default search action
Google
Google Scholar
Semantic Scholar
Internet Archive Scholar
CiteSeerX
ORCIDHans-Joachim Lenz
Person information
- affiliation: FU Berlin, Department of Economics
Refine list
refinements active!
zoomed in on ?? of ?? records
view refined list in
export refined list as
2020 – today
- 2023
[j17]Hans-Joachim Lenz:
Fake Science - zwielichtige Wissenschaft. Inform. Spektrum 46(2): 118-123 (2023)- 2022
- [j16]Hans-Joachim Lenz:
Achtung.Datentrickserei. Inform. Spektrum 45(5): 330-334 (2022) - 2021
- [j15]Hans-Joachim Lenz:
Achtung.Datentrickserei. Inform. Spektrum 44(3): 225-227 (2021) - [j14]Hans-Joachim Lenz:
Achtung.Datentrickserei. Inform. Spektrum 44(4): 310-312 (2021) - [j13]Hans-Joachim Lenz:
Achtung.Datentrickserei. Inform. Spektrum 44(5): 381-383 (2021) - 2020
- [j12]Hans-Joachim Lenz:
Datentrickserei im Taxigewerbe - von Abzocke bis Steuerbetrug. Inform. Spektrum 43(1): 65-67 (2020)
2010 – 2019
- 2019
- [j11]Hans-Joachim Lenz:
Achtung.Datentrickserei. Inform. Spektrum 42(2): 149-152 (2019) - 2017
- [c29]Thomas Schwarz, Hans-Joachim Lenz, Wilhelm Dominik:
Long-Term Projections for Commodity Prices - The Crude Oil Price Using Dynamic Bayesian Networks. OR 2017: 81-87 - 2016
- [c28]Hans-Joachim Lenz:
Tax Fraud and Investigation: A Framework for a Knowledge Based Methodology. ICISSP (Revised Selected Papers) 2016: 3-13 - [c27]Hans-Joachim Lenz:
Tax Fraud and Investigation Procedures - Everybody, Every Where, Every Time. ICISSP 2016: 7-8 - 2014
- [c26]Hans-Joachim Lenz:
Data Fraud Detection: A First General Perspective. ICEIS (Revised Selected Papers) 2014: 14-35 - [c25]Hans-Joachim Lenz:
Data Fraud Detection. ICEIS (1) 2014: IS-15 - 2013
- [b1]Roland M. Müller, Hans-Joachim Lenz:
Business Intelligence. Springer 2013, ISBN 978-3-642-35559-2
2000 – 2009
- 2009
- [j10]Ilias Michalarias, Arkadiy Omelchenko, Hans-Joachim Lenz:
FCLOS: A client-server architecture for mobile OLAP. Data Knowl. Eng. 68(2): 192-220 (2009) - [j9]Hans-Joachim Lenz, Bernhard Thalheim:
A Formal Framework of Aggregation for the OLAP-OLTP Model. J. Univers. Comput. Sci. 15(1): 273-303 (2009) - 2008
- [i4]Hidir Aras, Norbert Fuhr, Seung-won Hwang, Ander de Keijzer, Friederike Klan, Hans-Joachim Lenz, Tom Matthé, Heinz Schweppe, Mirco Stern, Guy De Tré:
08421 Working Group: Explanation. Uncertainty Management in Information Systems 2008 - [i3]Christoph Koch, Peter J. Haas, Hans-Joachim Lenz, Dan Olteanu, Christopher Ré, Maurice van Keulen, Jeff Z. Pan:
08421 Working Group: Report of the Probabilistic Databases Benchmarking. Uncertainty Management in Information Systems 2008 - [i2]Hans-Joachim Lenz:
Spreadsheet Computation with imprecise and uncertain Data. Uncertainty Management in Information Systems 2008 - [i1]Myra Spiliopoulou, Maurice van Keulen, Hans-Joachim Lenz, Jef Wijsen, Matthias Renz, Rudolf Kruse, Mirco Stern:
08421 Working Group: Imprecision, Diversity and Uncertainty: Disentangling Threads in Uncertainty Management. Uncertainty Management in Information Systems 2008 - 2007
- [c24]Ilias Michalarias, Hans-Joachim Lenz:
Optimal Query Mapping in Mobile OLAP. ADBIS 2007: 250-266 - [c23]Veit Köppen
, Henner Graubitz, Hans-Knud Arndt, Hans-Joachim Lenz:
A Procedure to Estimate Relations in a Balanced Scorecard. GfKl 2007: 363-371 - [c22]Daniel Delic, Hans-Joachim Lenz:
Non-Profit Web Portals - Usage Based Benchmarking for Success Evaluation. GfKl 2007: 561-568 - [e9]Reinhold Decker, Hans-Joachim Lenz:
Advances in Data Analysis, Proceedings of the 30th Annual Conference of the Gesellschaft für Klassifikation e.V., Freie Universität Berlin, March 8-10, 2006. Studies in Classification, Data Analysis, and Knowledge Organization, Springer 2007, ISBN 978-3-540-70980-0 [contents] - 2006
- [c21]Daniel Delic, Hans-Joachim Lenz:
Towards Success Evaluation: Multiple-Criteria Analysis of Benefits and Costs for Non-Profit Web Portals. AMCIS 2006: 65 - [c20]Veit Köppen, Marina Allgeier, Hans-Joachim Lenz:
Balanced Scorecard Simulator - A Tool for Stochastic Business Figures. GfKl 2006: 457-464 - [c19]Hans-Joachim Lenz, Veit Köppen, Roland M. Müller:
Edits - Data Cleansing at the Data Entry to assert semantic Consistency of metric Data. SSDBM 2006: 235-240 - [p5]Hans-Joachim Lenz, Alexandr Ablovatski:
MCDA - Multi-Criteria Decision Making in e-commerce. Decision Theory and Multi-Agent Planning 2006: 31-47 - [e8]Giacomo Della Riccia, Didier Dubois, Rudolf Kruse, Hans-Joachim Lenz:
Decision Theory and Multi-Agent Planning. CISM courses and lectures : International Centre for Mechanical Sciences 482, Springer 2006, ISBN 978-3-211-31787-7 [contents] - 2005
- [c18]Roland M. Müller, Stephanie Haiduk, Nadine Heertsch, Hans-Joachim Lenz, Myra Spiliopoulou:
Experimental Investigation of the Effects of Different Market Mechanisms for Electronic Knowledge Markets. ECIS 2005: 1115-1126 - [c17]Roland M. Müller, Myra Spiliopoulou, Hans-Joachim Lenz:
The Influence of Incentives and Culture on Knowledge Sharing. HICSS 2005 - [c16]Ilias Michalarias, Hans-Joachim Lenz:
Dissemination of Multidimensional Data Using Broadcast Clusters. ICDCIT 2005: 573-584 - [c15]Hans-Joachim Lenz, Bernhard Thalheim:
OLAP Schemata for Correct Applications. TEAA 2005: 99-113 - 2003
- [j8]Hans-Joachim Lenz, Panos Vassiliadis, Manfred A. Jeusfeld, Martin Staudt:
Report on the 5th international workshop on the design and management of data warehouses (DMDW'03). SIGMOD Rec. 32(4): 113-116 (2003) - [c14]Hans-Joachim Lenz:
Entity Level Data Integration by Statistical Methods. SSDBM 2003: 3-4 - [p4]Markus Schaal, Hans-Joachim Lenz:
Notification Planning with Developing Information States. Planning Based on Decision Theory 2003: 63-70 - [e7]Giacomo Della Riccia, Didier Dubois, Rudolf Kruse, Hans-Joachim Lenz:
Planning Based on Decision Theory. CISM courses and lectures : International Centre for Mechanical Sciences 472, Springer 2003, ISBN 978-3-211-40756-1 [contents] - [e6]Hans-Joachim Lenz, Panos Vassiliadis, Manfred A. Jeusfeld, Martin Staudt:
Design and Management of Data Warehouses 2003, Proceedings of the 5th Intl. Workshop DMDW'2003, Berlin, Germany, September 8, 2003. CEUR Workshop Proceedings 77, CEUR-WS.org 2003 [contents] - [e5]Michael R. Berthold, Hans-Joachim Lenz, Elizabeth Bradley, Rudolf Kruse, Christian Borgelt:
Advances in Intelligent Data Analysis V, 5th International Symposium on Intelligent Data Analysis, IDA 2003, Berlin, Germany, August 28-30, 2003, Proceedings. Lecture Notes in Computer Science 2810, Springer 2003, ISBN 3-540-40813-4 [contents] - 2002
- [j7]Roland M. Müller, Myra Spiliopoulou, Hans-Joachim Lenz:
Expertenrat in E-Marketplaces. HMD Prax. Wirtsch. 223 (2002) - [c13]Daniel Delic, Hans-Joachim Lenz, Mattis Neiling:
Rough Sets and Association Rules - Which is Efficient? COMPSTAT 2002: 527-532 - 2001
- [j6]Marcus Jürgens, Hans-Joachim Lenz:
Tree Based Indexes Versus Bitmap Indexes: A Performance Study. Int. J. Cooperative Inf. Syst. 10(3): 355-376 (2001) - [c12]Hans-Joachim Lenz, Bernhard Thalheim:
OLAP Databases and Aggregation Functions. SSDBM 2001: 91-100 - [c11]Markus Schaal, Hans-Joachim Lenz:
Best Time and Content for Delay Notification. TIME 2001: 75-80 - [p3]Hans-Joachim Lenz, Mattis Neiling:
Classification and Fusion. Data Fusion and Perception 2001: 109-120 - [e4]Giacomo Della Riccia, Hans-Joachim Lenz, Rudolf Kruse:
Data Fusion and Perception. CISM courses and lectures : International Centre for Mechanical Sciences 431, Springer 2001, ISBN 978-3-211-83683-5 [contents] - 2000
- [c10]Mattis Neiling, Hans-Joachim Lenz:
Data Integration by means of Object Identification in Information Systems. ECIS 2000: 252-258 - [p2]Hans-Joachim Lenz, Roland M. Müller:
On the Solution of Fuzzy Equation Systems. Computational Intelligence in Data Mining 2000: 95-110 - [p1]Hans-Joachim Lenz, Egmar Rödel:
Controlling Based on Stochastic Models. Computational Intelligence in Data Mining 2000: 153-164 - [e3]Giacomo Della Riccia, Rudolf Kruse, Hans-Joachim Lenz:
Computational Intelligence in Data Mining. International Centre for Mechanical Sciences (CISM) Book Series 408, Springer 2000, ISBN 978-3-211-83326-1 [contents] - [e2]Oliver Günther, Hans-Joachim Lenz:
Proceedings of the 12th International Conference on Scientific and Statistical Database Management, Berlin, Germany, July 26-28, 2000. IEEE Computer Society 2000, ISBN 0-7695-0686-0 [contents]
1990 – 1999
- 1999
- [j5]Marcus Jürgens, Hans-Joachim Lenz:
Discussion on the paper by Friedman and Fisher. Stat. Comput. 9(2): 154-155 (1999) - [c9]Marcus Jürgens, Hans-Joachim Lenz:
Tree Based Indexes vs. Bitmap Indexes - a Performance Study. DMDW 1999: 1 - [c8]Jörg Caumanns, Hans-Joachim Lenz:
Hypermedia Fusion - A Document Generator for the World Wide Web. ICMCS, Vol. 2 1999: 892-896 - [c7]Marcus Jürgens, Hans-Joachim Lenz:
PISA: Performance Models for Index Structures with and without Aggregated Data. SSDBM 1999: 78-87 - 1998
- [c6]Marcus Jürgens, Hans-Joachim Lenz:
The Ra*-tree: An improved R-tree with Materialized Data for Supporting Range Queries on OLAP-Data. DEXA Workshop 1998: 186-191 - [c5]St. De Francisci, Oliver Günther, Hans-Joachim Lenz, Maurizio Lenzerini, Arie Shoshani:
OLAP and Data Warehousing in Statistical Databases (Panel). SSDBM 1998: 167 - 1997
- [c4]Hans-Joachim Lenz, Arie Shoshani:
Summarizability in OLAP and Statistical Data Bases. SSDBM 1997: 132-143 - 1996
- [e1]Doug Fisher, Hans-Joachim Lenz:
Learning from Data - Fifth International Workshop on Artificial Intelligence and Statistics, AISTATS 1995, Key West, Florida, USA, January 4-7, 1995. Proceedings. Springer 1996, ISBN 978-0-387-94736-5 [contents] - 1994
- [c3]Hans-Joachim Lenz:
The Conceptual Schema and External Schemata of Metadatabases. SSDBM 1994: 160-165
1980 – 1989
- 1984
- [c2]Hans-Joachim Lenz:
Performance Evaluation of Batch Inspection Schemes using Simulation on a Microcomputer. IMACS European Simulation Meeting 1984: 119-122 - 1983
- [c1]Hans-Joachim Lenz:
A Test Bench for Batch Inspection Systems. ESC 1983: 201-206
1970 – 1979
- 1979
- [j4]Hans-Joachim Lenz, R. Hujer, H. Streim, R. Weber, R. K. Huber, U. Reimers, Th. Eisele, Helmut Schellhaas, Dietrich Ohse, Siegfried Schaible, H. Schneeweiß:
Buchbesprechungen. Z. Oper. Research 23(3): 145-152 (1979) - 1978
- [j3]Hans-Joachim Lenz, Heiner Müller-Merbach, J. Kloock, K. H. Limmer, Dietrich Ohse, H.-I. Zimmermann, Horst Wildermann:
Buchbesprechungen. Z. Oper. Research 22(1): 76-80 (1978) - 1976
- [j2]Wei Ping Loh, Karl Inderfurth, M. Hollinger, Peter Hammann, Hermann Meyer zu Selhausen, H. Dellwing, Helmuth Späth, Hans-Joachim Lenz:
Buchbesprechungen. Math. Methods Oper. Res. 20(4): B168-B174 (1976) - 1975
- [j1]K. Glashoff, P. Cerwenka, G. Gallus, R. Giloth, Wolfgang Eichhorn, Gernot Waschek, Hans-Joachim Lenz:
Buchbesprechungen. Z. Oper. Research 19(2): B77-B82 (1975)
Coauthor Index
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.
Unpaywalled article links
Add open access links from 
to the list of external document links (if available).
Privacy notice: By enabling the option above, your browser will contact the API of unpaywall.org to load hyperlinks to open access articles. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Unpaywall privacy policy.
Archived links via Wayback Machine
For web page which are no longer available, try to retrieve content from the 
of the Internet Archive (if available).
Privacy notice: By enabling the option above, your browser will contact the API of archive.org to check for archived content of web pages that are no longer available. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Internet Archive privacy policy.
Reference lists
Add a list of references from 
, 
, and 
to record detail pages.
load references from crossref.org and opencitations.net
Privacy notice: By enabling the option above, your browser will contact the APIs of crossref.org, opencitations.net, and semanticscholar.org to load article reference information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the Crossref privacy policy and the OpenCitations privacy policy, as well as the AI2 Privacy Policy covering Semantic Scholar.
Citation data
Add a list of citing articles from and to record detail pages.
load citations from opencitations.net
Privacy notice: By enabling the option above, your browser will contact the API of opencitations.net and semanticscholar.org to load citation information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the OpenCitations privacy policy as well as the AI2 Privacy Policy covering Semantic Scholar.
OpenAlex data
Load additional information about publications from 
.
Privacy notice: By enabling the option above, your browser will contact the API of openalex.org to load additional information. Although we do not have any reason to believe that your call will be tracked, we do not have any control over how the remote server uses your data. So please proceed with care and consider checking the information given by OpenAlex.
last updated on 2025-03-04 21:14 CET by the dblp team
all metadata released as open data under CC0 1.0 license
see also: Terms of Use | Privacy Policy | Imprint
dblp was originally created in 1993 at:
since 2018, dblp has been operated and maintained by:
the dblp computer science bibliography is funded and supported by:
