Johann Gamper

ORCID

Publication Activity (10 Years)

Years Active: 1993-2024
Publications (10 Years): 60

Top Venues

RWTH Aachen University, Germany (PHD)

Education History

RWTH Aachen University, Germany

PHD

Publications

Kassem Sabeh, Mouna Kacimi, Johann Gamper
QPAVE: A Multi-task Question Answering Approach for Fine-Grained Product Attribute Value Extraction. DaWaK (2024)
Kassem Sabeh, Robert Litschko, Mouna Kacimi, Barbara Plank, Johann Gamper
An Empirical Comparison of Generative Approaches for Product Attribute-Value Identification. CoRR (2024)
Maryam Mozaffari, Anton Dignös, Johann Gamper, Uta Störl
Self-tuning Database Systems: A Systematic Literature Review of Automatic Database Schema Design and Tuning. ACM Comput. Surv. 56 (11) (2024)
Adam Charane, Matteo Ceccarello, Johann Gamper
Shapelets Evaluation using Silhouettes for Time Series Classification. DOLAP (2024)
Adam Charane, Matteo Ceccarello, Johann Gamper
Comparison of Measures for Characterizing the Difficulty of Time Series Classification. DaWaK (2024)
Robert Wrembel, Johann Gamper
Data analytics and knowledge discovery on big data: Algorithms, architectures, and applications. Data Knowl. Eng. 150 (2024)
Kassem Sabeh, Mouna Kacimi, Johann Gamper
GAVI: A Category-Aware Generative Approach for Brand Value Identification. ICNLSP (2023)
Maryam Mozaffari, Anton Dignös, Hind Hamrouni, Johann Gamper
NoSQL Schema Extraction from Temporal Conceptual Model: A Case for Cassandra. ADBIS (Short Papers) (2023)
Meghdad Mirabi, Leila Fathi, Anton Dignös, Johann Gamper, Carsten Binnig
A New Primitive for Processing Temporal Joins. SSTD (2023)
Matteo Ceccarello, Anton Dignös, Johann Gamper, Christina Khnaisser
Indexing Temporal Relations for Range-Duration Queries. SSDBM (2023)
Adam Charane, Matteo Ceccarello, Anton Dignös, Johann Gamper
Efficient Computation of All-Window Length Correlations. DB&IS (2022)
Kassem Sabeh, Mouna Kacimi, Johann Gamper
CAVE: Correcting Attribute Values in E-commerce Profiles. CIKM (2022)
Matteo Ceccarello, Anton Dignös, Johann Gamper, Christina Khnaisser
Indexing Temporal Relations for Range-Duration Queries. CoRR (2022)
David B. Blumenthal, Sébastien Bougleux, Anton Dignös, Johann Gamper
Enumerating dissimilar minimum cost perfect and error-correcting bipartite matchings for robust data matching. Inf. Sci. 596 (2022)
Anton Dignös, Michael H. Böhlen, Johann Gamper, Christian S. Jensen, Peter Moser
Leveraging range joins for the computation of overlap joins. VLDB J. 31 (1) (2022)
Johann Gamper, Matteo Ceccarello, Anton Dignös
What's New in Temporal Databases? ADBIS (2022)
Christina Khnaisser, Hind Hamrouni, David B. Blumenthal, Anton Dignös, Johann Gamper
Querying Temporal Anomalies in Healthcare Information Systems and Beyond. ADBIS (2022)
Matteo Ceccarello, Johann Gamper
Fast and Scalable Mining of Time Series Motifs with Probabilistic Guarantees. Proc. VLDB Endow. 15 (13) (2022)
Tong Liu, Paolo Coletti, Anton Dignös, Johann Gamper, Maurizio Murgia
Correlation graph analytics for stock time series data. EDBT (2021)
David B. Blumenthal, Johann Gamper, Sébastien Bougleux, Luc Brun
Upper Bounding Graph Edit Distance Based on Rings and Machine Learning. Int. J. Pattern Recognit. Artif. Intell. 35 (8) (2021)
Johann Gamper, Sophie Pinchinat, Guido Sciavicco
Special Issue - Selected Papers from the 26th International Symposium on Temporal Representation and Reasoning. Inf. Comput. 280 (2021)
David B. Blumenthal, Nicolas Boria, Sébastien Bougleux, Luc Brun, Johann Gamper, Benoit Gaüzère
Scalable generalized median graph estimation and its manifold use in bioinformatics, clustering, classification, and indexing. Inf. Syst. 100 (2021)
Michael Shekelyan, Anton Dignös, Johann Gamper, Minos N. Garofalakis
Approximating Multidimensional Range Counts with Maximum Error Guarantees. ICDE (2021)
Johann Gamper, Mirjana Ivanovic, Robert Wrembel
Guest editorial: Advances in databases and information systems. Comput. Sci. Inf. Syst. 17 (3) (2020)
Johann Gamper, Anton Dignös
Processing Temporal and Time Series Data: Present State and Future Challenges. ADBIS (2020)
David B. Blumenthal, Nicolas Boria, Johann Gamper, Sébastien Bougleux, Luc Brun
Comparing heuristics for graph edit distance computation. VLDB J. 29 (1) (2020)
David B. Blumenthal, Johann Gamper
On the exact computation of the graph edit distance. Pattern Recognit. Lett. 134 (2020)
Theodoros Chondrogiannis, Panagiotis Bouros, Johann Gamper, Ulf Leser, David B. Blumenthal
Finding k-shortest paths with limited overlap. VLDB J. 29 (5) (2020)
Danila Piatov, Sven Helmer, Anton Dignös, Johann Gamper
Interactive and space-efficient multi-dimensional time series subsequence matching. Inf. Syst. 82 (2019)
David B. Blumenthal, Sébastien Bougleux, Johann Gamper, Luc Brun
Upper Bounding GED via Transformations to LSAPE Based on Rings and Machine Learning. CoRR (2019)
Andreas Behrend, Anton Dignös, Johann Gamper, Philip Schmiegelt, Hannes Voigt, Matthias Rottmann, Karsten Kahl
Period Index: A Learned 2D Hash Index for Range and Duration Queries. SSTD (2019)
David B. Blumenthal, Sébastien Bougleux, Johann Gamper, Luc Brun
GEDLIB: A C++ Library for Graph Edit Distance Computation. GbRPR (2019)
Necati Duran, Giovanni Mahlknecht, Anton Dignös, Johann Gamper
HotPeriods: Visual Correlation Analysis of Interval Data. SSTD (2019)
Anton Dignös, Boris Glavic, Xing Niu, Johann Gamper, Michael H. Böhlen
Snapshot Semantics for Temporal Multiset Relations. Proc. VLDB Endow. 12 (6) (2019)
Vincenzo Del Fatto, Anton Dignös, Guerriero Raimato, Lorenzo Maccioni, Yuri Borgianni, Johann Gamper
Visual time period analysis: a multimedia analytics application for summarizing and analyzing eye-tracking experiments. Multim. Tools Appl. 78 (23) (2019)
Anton Dignös, Boris Glavic, Xing Niu, Michael H. Böhlen, Johann Gamper
Snapshot Semantics for Temporal Multiset Relations (Extended Version). CoRR (2019)
Michael Shekelyan, Anton Dignös, Johann Gamper
Sparse prefix sums: Constant-time range sum queries over sparse multidimensional data cubes. Inf. Syst. 82 (2019)
David B. Blumenthal, Évariste Daller, Sébastien Bougleux, Luc Brun, Johann Gamper
Quasimetric Graph Edit Distance as a Compact Quadratic Assignment Problem. ICPR (2018)
Michael H. Böhlen, Anton Dignös, Johann Gamper, Christian S. Jensen
Database Technology for Processing Temporal Data (Invited Paper). TIME (2018)
Theodoros Chondrogiannis, Panagiotis Bouros, Johann Gamper, Ulf Leser, David B. Blumenthal
-dissimilar paths with minimum collective length. SIGSPATIAL/GIS (2018)
Theodoros Chondrogiannis, Panagiotis Bouros, Johann Gamper, Ulf Leser, David B. Blumenthal
Finding k-Dissimilar Paths with Minimum Collective Length. CoRR (2018)
Vincenzo Del Fatto, Anton Dignös, Johann Gamper
TIME°DIFF: A Visual Approach to Compare Period Data. IV (2018)
David B. Blumenthal, Johann Gamper
Improved Lower Bounds for Graph Edit Distance. IEEE Trans. Knowl. Data Eng. 30 (3) (2018)
David B. Blumenthal, Sébastien Bougleux, Johann Gamper, Luc Brun
Ring Based Approximation of Graph Edit Distance. S+SSPR (2018)
Giovanni Mahlknecht, Anton Dignös, Johann Gamper
A scalable dynamic programming scheme for the computation of optimal k-segments for ordered data. Inf. Syst. 70 (2017)
Michael H. Böhlen, Anton Dignös, Johann Gamper, Christian S. Jensen
Temporal Data Management - An Overview. eBISS (2017)
David B. Blumenthal, Johann Gamper
Exact Computation of Graph Edit Distance for Uniform and Non-uniform Metric Edit Costs. GbRPR (2017)
Michael Shekelyan, Anton Dignös, Johann Gamper
DigitHist: a Histogram-Based Data Summary with Tight Error Bounds. Proc. VLDB Endow. 10 (11) (2017)
Michael Shekelyan, Anton Dignös, Johann Gamper
Sparse Prefix Sums. ADBIS (2017)
David B. Blumenthal, Johann Gamper
Correcting and Speeding-Up Bounds for Non-Uniform Graph Edit Distance. ICDE (2017)
Danila Piatov, Sven Helmer, Johann Gamper
Interactive Time Series Subsequence Matching. ADBIS (2017)
Giovanni Mahlknecht, Michael H. Böhlen, Anton Dignös, Johann Gamper
VISOR: Visualizing Summaries of Ordered Data. SSDBM (2017)
Kevin Wellenzohn, Michael H. Böhlen, Anton Dignös, Johann Gamper, Hannes Mitterer
Continuous Imputation of Missing Values in Streams of Pattern-Determining Time Series. EDBT (2017)
Theodoros Chondrogiannis, Panagiotis Bouros, Johann Gamper, Ulf Leser
Exact and Approximate Algorithms for Finding k-Shortest Paths with Limited Overlap. EDBT (2017)
Nikolaus Krismer, Doris Silbernagl, Günther Specht, Johann Gamper
Computing Isochrones in Multimodal Spatial Networks using Tile Regions. SSDBM (2017)
Theodoros Chondrogiannis, Johann Gamper
ParDiSP: A Partition-Based Framework for Distance and Shortest Path Queries on Road Networks. MDM (2016)
Nikolaus Krismer, Doris Silbernagl, Johann Gamper, Günther Specht
osmPti2mmds - Erstellung von multimodalen Datensets aus OpenStreetMap und ÖPNV-Informationen. AGIT Journal Angew. Geoinformatik 2 (2016)
Anton Dignös, Michael H. Böhlen, Johann Gamper, Christian S. Jensen
Extending the Kernel of a Relational DBMS with Comprehensive Support for Sequenced Temporal Queries. ACM Trans. Database Syst. 41 (4) (2016)
Daniel Taliun, Johann Gamper, Ulf Leser, Cristian Pattaro
Fast Sampling-Based Whole-Genome Haplotype Block Recognition. IEEE ACM Trans. Comput. Biol. Bioinform. 13 (2) (2016)
Theodoros Chondrogiannis, Johann Gamper, Roberto Cavaliere, Patrick Ohnewein
MoTrIS: a framework for route planning on multimodal transportation networks. SIGSPATIAL/GIS (2016)
Theodoros Chondrogiannis, Panagiotis Bouros, Johann Gamper, Ulf Leser
Alternative routing: k-shortest paths with limited overlap. SIGSPATIAL/GIS (2015)
Giovanni Mahlknecht, Anton Dignös, Johann Gamper
Efficient Computation of Parsimonious Temporal Aggregation. ADBIS (2015)
Mourad Khayati, Michael H. Böhlen, Johann Gamper
Memory-efficient centroid decomposition for long time series. ICDE (2014)
Paolo Bolzoni, Sven Helmer, Kevin Wellenzohn, Johann Gamper, Periklis Andritsos
Efficient itinerary planning with category constraints. SIGSPATIAL/GIS (2014)
Kevin Wellenzohn, Hannes Mitterer, Johann Gamper, Michael H. Böhlen, Mourad Khayati
Missing Value Imputation in Time Series Using Top-k Case Matching. Grundlagen von Datenbanken (2014)
Anton Dignös, Michael H. Böhlen, Johann Gamper
Overlap interval partition join. SIGMOD Conference (2014)
Bruno Cadonna, Johann Gamper, Michael H. Böhlen
A Robust Skip-Till-Next-Match Selection Strategy for Event Pattern Matching. ADBIS (2014)
Nikolaus Krismer, Günther Specht, Johann Gamper
Incremental Calculation of Isochrones Regarding Duration. Grundlagen von Datenbanken (2014)
Daniel Taliun, Johann Gamper, Cristian Pattaro
Efficient haplotype block recognition of very long and dense genetic sequences. BMC Bioinform. 15 (2014)
Theodoros Chondrogiannis, Johann Gamper
Exploring Graph Partitioning for Shortest Path Queries on Road Networks. Grundlagen von Datenbanken (2014)
Christian Ammendola, Michael H. Böhlen, Johann Gamper
Efficient Evaluation of Ad-Hoc Range Aggregates. DaWaK (2013)
Nikolaus Augsten, Michael H. Böhlen, Johann Gamper
The address connector: noninvasive synchronization of hierarchical data sources. Knowl. Inf. Syst. 37 (3) (2013)
Anton Dignös, Michael H. Böhlen, Johann Gamper
Query time scaling of attribute values in interval timestamped databases. ICDE (2013)
Markus Innerebner, Michael H. Böhlen, Johann Gamper
ISOGA: A System for Geographical Reachability Analysis. W2GIS (2013)
Wolfgang Nejdl, Johann Gamper
Model-Based Diagnosis with Qualitative Temporal Uncertainty CoRR (2013)
Johann Gamper, Michael H. Böhlen, Markus Innerebner
Scalable Computation of Isochrones with Network Expiration. SSDBM (2012)
Juozas Gordevicius, Johann Gamper, Michael H. Böhlen
Parsimonious temporal aggregation. VLDB J. 21 (3) (2012)
Arthur Pitman, Markus Zanker, Johann Gamper, Periklis Andritsos
Individualized Hiking Time Estimation. DEXA Workshops (2012)
Nikolaus Augsten, Michael H. Böhlen, Curtis E. Dyreson, Johann Gamper
Windowed pq-grams for approximate joins of data-centric XML. VLDB J. 21 (4) (2012)
Mouna Kacimi, Johann Gamper
MOUNA: mining opinions to unveil neglected arguments. CIKM (2012)
Anton Dignös, Michael H. Böhlen, Johann Gamper
Temporal alignment. SIGMOD Conference (2012)
Mourad Khayati, Jay Martin Anderson, Michael H. Böhlen, Johann Gamper, Manfred Mitterer
Similarity of chemotherapy histories based on imputed values. Int. J. Medical Eng. Informatics 4 (3) (2012)
Bruno Cadonna, Johann Gamper, Michael H. Böhlen
Efficient event pattern matching with match windows. KDD (2012)
Igor Timko, Michael H. Böhlen, Johann Gamper
Sequenced spatiotemporal aggregation for coarse query granularities. VLDB J. 20 (5) (2011)
Johann Gamper, Michael H. Böhlen, Willi Cometti, Markus Innerebner
Defining isochrones in multimodal spatial networks. CIKM (2011)
Mouna Kacimi, Johann Gamper
Diversifying search results of controversial queries. CIKM (2011)
Bruno Cadonna, Johann Gamper, Michael H. Böhlen
Sequenced event set pattern matching. EDBT (2011)
Michael O. Akinde, Michael H. Böhlen, Damianos Chatziantoniou, Johann Gamper
theta-Constrained multi-dimensional aggregation. Inf. Syst. 36 (2) (2011)
Romans Kasperovics, Michael H. Böhlen, Johann Gamper
On the Efficient Construction of Multislices from Recurrences. SSDBM (2010)
Juozas Gordevicius, Francisco J. Estrada, Hyun Chul Lee, Periklis Andritsos, Johann Gamper
Ranking of evolving stories through meta-aggregation. CIKM (2010)
Sarunas Marciuska, Johann Gamper
Determining Objects within Isochrones in Spatial Network Databases. ADBIS (2010)
Nikolaus Augsten, Michael H. Böhlen, Johann Gamper
-gram distance between ordered labeled trees. ACM Trans. Database Syst. 35 (1) (2010)
Romans Kasperovics, Michael H. Böhlen, Johann Gamper
Evaluating Exceptions on Time Slices. ER (2009)
Juozas Gordevicius, Johann Gamper, Michael H. Böhlen
Parsimonious temporal aggregation. EDBT (2009)
Igor Timko, Michael H. Böhlen, Johann Gamper
Sequenced spatio-temporal aggregation in road networks. EDBT (2009)
Nikolaus Augsten, Michael H. Böhlen, Curtis E. Dyreson, Johann Gamper
Approximate Joins for Data-Centric XML. ICDE (2008)
Michael H. Böhlen, Johann Gamper, Christian S. Jensen
Towards General Temporal Aggregation. BNCOD (2008)
Juozas Gordevicius, Johann Gamper, Michael H. Böhlen
A Greedy Approach Towards Parsimonious Temporal Aggregation. TIME (2008)
Veronika Bauer, Johann Gamper, Roberto Loperfido, Sylvia Profanter, Stefan Putzer, Igor Timko
Computing isochrones in multi-modal, schedule-based transport networks. GIS (2008)
Romans Kasperovics, Michael H. Böhlen, Johann Gamper
Representing Public Transport Schedules as Repeating Trips. TIME (2008)

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Publication Activity (10 Years)

Top Topics

Top Venues

Johann Gamper