Christian Trefftz

Publication Activity (10 Years)

Years Active: 1990-2024
Publications (10 Years): 19

Top Topics

Voronoi Diagram

Top Venues

Publications

Dan Dietsche, T. Elise Dettling, Christian Trefftz, Byron DeVries
Comparing Data Structures Used in Divide-and-Conquer Three-Dimensional Voronoi Diagrams. EIT (2024)
Levi Klamer, T. Elise Dettling, Dan Dietsche, Christian Trefftz, Byron DeVries
Language Timing for Computing Voronoi Diagrams. EIT (2024)
William F. Godoy, Pedro Valero-Lara, T. Elise Dettling, Christian Trefftz, Ian Jorquera, Thomas Sheehy, Ross G. Miller, Marc González Tallada, Jeffrey S. Vetter, Valentin Churavy
Evaluating performance and portability of high-level programming models: Julia, Python/Numba, and Kokkos on exascale nodes. CoRR (2023)
Dan Dietsche, T. Elise Dettling, Christian Trefftz, Byron DeVries
Divide-and-Conquer Algorithms for Computing Three-Dimensional Voronoi Diagrams. eIT (2023)
William F. Godoy, Pedro Valero-Lara, T. Elise Dettling, Christian Trefftz, Ian Jorquera, Thomas Sheehy, Ross G. Miller, Marc González Tallada, Jeffrey S. Vetter, Valentin Churavy
Evaluating performance and portability of high-level programming models: Julia, Python/Numba, and Kokkos on exascale nodes. IPDPS Workshops (2023)
T. Elise Dettling, Byron DeVries, Christian Trefftz
Calculating an Approximate Voronoi Diagram using QuadTrees and Triangles. eIT (2023)
Jhoseph Ruiz Fachin, Christian Trefftz, Xiang Cao, Byron DeVries
Optimizing Trade-offs Between Distance and Coverage for Facility Location. EIT (2022)
Byron DeVries, Christian Trefftz
A Novelty Search and Metamorphic Testing Approach to Automatic Test Generation. SBST@ICSE (2021)
Christian Trefftz, Byron DeVries, Benjamin Jenkins
An Algorithm to solve a Facility Location Problem using a Discrete Approximation to the Voronoi Diagram. EIT (2021)
Elijah Smith, Christian Trefftz, Byron DeVries
A Divide-and-Conquer Algorithm for Computing Voronoi Diagrams. EIT (2020)
Xiang Cao, Byron DeVries, Jerry Scripps, Christian Trefftz
Data Allocation and Replication in Data Center: Tradeoff and Solutions. EIT (2020)
Christian Trefftz, Debaditya Gautam, Joseph S. Szakas
A Parallel Algorithm to Calculate an Approximation to the Order-K Voronoi Diagram using Java Streams and Thrust. CCWC (2019)
Christian Trefftz, Ronald Rounsifer, Jerry Scripps
Parallelizing FluidC, a Community Finding Algorithm. EIT (2019)
Xiang Cao, Jerry Scripps, Christian Trefftz, Zachary Kurmas
Data Placement Strategy in Data Center. EIT (2019)
Jerry Scripps, Christian Trefftz, Gregory Wolffe, Roger Ferguson, Xiang Cao
Repel Communities and Multipartite Networks. COMPLEX NETWORKS (1) (2019)
Jerry Scripps, Christian Trefftz, Zachary Kurmas
The difference between optimal and germane communities. Soc. Netw. Anal. Min. 8 (1) (2018)
Christian Trefftz, Hugh McGuire, Zack Kurmas, Jerry Scripps, Juan D. Pineda
Exhaustive community enumeration on a cluster. CCWC (2018)
Christian Trefftz, Zack Kurmas, Jerry Scripps
Covers, partitions and a heuristic to calculate two-covers. EIT (2017)
Christian Trefftz, Hugh McGuire, Zachary Kurmas, Jerry Scripps
Exhaustive Community Enumeration in Parallel. Parallel Process. Lett. 26 (2) (2016)
Jerry Scripps, Christian Trefftz
Parallelizing an algorithm to find communities using the Jaccard metric. EIT (2015)
Nicholas Vogel, Colin Uhen, Zachary Burnside, Sergio Botero, Christian Trefftz, Gregory Wolffe
Using an unrank framework to solve small instances of NP-hard problems on graphical processing units. EIT (2014)
Christian Trefftz, Andrés Santamaría-Galvis, Roberto Cruz
Parallelizing an algorithm to find the maximal clique on interval graphs on graphical processing units. EIT (2014)
Zachary Kurmas, Hugh McGuire, Jerry Scripps, Christian Trefftz
Enumerating Communities for a Deeper Understanding of Community Finding. WI-IAT (2) (2014)
Christian Trefftz, Jerry Scripps
Revisiting a Pattern for Processing Combinatorial Objects in Parallel. IPDPS Workshops (2013)
Roberto Cruz, Nancy Lopez, Christian Trefftz
Parallelizing a heuristic for the Maximum Clique Problem on GPUs and clusters of workstations. EIT (2013)
Andres Galvis, Roberto Cruz, John Willian Branch, Christian Trefftz
Parallelizing an algorithm to decide if a bipartite graph is shellable. EIT (2013)
Jerry Scripps, Christian Trefftz
Community finding within the community set space. SNAKDD (2013)
Byron DeVries, Joe Iannelli, Christian Trefftz, Kurt A. O'Hearn, Gregory Wolffe
Parallel Implementations of FGMRES for Solving Large, Sparse Non-Symmetric Linear Systems. ICCS (2013)
Christian Trefftz
An algorithm to solve the Dominating Set Problem on GPUs. EIT (2012)
Alex Restrepo, Andrés Solano, Jerry Scripps, Christian Trefftz, Jonathan Engelsma, Gregory Wolffe
High-performance implementations of a clustering algorithm for finding network communities. EIT (2012)
Barry Schulz, Chirag Parikh, Christian Trefftz
Opportunities for parallelism when implementing algorithms in VHDL - a case study - Shift-Or. EIT (2009)
Christian Trefftz, Joseph S. Szakas, Igor Majdandzic, Gregory Wolffe
Accelerated Discovery of Discrete M-Clusters/Outliers on the Raster Plane Using Graphical Processing Units. ICCS (1) (2009)
Igor Majdandzic, Christian Trefftz, Gregory Wolffe
Computation of Voronoi diagrams using a graphics processing unit. EIT (2008)
Robert Barnhart, Christian Trefftz, Paul C. Jorgensen, Yonglei Tao
An Investigation on Testing of Parallelized Code with OpenMP. IWOMP (2007)
Joseph S. Szakas, Christian Trefftz
Voronoi-diagram based heuristics for the location of mobile and unreliable service providers. ACST (2006)
Joseph S. Szakas, Christian Trefftz
Two Parallel Computational Geometry Algorithms: A Discrete Voronoi Diagram with Disappearing Seeds and Convex Hull. IPDPS (2004)
D. Robert Adams, Christian Trefftz
Using XML in a compiler course. ITiCSE (2004)
Christian Trefftz, Joseph S. Szakas
Parallel Algorithms to Find the Voronoi Diagram and the Order-k Voronoi Diagram. IPDPS (2003)
Christian Trefftz, Helmuth Trefftz
Observations about an Approximate Algorithm for the Point Robot Motion Planning Problem. SCCC (2002)
Christian Trefftz, Philip K. McKinley, Tien-Yien Li, Zhonggang Zeng
A Parallel Algorithm for the Singular Value Problem in Bidiagonal Matrices. PPSC (1995)
Christian Trefftz, C. C. Huang, Philip K. McKinley, Tien-Yien Li, Zhonggang Zeng
A Scalable Eigenvalue Solver for Symmetric Tridiagonal Matrices. Parallel Comput. 21 (8) (1995)
Christian Trefftz, C. C. Huang, Philip K. McKinley, Tien-Yien Li, Zhonggang Zeng
Design and Performance Evaluation of a Distributed Eigenvalue Solver on a Workstation Cluster. ICDCS (1994)
Philip K. McKinley, Christian Trefftz
MultiSim: A Simulation Tool for the Study of Large-Scale Multiprocessors. MASCOTS (1993)
Philip K. McKinley, Christian Trefftz
Efficient Broadcast in All-Port Wormhole-Routed Hypercubes. ICPP (2) (1993)
Christian Trefftz, Philip K. McKinley, Tien-Yien Li, Zhonggang Zeng
A Scalable Eigenvalue Solver for Symmetric Tridiagonal Matrices. PPSC (1993)
Joseph S. Szakas, Christian Trefftz
An algorithm for approximating Dirichlet tessellations (abstract only). ACM Conference on Computer Science (1991)
Joseph S. Szakas, Christian Trefftz
Cooperation of the Pattern Recognition Techniques of Dirichlet Tessellations with Political Science to Produce Ward Partitioning of Cities Without Bias (Abstract). ACM Conference on Computer Science (1990)