A fast level set framework for large three-dimensional topography simulations. - Otmar Ertl; Siegfried Selberherr (Comput. Phys. Commun., 2009)

New cardinality estimation algorithms for HyperLogLog sketches. - Otmar Ertl (CoRR, 2017)

SuperMinHash - A New Minwise Hashing Algorithm for Jaccard Similarity Estimation. - Otmar Ertl (CoRR, 2017)

New Cardinality Estimation Methods for HyperLogLog Sketches. - Otmar Ertl (CoRR, 2017)

BagMinHash - Minwise Hashing Algorithm for Weighted Sets. - Otmar Ertl (KDD, 2018)

Computing Extremely Accurate Quantiles Using t-Digests. - Ted Dunning; Otmar Ertl (CoRR, 2019)

Estimation from Partially Sampled Distributed Traces. - Otmar Ertl (CoRR, 2021)

SetSketch: Filling the Gap between MinHash and HyperLogLog. - Otmar Ertl (Proc. VLDB Endow., 2021)

Computing the Similarity Estimate Using Approximate Memory. - Pedro Reviriego; Shanshan Liu 001; Otmar Ertl; Farzad Niknia; Fabrizio Lombardi (IEEE Trans. Emerg. Top. Comput., 2022)

ProbMinHash - A Class of Locality-Sensitive Hash Algorithms for the (Probability) Jaccard Similarity. - Otmar Ertl (IEEE Trans. Knowl. Data Eng., 2022)

A systematic mapping of performance in distributed stream processing systems. - Adriano Vogel; Sören Henning; Otmar Ertl; Rick Rabiser (SEAA, 2023)

Benchmarking Stream Processing Frameworks for Large Scale Data Shuffling. - Sören Henning; Adriano Vogel; Michael Leichtfried; Otmar Ertl; Rick Rabiser (Softwaretechnik-Trends, 2023)

A Comprehensive Benchmarking Analysis of Fault Recovery in Stream Processing Frameworks. - Adriano Vogel; Sören Henning; Esteban Pérez-Wohlfeil; Otmar Ertl; Rick Rabiser (DEBS, 2024)

ShuffleBench: A Benchmark for Large-Scale Data Shuffling Operations with Distributed Stream Processing Frameworks. - Sören Henning; Adriano Vogel; Michael Leichtfried; Otmar Ertl; Rick Rabiser (ICPE, 2024)

High-level Stream Processing: A Complementary Analysis of Fault Recovery. - Adriano Vogel; Sören Henning; Esteban Pérez-Wohlfeil; Otmar Ertl; Rick Rabiser (CoRR, 2024)

Replication Package for: ShuffleBench: A Benchmark for Large-Scale Data Shuffling Operations with Distributed Stream Processing Frameworks. - Sören Henning; Adriano Vogel; Michael Leichtfried; Otmar Ertl; Rick Rabiser (Zenodo, 2024)

Replication Package for: ShuffleBench: A Benchmark for Large-Scale Data Shuffling Operations with Distributed Stream Processing Frameworks. - Sören Henning; Adriano Vogel; Michael Leichtfried; Otmar Ertl; Rick Rabiser (Zenodo, 2024)

Replication Package for: ShuffleBench: A Benchmark for Large-Scale Data Shuffling Operations with Distributed Stream Processing Frameworks. - Sören Henning; Adriano Vogel; Michael Leichtfried; Otmar Ertl; Rick Rabiser (Zenodo, 2024)

UltraLogLog: A Practical and More Space-Efficient Alternative to HyperLogLog for Approximate Distinct Counting. - Otmar Ertl (Proc. VLDB Endow., 2024)

Cardinality Estimation Adaptive Cuckoo Filters (CE-ACF): Approximate Membership Check and Distinct Query Count for High-Speed Network Monitoring. - Pedro Reviriego; Jim Apple; Álvaro Alonso; Otmar Ertl; Niv Dayan (IEEE/ACM Trans. Netw., 2024)

ExaLogLog: Space-Efficient and Practical Approximate Distinct Counting up to the Exa-Scale. - Otmar Ertl (EDBT, 2025)

When Should I Run My Application Benchmark?: Studying Cloud Performance Variability for the Case of Stream Processing Applications. - Sören Henning; Adriano Vogel; Esteban Pérez-Wohlfeil; Otmar Ertl; Rick Rabiser (SIGSOFT FSE Companion, 2025)

JumpBackHash: Say Goodbye to the Modulo Operation to Distribute Keys Uniformly to Buckets. - Otmar Ertl (Softw. Pract. Exp., 2025)

Replication Package for: When Should I Run My Application Benchmark? Studying Cloud Performance Variability for the Case of Stream Processing Applications. - Sören Henning; Adriano Vogel; Esteban Pérez-Wohlfeil; Otmar Ertl; Rick Rabiser (Zenodo, 2025)

Replication Package for: When Should I Run My Application Benchmark? Studying Cloud Performance Variability for the Case of Stream Processing Applications. - Sören Henning; Adriano Vogel; Esteban Pérez-Wohlfeil; Otmar Ertl; Rick Rabiser (Zenodo, 2025)