Keynote talk

Chair: Skala,V.

   
      Smolic,A.: 3D Video and Free Viewpoint Video – Technologies, Applications and MPEG Standards (Germany) Abstract  
           
           
           
     

Thursday, February 1, 2007

   
           
     
8:30 - 10:10 Room UP 108 Session H - Full papers

Chair: Kolingerova,I.

   
B17 H journal Scheider,M., Klein,R.: Efficient and Accurate Rendering of Vector Data on Virtual Landscapes (Germany)
Presentation
Abstract 59
B29 H journal Bade,R., Konrad,O., Preim,B.: Reducing Artifacts in Surface Meshes Extracted from Binary Volumes (Germany)
Presentation
Abstract 67
C71 H journal Shi,K., Theisel,H., Weinkauf,T., Hauser, H., Hege,H.-C., Seidel,H.-P.: Extracting Separation Surfaces of Path Line Oriented Topology in Periodic 2D Time-Dependent Vector Fields (Germany) Abstract 75
E37 H journal Kohlmann,P.,Bruckner,S.,Kanitsar,A.,Gröller,E.: Evaluation of a Bricked Volume Layout for a Medical Workstation based on Java (Austria)
Presentation
Abstract 83
E61 H journal Schafhitzel,T., Falk,M., Ertl,T.: Real-Time Rendering of Planets with Atmospheres (Germany)
Presentation
Abstract 91
           
           
     
8:30 - 10:10 Room UP 104 Session K - Full papers

Chair: Vasa,L.

   
C31 K journal Amjoun,R.: Efficient Compression of 3D Dynamic Mesh Sequences (Germany)
Presentation
Abstract 99
C67 K full Rudnick,S., Linsen,L., McPherson,E.G.: Inverse Modeling and Animation of Growing Single Stemmed Trees (Germany)
Presentation
Abstract 217
D03 K full Knight,J.K., Semwal,S.K.: Fast Skeleton Estimation from Motion Captured Data using Generalized Delogne-Kasa method (United States)
Presentation, Additional File
Abstract 225
E05 K full Nakajima,H., Sugisaki,E., Morishima,S.: Tweakable Shadows for Cartoon Animation (Japan)
Presentation, Additional File
Abstract 233
E23 K full Iglesias,R., Prada,E., Uribe,A., Garcia-Alonso,A., Casado,S., Gutierez,T.: Assembly simulation on collaborative haptic virtual environments (Spain)
Presentation
Abstract 241
           
           
     
10:40 - 12:20 Room UP 108 Session L - Full papers

Chair: Rossignac,J.

   
A19 L full Castelló,P., Sbert,M., Chover,M., Feixas,M.: Viewpoint Entropy-Driven Simplification (Spain)
Presentation
Abstract 249
A73 L full Porcu,M., Scateni,R.: Dimensional Induced Clustering for Mesh Recognition (Italy) Abstract 257
F53 L journal Medek,P., Benes,P., Sochor,J.: Computation of Tunnels in Protein Molecules using Delaunay Triangulation (Czech Republic) Abstract 107
F71 L full Trenkel,S., Weller,R., Zachmann,G.: A Benchmarking Suite for Static Collision Detection Algorithms (Germany) Abstract 265
G29 L full Levet,F., Granier,X., Schlick,Ch.: Triangulation of Uniform Particle Systems: Its Application to the Texturation of Implicit Surfaces (France)
Presentation
Abstract 271
H07 L full Sun,S.,Huang,D.W.: Efficient Region-Based Pencil Drawing (China) Abstract 279
           
           
     
10:40 - 12:20 Room UP 104 Session M - Full papers Chair: Zemcik,P.
   
A41 M full Darles,E., Crespin,B., Ghazanfarpour,D.: Accelerating and Enhancing Rendering of Realistic Ocean Scenes (France)
Presentation, Addtitional File
Abstract 287
A53 M full Kuehl,B., Blom,K., Beckhaus,S.: Generation of Shadows in Scene Graphs based VR (Germany)
Presentation
Abstract 295
B07 M journal Götzelmann,T., Götze,M., Ali,K., Hartmann,K., Strothotte,Th.: Annotating Images through Adaptation: An Integrated Text Authoring and Illustration Framework (Germany)
Additional File
Abstract 115
G67 M journal Habel,R., Wimmer,M., Jeschke,S.: Instant Animated Grass (Austria)
Presentation, Additional File
Abstract 123
A83 M full Hasic,J., Chalmers,A.: Visual Attention for Significantly Influencing the Perception of Virtual (Bosnia and Herzegovina)
Presentation
Abstract 303
A31 M full Li,Y., Lizhuang,M., Di,W.: Fast Colorization Using Edge and Gradient Constrains (China)
Presentation
Abstract 309
           
           
     
13:00 - 14:40 Room UP 108 Session N - Full papers

Chair: Hast,A.

   
F47 N journal Lourakis,M., Argyros,A.: Refining Single View Calibration With the Aid of Metric Scene Properties (Greece)
Presentation
Abstract 129
G59 N journal Bottino,A., De Simone,M., Laurentini,A.: Recognizing Human Motion using Eigensequences (Italy)
Presentation
Abstract 135
H61 N journal Ancuti,C., Bekaert,P.: A Scale Invariant Detector Based on Local Energy Model for Matching Images (Belgium) Abstract 143
A47 N journal Chu,Ch., Shih,Z.-Ch.: Painterly Rendering Framework from Composition (Taiwan)
Presentation, Additional File
Abstract 151
           
           
     
15:00 - 16:30 Room UP 108 Keynote talk

Chair: Skala,V.

   
      Rossignac,J: Shape Comparison, Simplification, and Compression (USA)    
           
           
           
     

SHORT COMMUNICATION PAPERS

   
           
     

Tuesday, January 30, 2007

   
     
8:30 - 10:10 Room UP 104 Session SH-1

Chair: Pelikan,J.

   
B05 SH-1 short Birkholz,H.: Patch-Trees for Fast Level-of-Detail Synthesis (Germany)
Presentation
Abstract 1
D19 SH-1 short Garcia,R., Urena,C., Lastra,M., Montes,R., Revelles,J.: A study of Incremental Update of Global Illumination Algorithms (Spain)
Presentation
Abstract 7
E03 SH-1 short Nakamura,N., Inoue,Y., Teshima,Y., Nishio,K., Kobori,K.: A Study on Generation Method from Boundary Representation Model to Binary Voxel Model by Using GPU (Japan)
Presentation
Abstract 15
E59 SH-1 short Zotti,G., Wilkie,A., Purgathofer,W.: A Critical Review of the Preetham Skylight Model (Austria)
Presentation
Abstract 23
E73 SH-1 short Domonkos,B., Egri,A., Foris,T., Juhasz,T., Szirmay-Kalos,L.: Isosurface Ray-casting for Autostereoscopic Displays (Hungary) Abstract 31
F37 SH-1 short Gumbau,J., Ripolles,O., Chover,M.: LODManager: A Framework for Rendering Multiresolution Models in Real-time Applications (Spain)
Presentation
Abstract 39
H19 SH-1 short Toth,B., Szirmay-Kalos,L.: Fast Filtering and Tone Mapping using Importance sampling (Hungary)
Presentation
Abstract 47
D97 SH-1 short Ko,P.K., Lee,J.-J., Choi,N.-S., Lee,B.-G.: Generalization of (2n+4)-point Approximating Subdivision Scheme (Korea)
Presentation
Abstract 53
           
           
     

Tuesday, January 30, 2007

   
     
10:40 - 12:20 Room UP 104 Session SH-2

Chair: Petrik,S.

   
A29 SH-2 short Eisemann,M., Grosch,T., Magnor,M., Müller,M.: Automatic Creation of Object Hierarchies for Ray Tracing Dynamic Scenes (Germany)
Presentation, Additional File
Abstract 57
B79 SH-2 short Veleba,D., Felkel,P.: Detection and correction of errors in surface representation (Czech Republic)
Presentation
Abstract 65
D59 SH-2 short Sakalauskas,T.: Silhouette Partitioning for Height Field Ray Tracing (Lithuania)
Presentation
Abstract 73
E19 SH-2 short Ungvichian,V., Kanongchaiyos,P.: Finding Thin Points in an Abstract Cellular Complex (Thailand) Abstract 81
E41 SH-2 short Ungvichian,V., Kanongchaiyos,P.: 3-D Object Extraction Using Volume Computation (Thailand) Abstract 89
F03 SH-2 short Lai,G., Christensen,N.J.: A Compression Method for Spectral Photon Mapping (Denmark)
Presentation
Abstract 95
G53 SH-2 short Loke,R.E., Jansen,F.W.: Maintaining Sharp Features in Surface Construction for Volumetric Objects (Netherlands)
Presentation
Abstract 103
A13 SH-2 short Ausheva,N., Demchyshyn,A.: Fractal Modeling of Vacuum Arc Cathode Spots (Ukraine)
Presentation
Abstract 111
           
           
     

Wednesday, January 31, 2007

   
     
8:30 - 10:10 Room UP 104 Session SH-3

Chair: Kohlmann,P.

   
A03 SH-3 short Qian, X.,Zhao,Z.,Thorn,R.: Rapid Development of Virtual Environments: A systematic approach for interactive design of 3D graphics (United Kingdom) Abstract 117
A37 SH-3 short Huebner,K.: Object Description and Decomposition by Symmetry Hierarchies (Germany)
Presentation
Abstract 125
A71 SH-3 short Pospisilova,R.: Occlusion Detection and Surface Completion in 3D Reconstruction of Man-made Environments (Czech Republic) Abstract 133
C17 SH-3 short Oba,S., Ikai,T., Aoki,S., Yamashita,T., Izumi,M., Fukunaga,K.: Viewpoint Selection Based on Fechner Type Information Quantities for 3D Objects (Japan)
Presentation
Abstract 141
C61 SH-3 short Krajíček,V., Pelikán,J., Horák,M.: Measuring and Segmentation in CT Data using Deformable Models (Czech Republic)
Presentation
Abstract 149
D71 SH-3 short Oh,S., Yeo,W.: Comparative Navigation System for Collaborative Project (Japan)
Presentation
Abstract 153
D79 SH-3 short Khanduja,G., Bijaya,B.K.: Using Graphics Hardware for Multiple Datasets Visualization (United States)
Presentation
Abstract 161
F41 SH-3 short Hashimoto,M., Miyamoto,K.: Physically Realistic Interface for a User Inside VR (Japan)
Presentation, Additional File
Abstract 169
A23 SH-3 short Nassiri,N., Powell,N., Moore,D.: Virtual Environments and Human-Computer Interaction Anxiety: An Experimental Study (United Arab Emirates) Abstract 177
           
           
     

Thursday, January 31, 2007

   
     
10:40 - 12:20 Room UP 104 Session SH-4

Chair: Birkholz,H.

   
F13 SH-4 short Gonzales,M.R.M., Wu,Sh.-T.: Using Simplified Meshes for the Crude Registration of Two Partially Overlapping Range Images (Brazil)
Presentation
Abstract 183
F89 SH-4 short Thanasoontornlerk,K., Kanongchaiyos,P.: An Image Matching Using Critical-Point Filter and Level Set Analysis (Thailand) Abstract 191
G17 SH-4 short Hussein,R., Mckenzie,F.: Automatic Identification of ambiguous Prostate Capsule Boundary Lines using Shape Information and Least Squares Curve Fitting Technique (United States)
Presentation
Abstract 199
G41 SH-4 short Popov,A.T.: Fuzzy Mathematical Morphology and Its Apllications to Colour Image Processing (Bulgaria)
Presentation
Abstract 205
H47 SH-4 short Martinez,D., Hernandez,J.T., Florez,L.: Contributions to Colon Segmentation Without Previous Preparation in Computer Tomography Images (Colombia)
Presentation
Abstract 211
D37 SH-4 short Rodriguez,J.,Linares,P.,Reigosa,A.,Laya,D.,Urra,E., Saldivia,F.: Estimating the Tumor-breast Volume Ratio from Mammograms (Venezuela)
Presentation
Abstract 219
           
           
     

Thursday, February 1, 2007

   
     
14:00 - 15:40 Room UP 104 Session SH-5

Chair: Kolcun,A.

   
F23 SH-5 short Sharma,O., Mioc,D., Anton,A.: Feature Extraction and Simplification from Colour Images based on Colour Image Segmentation and Skeletonization using the Quad-Edge Data Structure (Denmark)
Presentation
Abstract 225
G89 SH-5 short Vergeest,J.S.M., Song,Y., Kroes,T.: Associating 6 DoF Sensor Data to 3D Scan View Registration (Netherlands)
Presentation
Abstract 233
H37 SH-5 short Wang,Y., Turner,M.J., Perrin,J., Hewitt,W.T.: Evaluation of Different Vibration Visualization Modes for Line Tracking (United Kingdom)
Presentation, Additional File
Abstract 241
H67 SH-5 short Tantisiriwat,W., Sumleeon,A., Kanongchaiyos,P.: A Crowd Simulation Using Individual-Knowledge-Merge based Path Construction and Smoothed Particle Hydrodynamics (Thailand)
Presentation
Abstract 249
H71 SH-5 short Pakdee,S., Kanongchaiyos,P.: Biped Cartoon Retrieval Using LBG-Algorithm Based State Vector Quantization (Thailand) Abstract 257
           
           
     

POSTER SESSION

   
           
     

Wednesday, January 31, 2007

   
     
13:00 - 14:00 POSTER SESSION

Chair: Lobaz,P., Petrik,S.

   
A07 XP poster Li,B.-B., Zhao,Z.-H., Geng,Z.-F.: POSTER: An Integrated Method for 3-D Textile Simulation (China)
Presentation
Abstract 1
B37 XP poster Prochazkova,J., Prochazka,D.: POSTER: An Implementation of NURBS Curve Derivatives in Engineering Practice (Czech Republic) Abstract 5
B97 XP poster Lapin,K.M., Rakovskaja, O.: POSTER: Combining the Interaction Styles to Display Complex Data in Decision-making System (Lithuania) Abstract 9
C29 XP poster Hast,A.: POSTER: Topology Maps for Anisotropic Shading (Sweden) Abstract 13
D02 XP poster Gage,P., Semwal,S.K.: POSTER: Accelerated Pan and Zoom for Ray Traced Animation Abstract 17
D13 XP poster Petříček,M., Pelikán,J., Horák,M.: POSTER: Duct tracking in 3D medical data (Czech Republic) Abstract 21
D47 XP poster Silva,N.R., Manssour,I.H.: POSTER: A Curvilinear Cutting Tool for the Analysis of Oceanography Data Abstract 25
D83 XP poster Rachkovskaya G., Kharabayev Yu., Rachkovskaya N.: POSTER: Computer composition of transformed classical surfaces as the ways and means for constructing visual models of realistic objects (New software application ArtMathGraph) Abstract 29
D89 XP poster Kobori,K., Hori,T., Nakamura,N., Nishio,K.: POSTER: Development of Virtual Goldfish Scooping Using Haptic Device (Japan) Abstract 33
F02 XP poster Preuss,S., Schmitt,A.: POSTER: Design Patterns for Multithreaded Software Pipelines in Real-Time Applications (Germany) Abstract 37
F59 XP poster Saitoh,M., Miyamoto,K.: POSTER: Controlling 3D Characters by Hand Motion (Japan) Abstract 41
G37 XP poster Nishio,K., Iwaizumi,T., Nakamura,N., Kobori,K.: POSTER : A Method for Generating Developments using Decomposition into the Meaningful Components of 3D Polygon Models (Japan) Abstract 45
H43 XP poster Dodo,M., Torguet,P., Sibilla,M., Jessel,J.P.: POSTER: Customizable Tool for Complex Systems Visualization (France) Abstract 49
H73 XP poster Oh,M.-J., Hur,S., Kim,T.-W.: POSTER: Finding Direction of Intersection Curve in Critical Cases of Surface-surface Intersection (Korea) Abstract 53
H79 XP poster Kolcun,A., Pravda,D.: POSTER: Isosurface Extraction from Volumetric Data (Czech Republic) Abstract 57