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Stefan Conrad

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2008
98EEAsem Omari, Regina Langer, Stefan Conrad: TARtool: A Temporal Dataset Generator for Market Basket Analysis. ADMA 2008: 400-410
97 Asem Omari, Mehdi Bin Lamine, Stefan Conrad: On Using Clustering and Classification during the Design Phase to Build Well-Structured Retail Websites. IADIS European Conf. Data Mining 2008: 51-59
96EEMichael Matuschek, Tim Schlüter, Stefan Conrad: Measuring text similarity with dynamic time warping. IDEAS 2008: 263-267
95EEJohanna Vompras, Thomas Scholz, Stefan Conrad: Extracting contextual information from multiuser systems for improving annotation-based retrieval of image data. Multimedia Information Retrieval 2008: 149-155
94EEKatrin Zaiß, Tim Schlüter, Stefan Conrad: Instance-Based Ontology Matching Using Regular Expressions. OTM Workshops 2008: 40-41
93EEJohanna Vompras, Stefan Conrad: Management and Processing of Personalized Annotations in Image Retrieval Systems. Advances in Semantic Media Adaptation and Personalization 2008: 137-155
2007
92EEHagen Höpfner, Stefan Conrad: Proceedings of the Studierendenprogramm at the 12th GI-conference on Database Systems in Business, Technology and Web, Aachen, March 6, 2007 International University, Bruchsal, Germany 2007
91 Matthias Jarke, Thomas Seidl, Christoph Quix, David Kensche, Stefan Conrad, Erhard Rahm, Ralf Klamma, Harald Kosch, Michael Granitzer, Sven Apel, Marko Rosenmüller, Gunter Saake, Olaf Spinczyk: Datenbanksysteme in Business, Technologie und Web (BTW 2007), Workshop Proceedings, 5.-6. März 2007, Aachen, Germany Verlagshaus Mainz, Aachen 2007
90EELudmila Himmelspach, Mehmet Kolac, Krasimir Kutsarov, Alexander Chernin, Christopher Popfinger, Stefan Conrad: COMICS: A Global Constraint Manager for Interactive Component Database Systems. NBiS 2007: 217-226
2006
89EEAsem Omari, Stefan Conrad: On the Usage of Data Mining to Support Website Designers to Have Better DesignedWebsites. AICT/ICIW 2006: 171
88 Mireille Samia, Stefan Conrad: A Time-Series Representation for Temporal Web Mining Using a Data Band Approach. DB&IS 2006: 161-174
87EECristian Pérez de Laborda, Stefan Conrad: Database to Semantic Web Mapping Using RDF Query Languages. ER 2006: 241-254
86EEAsem Omari, Stefan Conrad: Association Rule Mining and Website's Design Improvement. Grundlagen von Datenbanken 2006: 115-119
85EECristian Pérez de Laborda, Stefan Conrad: Bringing Relational Data into the SemanticWeb using SPARQL and Relational.OWL. ICDE Workshops 2006: 55
84EEAsem Omari, Stefan Conrad: Web Usage Mining for Adaptive and Personalized Websites. LWA 2006: 342-349
2005
83EECristian Pérez de Laborda, Stefan Conrad: Relational.OWL - A Data and Schema Representation Format Based on OWL. APCCM 2005: 89-96
82 Cristian Pérez de Laborda, Stefan Conrad: Querying Relational Databases with RDQL. Berliner XML Tage 2005: 161-172
81EEChristopher Popfinger, Stefan Conrad: Tightly-Coupled Wrappers with Event Detection Subsystem for Heterogeneous Information Systems. DEXA Workshops 2005: 62-66
80EECristian Pérez de Laborda, Christopher Popfinger, Stefan Conrad: Dynamic Intra- and Inter-Enterprise Collaboration Using an Enhanced Multidatabase Architecture. DEXA Workshops 2005: 626-631
79EEEvguenia Altareva, Stefan Conrad: Evaluating and Improving Integration Quality for Heterogeneous Data Sources Using Statistical Analysis. IDEAS 2005: 406-414
78EEChristopher Popfinger, Stefan Conrad: Maintaining Global Integrity in Federated Relational Databases Using Interactive Component Systems. OTM Conferences (1) 2005: 539-556
77EEGunter Saake, Kai-Uwe Sattler, Stefan Conrad: Rule-based schema matching for ontology-based mediators. J. Applied Logic 3(1): 253-270 (2005)
2004
76 Mireille Samia, Stefan Conrad: Tagungsband zum 16. GI-Workshop Grundlagen von Datenbanken, Mohnheim, NRW, 1.-4. Juni 2004 Universität Düsseldorf 2004
75EECristian Pérez de Laborda, Christopher Popfinger, Stefan Conrad: DÍGAME: A Vision of an Active Multidatabase with Push-based Schema and Data Propagation. EAI 2004
74EEChristopher Popfinger, Cristian Pérez de Laborda, Stefan Conrad: Link Patterns for Modeling Information Grids and P2P Networks. ER 2004: 388-401
73EECatharine M. Wyss, Anne E. James, Wilhelm Hasselbring, Stefan Conrad, Hagen Höpfner: Report on the Engineering Federated Information Systems 2003 workshop (EFIS 2003). ACM SIGSOFT Software Engineering Notes 29(2): 1-3 (2004)
2003
72 Anne E. James, Stefan Conrad, Wilhelm Hasselbring: Engineering Federated Information Systems, Proceedings of the 5th Workshop EFIS 2003, July 17-18 2003, Coventry, UK aka / IOS Press / infix 2003
71 Evguenia Altareva, Stefan Conrad: Analyzing Uncertainties in the Database Integration Process by Means of Latent Class Analysis. EFIS 2003: 14-24
70EEEvguenia Altareva, Stefan Conrad: Statistical Analysis as Methodological Framework for Data(base) Integration. ER 2003: 17-30
69EECristian Pérez de Laborda, Stefan Conrad: A Semantic Web based Identification Mechanism for Databases. KRDB 2003
68 Kai-Uwe Sattler, Stefan Conrad, Gunter Saake: Datenintegration und Mediatoren. Web & Datenbanken 2003: 163-190
67 Evguenia Altareva, Stefan Conrad: Unsichere Informationen bei der Datenbankintegration und ihre Behandlung im Integrationsprozess. Datenbank-Spektrum 6: 14-22 (2003)
66EEKai-Uwe Sattler, Stefan Conrad, Gunter Saake: Interactive example-driven integration and reconciliation for accessing database federations. Inf. Syst. 28(5): 393-414 (2003)
2002
65EEStefan Conrad, Wilhelm Hasselbring, Anne E. James, Dalen Kambur, Ralf-Detlef Kutsche, Philippe Thiran: Report on the EFIS 2001 Workshop. Comput. J. 45(2): 249-251 (2002)
64EEStefan Conrad: Schemaintegration Integrationskonflikte, Lösungsansaätze, aktuelle Herausforderungen. Inform., Forsch. Entwickl. 17(3): 101-111 (2002)
2001
63 Herman Balsters, Bert O. de Brock, Stefan Conrad: Database Schema Evolution and Meta-Modeling, 9th International Workshop on Foundations of Models and Languages for Data and Objects, FoMLaDO/DEMM 2000, Dagstuhl Castle, Germany, September 18-21, 2000, Selected Papers Springer 2001
62EEKai-Uwe Sattler, Oliver Dunemann, Ingolf Geist, Gunter Saake, Stefan Conrad: Limiting Result Cardinalities for Multidatabase Queries Using Histograms. BNCOD 2001: 152-167
61 Evguenia Altareva, Stefan Conrad: The Problem of Uncertainty and Database Integration. EFIS 2001: 92-99
60 Stefan Conrad, Klaus Turowski: Temporal OCL Meeting Specification Demands for Business Components. Unified Modeling Language: Systems Analysis, Design and Development Issues 2001: 151-165
59 Hussien Oakasha, Stefan Conrad, Gunter Saake: Consistency management in object-oriented databases. Concurrency and Computation: Practice and Experience 13(11): 955-985 (2001)
58EEGünter Preuner, Stefan Conrad, Michael Schrefl: View integration of behavior in object-oriented databases. Data Knowl. Eng. 36(2): 153-183 (2001)
57 Stefan Conrad: Bauer/Günzel: Data-Warehouse-Systeme - Buchbesprechung. Datenbank Rundbrief 27: 52-53 (2001)
2000
56 Kai-Uwe Sattler, Stefan Conrad, Gunter Saake: Adding Conflict Resolution Features to a Query Language for Database Federations. EFIS 2000: 41-52
55EEGunter Saake, Can Türker, Stefan Conrad: Evolving Objects: Conceptual Description of Adaptive Information Systems. FMLDO 2000: 163-181
54EEJörg Fischer, Stefan Conrad: Formalizing Timing Diagrams as Causal Dependencies for Verification Purposes. IFM 2000: 45-60
53 Stefan Conrad: Aktivitäten des Arbeitskreies Grundlagen von Informayionssystemen im Jahr 2000. Datenbank Rundbrief 26: 9-16 (2000)
1999
52EENasreddine Aoumeur, Stefan Conrad, Gunter Saake: Prototyping Object Specifications Using the CO-Nets Approach. AWPN 1999
51 Stefan Conrad, Gunter Saake, Kai-Uwe Sattler: Informationfusion - Herausforderung an die Datenbanktechnologie. BTW 1999: 307-316
50EEHussien Oakasha, Stefan Conrad, Gunter Saake: Consistency Management in Object-Oriented Databases. ECOOP Workshop on Object-Oriented Databases 1999: 97-108
49 Hussien Oakasha, Stefan Conrad, Gunter Saake: Consistency Management in Object-Oriented Databases. ECOOP Workshops 1999: 216
48 Michael Höding, Kerstin Schwarz, Stefan Conrad, Gunter Saake, Sören Balko, A. Diekmann, Eyk Hildebrandt, Kai-Uwe Sattler, Ingo Schmitt, Can Türker: SIGMAFDB: Overview of the Magdeburg-Approach to Database Federations. EFIS 1999: 139-146
47 Stefan Conrad, Gunter Saake, Ingo Schmitt, Can Türker: Database Design: Object-Oriented versus Relational. EMISA 1999: 109-125
46 Stefan Conrad, Gunter Saake: Objektorientierung für Informationssysteme: Eine kritsche Bestandsaufnahme. EMISA 1999: 93-107
45EEGünter Preuner, Stefan Conrad: View Integration of Object Life-Cycles in Object-Oriented Design. ER 1999: 413-429
44EEKerstin Schwarz, Ingo Schmitt, Can Türker, Michael Höding, Eyk Hildebrandt, Sören Balko, Stefan Conrad, Gunter Saake: Design Support for Database Federations. ER 1999: 445-459
43 Kai-Uwe Sattler, Stefan Conrad: Konfliktbehandlung in einer Anfragesprache fuuml;Datenbankföderationen. Föderierte Datenbanken 1999: 144-157
42 Stefan Conrad: Aktivitäten des Arbeitskreises "Grundlagen von Informationssytemen" im Jahr 1999. Datenbank Rundbrief 24: 17-22 (1999)
41EEIngo Schmitt, Stefan Conrad: Restrukturierung objektorientierter Datenbankschemata mittels formaler Begriffsanalyse. Inform., Forsch. Entwickl. 14(4): 218-226 (1999)
40EEStefan Conrad, Wilhelm Hasselbring, Uwe Hohenstein, Ralf-Detlef Kutsche, Mark Roantree, Gunter Saake, Fèlix Saltor: Engineering Federated Information Systems: Report of EFIS '99 Workshop. SIGMOD Record 28(3): 9-11 (1999)
1998
39EEStefan Conrad, Ingo Schmitt, Can Türker: Considering Integrity Constraints During Federated Database Design. BNCOD 1998: 199-133
38 Ingo Schmitt, Stefan Conrad: Restructuring Object-Oriented Database Schemata by Concept Analysis. FMLDO 1998: 177-185
37 Stefan Conrad, Gunter Saake, Ingo Schmitt: Minisymposium: Neue Entwicklungen in der Informatikausbildung. GI Jahrestagung 1998: 361-364
36 Stefan Conrad, Wilhelm Hasselbring: Workshop: Integration Heterogener Softwaresysteme (IHS`98). GI Jahrestagung 1998: 389-390
35 Michael Höding, Stefan Conrad: Data-Mining Tasks in Federated Database Systems Design. IADT 1998: 384-391
34EEStefan Conrad, Jaime Ramos, Gunter Saake, Cristina Sernadas: Evolving Logical Specification in Information Systems. Logics for Databases and Information Systems 1998: 199-228
33EEStefan Conrad: A Logic Primer. Logics for Databases and Information Systems 1998: 5-30
32 Stefan Conrad, Wilhelm Hasselbring: IHS'98: Integration Heterogener Systeme (Workshop-Bericht). Datenbank Rundbrief 22: 15-17 (1998)
1997
31 Stefan Conrad, Can Türker, Gunter Saake: Towards Agent-Oriented Specification of Information Systems. Agents 1997: 502-503
30 Stefan Conrad, Michael Höding, Gunter Saake, Ingo Schmitt, Can Türker: Schema Integration with Integrity Constraints. BNCOD 1997: 200-214
29 Gunter Saake, Andreas Christiansen, Stefan Conrad, Michael Höding, Ingo Schmitt, Can Türker: Föderierung heterogener Datenbanksysteme DBS und lokaler Datenhaltungskomponenten zur systemübergreifenden Integritätssicherung. BTW 1997: 322-331
28 Stefan Conrad, Ingo Schmitt, Can Türker: Behandlung von Integritätsbedingungen bei Schemarestrukturierung und Schemaintegration. BTW 1997: 352-369
27EEIngo Schmitt, Stefan Conrad: Restructuring Class Hierarchies for Schema Integration. DASFAA 1997: 411-420
26 Stefan Conrad, Ingo Schmitt, Can Türker: Dealing with Integrity Constraints During Schema Integration. EFDBS 1997: 13-22
25 Stefan Conrad, Gunter Saake: Extending Temporal Logic for Capturing Evolving Behaviour. ISMIS 1997: 60-71
24EEStefan Conrad, Gunter Saake, Can Türker: Towards an Agent-Oriented Framework for Specification of Information Systems. ModelAge Workshop 1997: 57-73
23 Stefan Conrad: Workshopbericht ``Integrity in Databases'' (FMLDO '96). Datenbank Rundbrief 19: 77-79 (1997)
22 Stefan Conrad, Wilhelm Hasselbring: Bericht von der GI-Fachtagung BTW '97 - Datenbanken in Büro, Technik und Wissenschaft, Ulm 5.-7. März 1997. Datenbank Rundbrief 20: 12-14 (1997)
21 Stefan Conrad, Wilhelm Hasselbring, Andreas Winter: The 9th Conference on Advanced Information Systems Engineering (CAiSE '97), Barcelona, 16-20 Juni 1997. Datenbank Rundbrief 20: 15-17 (1997)
20 Andreas Christiansen, Stefan Conrad, Steffen Geschke, Michael Höding, Gunter Saake, Kerstin Schwarz: Resümee vom Herbsttreffen der FG Datenbanken und des AK Grundlagen von Informationssystemen, Magdeburg, 1997. Datenbank Rundbrief 20: 18-19 (1997)
19 Stefan Conrad: Föderierte Datenbanksysteme: Konzepte der Integration (Zusammenfassung). Datenbank Rundbrief 20: 99-100 (1997)
18EEStefan Conrad, Barry Eaglestone, Wilhelm Hasselbring, Mark Roantree, Fèlix Saltor, Martin Schönhoff, Markus Strässler, Mark W. W. Vermeer: Research Issues in Federated Database Systems: Report of EFDBS '97 Workshop. SIGMOD Record 26(4): 54-56 (1997)
1996
17 Can Türker, Stefan Conrad, Gunter Saake: Dynamically Changing Behavior: An Agent-Oriented View to Modeling Intelligent Information Systems. ISMIS 1996: 572-581
16EEStefan Conrad: A Basic Calculus for Verifying Properties of Interacting Objects. Data Knowl. Eng. 18(2): 119-145 (1996)
1995
15 Stefan Conrad: Unterstützung eines korrektheitszentrierten Entwurfs in Informationssystemen. BTW 1995: 150-159
14 Can Türker, Stefan Conrad: Aktive Mechanismen zur Konsistenzsicherung in föderierten Datenbanksystemen. Grundlagen von Datenbanken 1995: 148-152
13 Martin Gogolla, Stefan Conrad, Grit Denker, Rudolf Herzig: TROLL light - The Language and its Development Environment. KORSO Book 1995: 205-222
12EEGunter Saake, Stefan Conrad, Can Türker: From Object Specification towards Agent Design. OOER 1995: 329-340
11 Stefan Conrad, Grit Denker, Martin Gogolla, Rudolf Herzig, Nikolaos Vlachantonis, Hans-Dieter Ehrich: Entwicklung zuverlässiger Informationssysteme. EMISA Forum 5(2): 25-33 (1995)
10EEMartin Gogolla, Stefan Conrad, Grit Denker, Rudolf Herzig, Nikolaos Vlachantonis: A Development Environment for an Object Specification Language. IEEE Trans. Knowl. Data Eng. 7(3): 505-508 (1995)
1994
9 Stefan Conrad, Martin Gogolla, Rudolf Herzig: Safe Derivations in Object Hierarchies. OOIS 1994: 306-319
8 Stefan Conrad: Ein Basiskalkül für die Verifikation von Eigenschaften synchron interagierender Objekte. GI Datenbank Rundbrief 14: 59 (1994)
1993
7 Nikolaos Vlachantonis, Rudolf Herzig, Martin Gogolla, Grit Denker, Stefan Conrad, Hans-Dieter Ehrich: Towards Reliable Information Systems: The KorSo Approach CAiSE 1993: 463-482
6 Martin Gogolla, Stefan Conrad, Rudolf Herzig: Sketching Concepts and Computational Model of TROLL light. DISCO 1993: 17-32
5EEMartin Gogolla, Rudolf Herzig, Stefan Conrad, Grit Denker, Nikolaos Vlachantonis: Integrating the ER Approach in an OO Environment. ER 1993: 376-389
4 Stefan Conrad, Grit Denker, Martin Gogolla, Rudolf Herzig, Nikolaos Vlachantonis, Hans-Dieter Ehrich: Zur Entwicklung zuverlässiger Informationssysteme in KorSo. GI Jahrestagung 1993: 464-469
3 Stefan Conrad: Zur Verifikation von Objekteigenschaften. Grundlagen von Datenbanken 1993: 40-44
1992
2 Stefan Conrad: On Certification of Specifications for TROLL light Objects. COMPASS/ADT 1992: 158-172
1EEStefan Conrad, Martin Gogolla: An Annotated Bibliography on Object-Orientation and Deduction. SIGMOD Record 21(1): 123-132 (1992)

Coauthor Index

1Evguenia Altareva [61] [67] [70] [71] [79]
2Nasreddine Aoumeur [52]
3Sven Apel [91]
4Sören Balko [44] [48]
5Herman Balsters [63]
6Bert O. de Brock [63]
7Alexander Chernin [90]
8Andreas Christiansen [20] [29]
9Grit Denker [4] [5] [7] [10] [11] [13]
10A. Diekmann [48]
11Oliver Dunemann [62]
12Barry Eaglestone [18]
13Hans-Dieter Ehrich [4] [7] [11]
14Jörg Fischer [54]
15Ingolf Geist [62]
16Steffen Geschke [20]
17Martin Gogolla [1] [4] [5] [6] [7] [9] [10] [11] [13]
18Michael Granitzer [91]
19Wilhelm Hasselbring [18] [21] [22] [32] [36] [40] [65] [72] [73]
20Rudolf Herzig [4] [5] [6] [7] [9] [10] [11] [13]
21Eyk Hildebrandt [44] [48]
22Ludmila Himmelspach [90]
23Michael Höding [20] [29] [30] [35] [44] [48]
24Uwe Hohenstein [40]
25Hagen Höpfner [73] [92]
26Anne E. James [65] [72] [73]
27Matthias Jarke [91]
28Dalen Kambur [65]
29David Kensche [91]
30Ralf Klamma [91]
31Mehmet Kolac [90]
32Harald Kosch [91]
33Krasimir Kutsarov [90]
34Ralf-Detlef Kutsche [40] [65]
35Cristian Pérez de Laborda [69] [74] [75] [80] [82] [83] [85] [87]
36Mehdi Bin Lamine [97]
37Regina Langer [98]
38Michael Matuschek [96]
39Hussien Oakasha [49] [50] [59]
40Asem Omari [84] [86] [89] [97] [98]
41Christopher Popfinger [74] [75] [78] [80] [81] [90]
42Günter Preuner [45] [58]
43Christoph Quix [91]
44Erhard Rahm [91]
45Jaime Ramos [34]
46Mark Roantree [18] [40]
47Marko Rosenmüller [91]
48Gunter Saake [12] [17] [20] [24] [25] [29] [30] [31] [34] [37] [40] [44] [46] [47] [48] [49] [50] [51] [52] [55] [56] [59] [62] [66] [68] [77] [91]
49Fèlix Saltor [18] [40]
50Mireille Samia [76] [88]
51Kai-Uwe Sattler [43] [48] [51] [56] [62] [66] [68] [77]
52Tim Schlüter [94] [96]
53Ingo Schmitt [26] [27] [28] [29] [30] [37] [38] [39] [41] [44] [47] [48]
54Thomas Scholz [95]
55Martin Schönhoff [18]
56Michael Schrefl [58]
57Kerstin Schwarz [20] [44] [48]
58Thomas Seidl [91]
59Cristina Sernadas [34]
60Olaf Spinczyk [91]
61Markus Strässler [18]
62Philippe Thiran (Ph. Thiran) [65]
63Can Türker [12] [14] [17] [24] [26] [28] [29] [30] [31] [39] [44] [47] [48] [55]
64Klaus Turowski [60]
65Mark W. W. Vermeer [18]
66Nikolaos Vlachantonis [4] [5] [7] [10] [11]
67Johanna Vompras [93] [95]
68Andreas Winter [21]
69Catharine M. Wyss [73]
70Katrin Zaiß [94]

Colors in the list of coauthors

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