| Constructing an OLAP cube from distributed XML data T Niemi, M Niinimäki, J Nummenmaa, P Thanisch Proceedings of the 5th ACM international workshop on Data Warehousing and …, 2002 | 75 | 2002 |
| Constructing OLAP cubes based on queries T Niemi, J Nummenmaa, P Thanisch Proceedings of the 4th ACM international workshop on Data warehousing and …, 2001 | 66 | 2001 |
| Logical multidimensional database design for ragged and unbalanced aggregation hierarchies T Niemi, J Nummenmaa, P Thanisch Proceedings of the International Workshop on Design and Management of Data …, 2001 | 52 | 2001 |
| An ETL process for OLAP using RDF/OWL ontologies M Niinimäki, T Niemi Journal on data semantics XIII, 97-119, 2009 | 51 | 2009 |
| Rapl in action: Experiences in using rapl for power measurements KN Khan, M Hirki, T Niemi, JK Nurminen, Z Ou ACM Transactions on Modeling and Performance Evaluation of Computing Systems …, 2018 | 48 | 2018 |
| Ontologies with semantic web/grid in data integration for olap T Niemi, S Toivonen, M Niinimaki, J Nummenmaa International Journal on Semantic Web and Information Systems (IJSWIS) 3 (4 …, 2007 | 38 | 2007 |
| Erasure codes for increasing the availability of grid data storage M Pitkanen, R Moussa, M Swany, T Niemi Advanced Int'l Conference on Telecommunications and Int'l Conference on …, 2006 | 31 | 2006 |
| A peer-to-peer platform for decentralized logistics O Gallay, K Korpela, N Tapio, JK Nurminen Proceedings of the Hamburg International Conference of Logistics (HICL), 19-34, 2017 | 30 | 2017 |
| Applying grid technologies to XML based OLAP cube construction TP Niemi, J Nummenmaa, P Thanisch, M Niinimäki | 25 | 2002 |
| Normalising OLAP cubes for controlling sparsity T Niemi, J Nummenmaa, P Thanisch Data & Knowledge Engineering 46 (3), 317-343, 2003 | 24 | 2003 |
| Ontologies and summarizability in OLAP T Niemi, M Niinimäki Proceedings of the 2010 ACM Symposium on Applied Computing, 1349-1353, 2010 | 22 | 2010 |
| Epidemiology, risk factors and clinical course of SARS-CoV-2 infected patients in a Swiss university hospital: an observational retrospective study J Regina, M Papadimitriou-Olivgeris, R Burger, MA Le Pogam, T Niemi, ... Plos one 15 (11), e0240781, 2020 | 21 | 2020 |
| Techniques and tools for measuring energy efficiency of scientific software applications D Abdurachmanov, P Elmer, G Eulisse, R Knight, T Niemi, JK Nurminen, ... Journal of Physics: Conference Series 608 (1), 012032, 2015 | 15 | 2015 |
| Detecting summarizability in OLAP T Niemi, M Niinimäki, P Thanisch, J Nummenmaa Data & Knowledge Engineering 89, 1-20, 2014 | 15 | 2014 |
| Describing data sources semantically for facilitating efficient creation of OLAP cubes S Toivonen, T Niemi 3rd International Semantic Web Conference (ISWC2004), 2004 | 15 | 2004 |
| Functional dependencies in controlling sparsity of OLAP cubes T Niemi, J Nummenmaa, P Thanisch International Conference on Data Warehousing and Knowledge Discovery, 199-209, 2000 | 14 | 2000 |
| Improving energy-efficiency of grid computing clusters T Niemi, J Kommeri, K Happonen, J Klem, AP Hameri International Conference on Grid and Pervasive Computing, 110-118, 2009 | 13 | 2009 |
| Weather and supply chain performance in sport goods distribution P Appelqvist, F Babongo, V Chavez-Demoulin, AP Hameri, T Niemi International Journal of Retail & Distribution Management, 2016 | 12 | 2016 |
| Server-based computing solution based on open source software T Niemi, M Tuisku, A Hameri, T Curtin Information Systems Management 26 (1), 77-86, 2009 | 12 | 2009 |
| How much power does your server consume? Estimating wall socket power using RAPL measurements KN Khan, Z Ou, M Hirki, JK Nurminen, T Niemi Computer Science-Research and Development 31 (4), 207-214, 2016 | 11 | 2016 |
Marko NiinimakiHelsinki Inst Physics & Univ Tampere & Geneva School Eng. & Webster Univ. Thailand etcVerified email at webster.ac.th
