# News Archive

**2023/01:**Finally, our open access book chapter, a survey of scalable text index construction, is available online**2023/01:**I presented our paper on PaCHash, a packed and compressed hash tables at ALENEX 2023 (slides, code)**2023/01:**Our paper on bit-parallel wavelet tree construction using vectorized instructions has been accepted at DCC 2023 (code)**2022/11:**I presented our paper on rank and select data structures on bit vectors at SPIRE 2022 (slides, code)**2022/10:**This winter term 2022/23 I am independently teaching the lecture Text Indexing (in German)**2022/10:**Our paper on PaCHash (packed and compressed hash tables) has been accepted at ALENEX 2023 (code)**2022/09:**I gave a talk on our preprint about packed and compressed hash tables at the 1. ACDA Workshop (slides, code)**2022/08:**Our paper on bit vector and rank and select data structures using SIMD has been accepted at SPIRE 2020 (code)**2022/06:**I presented results on massive text indices obtained in the SPP Algorithms for Big Data at the final meeting of this project (slides)**2022/04:**This summer term 2022 I am independently teaching the lecture Advanced Data Structures (in German)**2022/04:**I presented our group here at the Karlsruhe Institute of Technology to new Master students (slides)**2021/10:**This winter term 2021/22 I am independently teaching the lecture Text Indexing and the Stringology part of the lecture Algorithms 2 (in German)**2021/07:**Our article on practical wavelet tree construction has been published in the ACM Journal of Experimental Algorithmics (code)**2020/11:**This winter term 2020/21 I am independently teaching the exercise for Text Indexing, the proseminar on Parallel Algorithms, and the Presentation Skills Course (in German)**2020/08:**Our video presentation for our paper on practical longest common extension data structures accepted at ESA 2020 is online (code)**2020/07:**Creating Teaching Videos (Videos in German) more**2020/06:**Our paper on practical longest common extension data structures has been accepted at ESA 2020 (code)**2020/04:**Our paper on space efficient Lyndon array construction has been accepted at ICALP 2020 (code)**2020/02:**I gave a talk on algorithm engineering bit vectors for pupils at the 2020 BwInf Workshop @ TU Dortmund (slides)**2020/01:**Our paper on distributed memory wavelet tree construction has been accepted at ALENEX 2020 (code)**2019/10:**Presenting our paper on benchmarking suffix array construction at SPIRE 2019 (slides, code)**2019/10:**Our paper on external memory wavelet tree construction has been accepted at SPIRE 2019 (code)**2019/09:**Tutorial on Working with the LiDO3 Cluster more**2019/01:**Presenting our paper on distributed suffix array construction at ALENEX 2019 (slides, code)**2018/10:**Our paper on scalable text index construction using Thrill has been accepted at IEEE BigData 2018 (code)**2018/04:**Presenting results on parallel wavelet tree construction at the 75. Workshop on Algorithms and Complexity (slides, paper, code)**2018/01:**Presenting our paper on parallel wavelet tree construction at ALENEX 2017 (slides, code)**2017/11:**Presenting results on parallel wavelet tree construction at the Workshop on Memory-Efficient Algorithms and their Application in Marine and Life Science (slides, paper, code)**2017/08:**Presenting our paper on suffix sorting and LCP array construction using DivSufSort at PSC 2017 (slides, code)**2017/08:**Our paper on the maximum common subgraph problem (IWOCA 2014) has been invited to a special issue of the European Journal of Combinatorics**2017/02:**I am organizing this years BwInf workshop at TU Dortmund University more**2017/01:**Presenting our paper on distributed full-text indices at ALENEX 2017 (slides, code)**2016/06:**Presenting our paper on parallel pattern matching at CPM 2016 (slides)**2016/02:**I am organizing this years BwInf workshop at TU Dortmund University more**2016/02:**Presenting results on parallel pattern matching at the 71. Workshop on Algorithms and Complexity (slides, paper)**2015/04:**I am organizing this years BwInf workshop at TU Dortmund University more**2014/10:**Presenting our paper on the maximum common subgraph problem at IWOCA 2014 (slides)