About me

Academic

• ResearchGate: http://www.researchgate.net/profile/Alexandr_Savinov
• Google Scholar: http://scholar.google.com/citations?user=sgGY5kEAAAAJ
• DBLP: http://www.informatik.uni-trier.de/~ley/pers/hd/s/Savinov:Alexandr_A=
• Microsoft Academic: https://academic.microsoft.com/#/profile/asavinov
• Researchr: https://researchr.org/profile/alexandrsavinov

Online articles

• Data Processing Using Functions in Prosto: An Alternative to Map-Reduce and SQL https://dzone.com/articles/data-processing-using-functions-in-prosto-an-alter
• Understanding Bistro Streams: Counting Clicks by Region https://dzone.com/articles/understanding-bistro-streams-counting-clicks-by-re

Development

• Openhub: https://www.openhub.net/accounts/asavinov
• Github: https://github.com/asavinov

Social

• LinkedIn: https://linkedin.com/in/alexandrsavinov/
• XING: http://www.xing.com/profile/Alexandr_Savinov
• AngelList: https://angel.co/asavinov
• c2: http://c2.com/cgi/wiki?AlexandrSavinov

Projects

Concept-oriented model

• Functions matter! No join-groupby, No map-reduce: https://github.com/asavinov/prosto
• Feature engineering and machine learning: together at last! https://github.com/asavinov/lambdo
• A general-purpose data analysis engine radically changing the way batch and stream data is processed https://github.com/asavinov/bistro

Publications

Full list of publications: PDF

Recent publications

1. A. Savinov, On the importance of functions in data modeling, Eprint: arXiv:2012.15570 [cs.DB], 2020. PDF

2. A. Savinov, Concept-oriented model: Modeling and processing data using functions, Eprint: arXiv:1911.07225 [cs.DB], 2019. PDF

3. I. Cramer, P. Govindarajan, A. Thirugnana, A. Savinov, M. Martin, A. Shekhawat, A. Staerk, Detecting Anomalies in Device Event Data in the IoT. Internet of Things, Big Data and Security (IoTBDS 2018), 19-21 March, 2018, Funchal, Madeira - Portugal, 52-62. PDF

4. A. Savinov, From Group-By to Accumulation: Data Aggregation Revisited. Internet of Things, Big Data and Security (IoTBDS 2017), 24-26 April, 2017, Porto, Portugal, 370-379. PDF

5. A. Savinov, Concept-oriented model: the Functional View, Eprint: arXiv:1606.02237 [cs.DB], 2016. PDF

6. A. Savinov, Joins vs. Links or Relational Join Considered Harmful. International Conference on Internet of Things and Big Data (IoTBD 2016), 23-25 April, 2016, Rome, Italy, 362-368. PDF

7. A. Savinov, DataCommandr: Column-Oriented Data Integration, Transformation and Analysis. Internet of Things and Big Data (IoTBD 2016), 339-347, 2016. PDF

8. A. Savinov, Concept-oriented programming: from classes to concepts and from inheritance to inclusion, Eprint: arXiv:1501.00720 [cs.PL], 2015. PDF

9. A. Savinov, ConceptMix: Self-Service Analytical Data Integration Based on the Concept-Oriented Model, Proc. 3rd International Conference on Data Technologies and Applications (DATA 2014), Vienna, Austria, 29-31 August 2014, 78-84. PDF, Slides

10. A. Savinov, Concept-oriented model and nested partially ordered sets, Technische Universität Dresden, Technical Report TUD-Fl14-01, March 2014. http://nbn-resolving.de/urn:nbn:de:bsz:14-qucosa-140652

11. A. Savinov, Concept-oriented model, Encyclopedia of Business Analytics and Optimization, J.Wang (Editor), IGI Global, 2014, 502-511. PDF

12. A. Savinov, Concept-oriented query language, Encyclopedia of Business Analytics and Optimization, J.Wang (Editor), IGI Global, 2014, 512-522. PDF

13. A. Savinov, References and arrow notation instead of join operation in query languages, Computer Science Journal of Moldova, 20(3), 313-333, 2012. PDF

14. A. Savinov, Concept-Oriented Programming: Classes and Inheritance Revisited, 7th International Conference on Software Paradigm Trends (ICSOFT 2012), Rome, Italy, 24-27 July, 2012, 381-387. PDF

15. A. Savinov, Inference in Hierarchical Multidimensional Space, International Conference on Data Technologies and Applications (DATA 2012), Rome, Italy, 25-27 July 2012, 70-76. PDF

16. A. Savinov, Concept-Oriented Model: Classes, Hierarchies and References Revisited, Journal of Emerging Trends in Computing and Information Sciences, 3(4), 456-470, 2012. PDF

17. A. Savinov, Concept-Oriented Model: Extending Objects with Identity, Hierarchies and Semantics, Computer Science Journal of Moldova, 19(3), 254-287, 2011. PDF

18. A. Savinov, Concept-Oriented Query Language for Data Modeling and Analysis, Advanced Database Query Systems: Techniques, Applications and Technologies, L. Yan, Z. Ma (Eds), IGI Global, 2011.

Previous selected publications

1. A. Savinov, Concepts and Concept-Oriented Programming, Journal of Object Technology, vol. 7, no. 3, March-April 2008, pp. 91-106. Download: PDF

2. A. Savinov, Grouping and Aggregation in the Concept-Oriented Data Model, Proc. ACM Symposium on Applied Computing (SAC 2006), April 23-27, 2006, Dijon, France, 482-486. Download: PDF, Slides

3. A. Savinov, Hierarchical Multidimensional Modelling in the Concept-Oriented Data Model, Proc. 3rd international conference on Concept Lattices and Their Applications (CLA’05), Olomouc, Czech Republic, September 2005. 123-134. Download: PDF Slides

4. May M., Savinov A. SPIN! - an Enterprise Architecture for Data Mining and Visual Analysis of Spatial Data, In: Visual and Spatial Analysis: Advances in Data Mining, Reasoning, and Problem Solving, B. Kovalerchuk, J. Schwing (eds.), Springer/Kluwer Academic Publishers, 293-317, 2004.

5. Savinov A. Mining Dependence Rules by Finding Largest Itemset Support Quota. ACM Symposium on Applied Computing (SAC 2004), March 14-17, 2004, Nicosia, Cyprus, 525-529. PDF

6. May M., Savinov A. SPIN! - an Enterprise Architecture for Spatial Data Mining. Proc. of the 7th International Conference on Knowledge-Based Intelligent Information & Engineering Systems (KES’03), 3-5 September 2003, Oxford, UK, 510-517. PDF

7. Andrienko N., Andrienko G., Savinov A., Voss H., Wettschereck D. Exploratory Analysis of Spatial Data Using Interactive Maps and Data Mining. Cartography and Geographic Information Science 28(3), July 2001, 151-165.

8. Andrienko G., Andrienko N., Savinov A. Choropleth Maps: Classification revisited. Proc. 20th International Cartographic Conference (ICA’2001), August 6-10, 2001, Beijing, China, Vol. 2, 1209-1219

9. Savinov A. Mining Interesting Possibilistic Set-Valued Rules. In Fuzzy If-Then Rules in Computational Intelligence: Theory and Applications, Da Ruan and Etienne E. Kerre, eds. Kluwer, 2000, 107-133. PostScript

10. Savinov A. Mining possibilistic set-valued rules by generating prime disjunctions. Proc. 3rd European Conference on Principles and Practice of Knowledge Discovery in Databases (PKDD’99), Prague, Czech Republic, September 15-18, 1999, 536-541. PDF PostScript

11. Savinov A. Fuzzy propositional logic. Fuzzy Sets and Systems 60(1), 9-17, 1993

12. Savinov A. Fuzzy propositional logic for the knowledge representation. 1st European Congress on Fuzzy and Intelligent Technologies (EUFIT’93), Aachen, Germany, September 7-10, 1993. PDF

13. Levchenko V., Savinov A. Diagnosis by fuzzy constraints in attribute model. 2nd European Congress on Intelligent Techniques and Soft Computing (EUFIT’94), Aachen, Germany, September 20-23, 382-385, 1994. PDF

14. Savinov A. Some properties of new resolution rule in the logic of possibility distributions. 4th European Congress on Intelligent Techniques and Soft Computing (EUFIT’96), Aachen, Germany, September 2-5, 178-182, 1996. PDF