Technical Reports

This is the Technical Report Series of the Department of Computer Sciences. The series started in 2006 when the two separate TR series of the departments of Scientific Computing and Computer Science merged (see below). You can access each technical report as a PDF file by clicking on its number.

• 2020-01 (289 KB). Peter Jez. A note on Gaussian Quadrature on reproducing kernel Hilbert spaces.
• 2020-02 (319 KB). Gabriel Okša, Yusaku Yamamoto, Marián Vajteršic. On convergence to singular triplets in the two-sided block-Jacobi SVD algorithm with dynamic ordering: Part I

• 2019-01 (253 KB). Peter Jez. A note on a weak limit of the diaphony generated by Hermite functions.
• 2019-02 (260 KB). Peter Zinterhof sen. Über Punktfolgen, Hilberträume mit reproduzierendem Kern, Integration und Interpolation.
• 2019-03 (296 KB). Peter Zinterhof sen. Diaphonien auf kompakten abelschen Gruppen (I).
• 2019-04 (631 KB). Yamamoto, Oksa, Vajtersic. Convergence of Eigenvectors in the Block Classical Jacobi Method for the Symmetric Eigenvalue Problem.

• 2018-01 (220 KB). Gabriel Okša, Yusaku Yamamoto, Marián Vajteršic. Asymptotic Quadratic Convergence of the Two-Sided Serial and Parallel Block-Jacobi SVD Algorithm – Update.
• 2018-02 (370 KB). Peter Jez. A note on the diaphony generated by spherical harmonics.
• 2018-03 (234 KB). Peter Jez. A note on the weak limit of the diaphony generated by spherical harmonics.

• 2017-02 (248 KB). Peter Jez. About a Weyl criterion for continous L(p) functions.
• 2017-01 (291 KB). Gabriel Okša, Yusaku Yamamoto, Marián Vajteršic. Asymptotic Quadratic Convergence of the Two-Sided Serial and Parallel Block-Jacobi SVD Algorithm.

• 2016-01 (256 KB). Gabriel Okša, Yusaku Yamamoto, Marián Vajteršic. Asymptotic Quadratic Convergence of the Parallel Block-Jacobi EVD Algorithm for Hermitian Matrices.
• 2016-02 (935 KB). Shuhei Kudo, Yusaku Yamamoto, Marián Vajteršic, Martin Becka. Parallel One-Sided Block Jacobi SVD Algorithm with Dynamic Ordering and Variable Blocking: Performance Analysis and Optimization.
• 2016-03 (1,62 MB). Willi Mann, Nikolaus Augsten, Panagiotis Bouros. An Empirical Evaluation of Set Similarity Join Techniques.
• 2016-04 (167 KB). Daniel Kocher, Stefan Schwarz, Andreas Uhl. LBP Extensions used in Finger Vein Spoofing Detection.
• 2016-05 (135 KB). Peter Zinterhof. Kernels, Sequences and Approximations.
• 2016-05 Presentation (334 KB). Peter Zinterhof. Kernels, Sequences and Approximations.

• 2015-01 (706 KB). Rudolf Schraml, Heinz Hofbauer, Andreas Uhl. Tree log identification based on digital cross-section images of log ends using fingerprint and iris recognition methods.
• 2015-02 (242 KB). Martin Bečka, Gabriel Okša, Marián Vajteršic. Parallel Code for One-sided Jacobi-Method.
• 2015-03 (278 KB). Yusaku Yamamoto, Gabriel Okša, Marián Vajteršic. Asymptotic Quadratic Convergence of the Serial Block-Jacobi EVD Algorithm for Hermitian Matrices.
• 2015-04 (427 KB). Michael Gadermayr, Andreas Uhl. Making Texture Descriptors Invariant to Blur.
• 2015-05 (5.498 KB). Michael Gadermayr, Andreas Uhl, Andreas Vécsei. Fully Automated Decision Support Systems for Celiac Disease Diagnosis.
• 2015-06 (248 KB). Michael Gadermayr, Andreas Uhl. How to Exploit Large Image Data in the Fields of Texture Classification: A Case Study with Local Binary Patterns.
• 2015-07 (2.310 KB). Michael Gadermayr, Andreas Uhl, Andreas Vécsei. Degradation Adaptive Texture Classification: An Extended Analysis Leads to a Different Perspective.
• 2015-08 (616 KB) Paolo Di Stolfo, Marián Vajteršic. Fast Algorithm for the Fourth-Order Elliptic Problem Based on Orthogonal Matrix Decomposition.
• 2015-09 (300 KB). Peter Jez. A note on the distribution and density of the weighted sum of independent x2 distributed random variables.
• 2015-10 (504 KB). Christof Kauba, Andreas Uhl. Fingerprint Recognition under the influence of image sensor ageing.

• 2014-01 (1190 KB). Michael Gadermayr, Sebastian Hegenbart, Andreas Uhl. Scale-Adaptive Texture Classification.
• 2014-02 (3700 KB). Fernando Alonso-Fernandez, Josef Bigun, Heinz Hofbauer, Andreas Uhl, Peter Wild. Evaluation of the IRISSEG datasets.
• 2014-03 (740 KB). Mike Dodds, Andreas Haas, Christoph M. Kirsch. Fast Concurrent Data-Structures Through Explicit Timestamping.
• 2014-04 (300 KB). Michael Gadermayr, Andreas Uhl. Degredation Adaptive Texture Classification.
• 2014-05 (2600 KB). Sebastian Hegenbart, Andreas Uhl, Andreas Vécsei. A Scale- and Orientation-Adaptive Extensionof Local Binary Patterns.
• 2014-06 (174 KB). Andreas Uhl. Erratum: “Customisation of Paillier Homomorphic Encryption for Efficient Binary Biometric Feature Vector Matching” does NOT enable Privacy-Preserving Matching.
• 2014-07 (825 KB). Michael Gadermayr, Andreas Uhl, Andreas Vécsei. Dealing with Intra-Class and Intra-Image Variations in Automatic Celiac Disease Diagnosis.
• 2014-08 (6400 KB). R. Schraml, J. Charwat-Pessler, A. Petutschnigg, A. Uhl. Robustness of biometric wood logtraceability using digital log end images.
• 2014-09 (1900 KB). Jan Reininghaus, Stefan Huber, Ulrich Bauer, Roland Kwitt. A Stable Multi-Scale Kernel for TopologicalMachine Learning.

•  2013-01 (370 KB). Peter Jez. About the limit distribution of the Diaphony created by Mehlers kernel.
•  2013-02 (1002 KB). Thomas Stütz, Florent Autrusseau, Andreas Uhl. Inter-Frame H.264/CAVLC Structure-Preserving Substitution Watermarking.
•  2013-03 (8800 KB). Sebastian Hegenbart, Andreas Uhl, Andreas Vécsei. An Affine Invariant Local Ternary Patterns Method
•  2013-04 (1200 KB). M. Häfner, M. Liedlgruber, A. Uhl. Super-Resolution Techniques Evaluated in the Context of HD Endoscopic Imaging
• 2013-05 (664 KB). Markus Flatz. Algorithms for Nonnegative Tensor Factorization
• 2013-06 (2048 KB). Sebastian Hegenbart, Andreas Uhl. A scale-adaptive Extension to Methods based on LBP using scale-normalized Laplacian of Gaussian Extrema in Scale-space.
• 2013-07 (5122 KB). Andreas Unterweger, Andreas Uhl. Slice Groups for Post-Compression Region of Interest Encryption in SVC.

•  2012-01 (598 KB). Michael Gadermayr, Andreas Uhl. Dual-resolution Active Contours Segmentation of Vickers Indentation Images with Shape Prior Initialization.
•  2012-02 (367 KB). Peter Jez. Uniform Distribution with respect to Gaussian measure.
•  2012-03 (322 KB). Thomas A. Henzinger, Ali Sezgina, Christoph M. Kirsch, Hannes Payer, Ana Sokolova. Quantitative Relaxation of Concurrent Data Structures.
•  2012-04 (332 KB). Christoph M. Kirsch, Michael Lippautz, Hannes Payer. Fast and Scalable k-FIFO Queues.
•  2012-05 (909 KB). Christian Rathgeb, Andreas Uhl, Peter Wild. Evaluating the Impact of Iris Image Compression on Segmentation and Recognition Accuracy.
•  2012-06 (513 KB). Michael Gadermayr, Michael Liedlgruber, Andreas Uhl, Andreas Vécsei. Shape Curvature Histogram: A Shape Feature for Celiac Disease Diagnosis.

•  2011-01 (3916 KB). Michael Liedlgruber, Andreas Uhl. A Summary of Research Targeted at Computer-Aided Decision Support in Endoscopy of the Gastrointestinal Tract.
•  2011-02 (781 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Ana Sokolova. The Power of Isolation.
•  2011-03 (375 KB). Christoph M. Kirsch, Hannes Payer, Harald Röck, Ana Sokolova. Performance, Scalability, and Semantics of Concurrent FIFO Queues.
•  2011-04 (933 KB). Christian Rathgeb, Andreas Uhl. Template Protection under Signal Degradation:A Case-Study on Iris-Biometric Fuzzy Commitment Schemes.
•  2011-05 (986 KB). Christian Rathgeb, Andreas Uhl. Image Compression in Iris-Biometric Fuzzy Commitment Schemes.

•  2010-01 (158 KB). Peter Zinterhof, Peter Zinterhof jun.. Gridification of the Solution of highdimensional improper Integration and Integral Equations.
•  2010-02 (358 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Ana Sokolova. Power-aware Temporal Isolation with Variable-Bandwidth Servers.
•  2010-03 (591 KB). Martin Aigner, Andreas Haas, Christoph M. Kirsch, Hannes Payer, Andreas Schönegger, Ana Sokolova. Short-term Memory for Self-collecting Mutators.
•  2010-04 (1014 KB). Roland Kwitt, Peter Meerwald, Andreas Uhl. Lightweight Detection of Additive Watermarking in the DWT-Domain.
•  2010-05 (164 KB). Gabriel Okša, Martin Bečka, Marian Vajteršic. Nonnegative Matrix Factorization: Algorithms and Parallelization.
•  2010-06 (677 KB). Martin Aigner, Andreas Haas, Christoph M. Kirsch, Ana Sokolova. Short-term Memory for Self-collecting Mutators Revised Version.
•  2010-07 (475 KB). Christoph M. Kirsch, Hannes Payer, Harald Röck. Scal: Non-Linearizable Computing Breaks the Scalability Barrier.
•  2010-08 (645 KB). Christoph M. Kirsch, Luís Lopes, Eduardo R. B. Marques, Ana Sokolova. Runtime Programming through Model-Preserving, Scalable Runtime Patches.
•  2010-09 (351 KB). Dominik Engel, Thomas Stütz, Andreas Uhl. Analysis of JPEG 2000 Encryption with Key-dependent Wavelet Packet Subband Structures.
•  2010-10 (1513 KB). Thomas Stütz, Andreas Uhl. A Survey of H.264 AVC/SVC Encryption.
•  2010-11 (1240 KB). Thomas Stütz, Bernhard Mühlbacher, Andreas Uhl. Best Wavelet Packet Bases in a JPEG2000 Rate-Distortion Sense.

•  2009-01 (394 KB). Arthur Schuchter, Andreas Uhl. A Wavelet Filter Evaluation for an Inter-Frame JPEG 2000 Adaptive Video Coding System.
•  2009-02 (484 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Hannes Payer, Harald Röck, Ana Sokolova. Concurrency and Scalability versus Fragmentation and Compaction with Compact-fit.
•  2009-03 (292 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Ana Sokolova. Response Time versus Utilization in Scheduler Overhead Accounting.

•  2008-01 (202 KB). Martin Bečka, Marian Vajteršic. Generalization of the Dynamic Ordering for the One-Sided Block Jacobi SVD Algorithm: I. Analysis and Design.
•  2008-02 (401 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Harald Röck, Ana Sokolova. Real-Time Scheduling for Workload-oriented Programming.
•  2008-03 (205 KB). Martin Bečka, Marian Vajteršic. Generalization of the Dynamic Ordering for the One-Sided Block Jacobi SVD Algorithm: II. Implementation.

•  2007-01 (204 KB). Silviu S. Crãciunaş, Christoph M. Kirsch, Harald Röck. Shaping Process Semantics.
•  2007-02 (217 KB). Gabriel Okša, Marian Vajteršic. Parallel One-Sided Block Jacobi SVD Algorithm: I. Analysis and Design.
•  2007-03 (317 KB). Peter Jez. Approximative solution of the Cauchy problem of the homogenous heat conduction equation by Quasi Monte Carlo methods.
•  2007-04 (265 KB). Peter Eder, Dominik Engel, Andreas Uhl. JPEG2000-based Scalable Video Coding with MCTF.
•  2007-05 (208 KB). Gabriel Okša, Marian Vajteršic. Parallel One-Sided Block Jacobi SVD Algorithm: II. Implementation.

•  2006-01 (139 KB). Helmut J. Efinger. The Clash of Quantum Physics with Gravity.
•  2006-02 (154 KB). Christian Spielberger, Martin Held. Inner Approximation of Polygons and Polyhedra by Unions of Boxes.
•  2006-03 (219 KB). Gabriel Okša, Marian Vajteršic. Parallel Methods in Updating/Downdating Problems of the Latent Semantic Indexing.
•  2006-04 (175 KB). Peter Zinterhof. High Dimensional Integration: New Weapons Fighting the Curse of Dimensionality.
•  2006-05 (175 KB). Gabriel Okša, Marian Vajteršic. New Clique-Based Parallel Orderings for the Block-Jacobi EVD/SVD Algorithm.

•  2005-01 (191 KB). Markus Amersdorfer, Helge Hagenauer, Werner Pohlmann. A Java Framework for Giotto.
•  2005-02 (311 KB). Gabriel Okša, Marian Vajteršic. Efficient Preprocessing in the Parallel Block-Jacobi SVD Algorithm.
•  2005-03 (126 KB). Helmut J. Efinger. A Nonlinear Unitary Framework for Quantum State Reduction: A Phenomenological Approach.
•  2005-04 (128 KB). Helmut J. Efinger. A Bifurcation Model of Quantum State Reduction on the Unit Circle: a nonlinear unitary extension of the Schrödinger equation.
•  2005-05 (374 KB). Gerhard Mitterlechner, Martin Held, Franz Gusenbauer. Algorithmenbibliothek für PSLG-Grafikeditoren mit effizienter Online-Validierung zum Einsatz in Tunneldokumentationssystemen.
•  2005-06 (175 KB). Peter Zinterhof, Clemens Amstler. On the Covariance of Sequences in General Spaces.
•  2005-07 (157 KB). Elmar Eder. Algebraic Properties of Rules of Frege-Hilbert Calculi.
•  2005-08 (441 KB). Rade Kutil. Approximating Linear Image Operations in the Wavelet Domain.
•  2005-09 (221 KB). Gabriel Okša, Marian Vajteršic. Accuracy of Distributed Data Retrieval on a Supercomputer Grid.

•  T001 (103 KB). Josef Templ. TDL Specification and Report, November 2003 (revised by T004).
•  T002 (562 KB). C. Farcas, M. Holzmann, H. Pletzer, G. Stieglbauer. The TDL Advantage, April 2004.
•  T003 (262 KB). Christoph M. Kirsch. Threading by Appointment, September 2004.
•  T004 (150 KB). Josef Templ. TDL Specification and Report, November 2004 (revises T001).
•  T005 (288 KB). E. Coste, C. Farcas, W. Pree, J. Templ. Transparent Distribution of TDL Modules, April 2005.