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Tomas Karnagel
Tomas Karnagel
Observe Inc
Verified email at observeinc.com
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Year
Improving in-memory database index performance with Intel Transactional Synchronization Extensions
T Karnagel, R Dementiev, R Rajwar, K Lai, T Legler, B Schlegel, ...
Proc. of International Symposium on High Performance Computer Architecture, HPCA, 2014
842014
Optimizing GPU-accelerated Group-By and Aggregation
T Karnagel, R Mueller, GM Lohman
Sixth International Workshop on Accelerating Data Management Systems Using …, 2015
692015
Adaptive work placement for query processing on heterogeneous computing resources
T Karnagel, D Habich, W Lehner
Proceedings of the VLDB Endowment 10 (7), 733-744, 2017
672017
Oracle AutoML: A Fast and Predictive AutoML Pipeline
A Yakovlev, HF Moghadam, A Moharrer, J Cai, N Chavoshi, ...
Proceedings of the VLDB Endowment 13 (12), 2020
372020
The HELLS-join: a heterogeneous stream join for extremely large windows
T Karnagel, D Habich, B Schlegel, W Lehner
Proceedings of the Ninth International Workshop on Data Management on New …, 2013
372013
Scalable frequent itemset mining on many-core processors
B Schlegel, T Karnagel, T Kiefer, W Lehner
Proceedings of the Ninth International Workshop on Data Management on New …, 2013
352013
A hardware/software stack for heterogeneous systems
J Castrillon, M Lieber, S Klüppelholz, M Völp, N Asmussen, U Assmann, ...
IEEE Transactions on Multi-Scale Computing Systems 4 (3), 243-259, 2017
342017
Automated provisioning for database performance
S Idicula, T Karnagel, J Wen, S Sundara, N Agarwal, M Bency
US Patent 11,256,698, 2022
322022
Big data causing big (TLB) problems: Taming random memory accesses on the GPU
T Karnagel, T Ben-Nun, M Werner, D Habich, W Lehner
Proceedings of the 13th International Workshop on Data Management on New …, 2017
282017
Heterogeneity-aware operator placement in column-store DBMS
T Karnagel, D Habich, B Schlegel, W Lehner
Datenbank-Spektrum 14, 211-221, 2014
282014
Automated configuration parameter tuning for database performance
S Idicula, T Karnagel, J Wen, S Sundara, N Agarwal, M Bency
US Patent 11,061,902, 2021
262021
Local vs. Global Optimization: Operator Placement Strategies in Heterogeneous Environments
T Karnagel, D Habich, W Lehner
Workshop Proceedings of the EDBT/ICDT 2015, 2015
212015
HASHI: An Application-Specific Instruction Set Extension for Hashing
O Arnold, S Haas, G Fettweis, B Schlegel, T Kissinger, T Karnagel, ...
ADMS @ VLDB, 2014
182014
Automatic feature subset selection using feature ranking and scalable automatic search
T Karnagel, S Idicula, N Agarwal
US Patent 11,544,630, 2023
172023
Enabling efficient machine learning model inference using adaptive sampling for autonomous database services
F Tauheed, O Kocberber, T Karnagel, N Agarwal
US Patent App. 16/914,816, 2021
152021
HW/SW-database-codesign for compressed bitmap index processing
S Haas, T Karnagel, O Arnold, E Laux, B Schlegel, G Fettweis, W Lehner
2016 IEEE 27th International Conference on Application-specific Systems …, 2016
122016
Query Processing on Low-Energy Many-Core Processors
A Ungethüm, D Habich, T Karnagel, W Lehner, N Asmussen, M Völp, ...
HardBD @ ICDE, 2015
122015
Demonstrating efficient query processing in heterogeneous environments
T Karnagel, M Hille, M Ludwig, D Habich, W Lehner, M Heimel, V Markl
Proceedings of the 2014 ACM SIGMOD International Conference on Management of …, 2014
122014
The Orchestration Stack: The Impossible Task of Designing Software for Unknown Future Post-CMOS Hardware
M Völp, S Klüppelholz, J Castrillon, H Härtig, N Asmussen, U Aßmann, ...
Post-Moore's Era Supercomputing (PMES) Workshop @ SC16, 2016
92016
Automatic feature subset selection based on meta-learning
T Karnagel, S Idicula, HF Moghadam, N Agarwal
US Patent 11,615,265, 2023
82023
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