Heiko Ludwig
Heiko Ludwig
Research Manager, IBM Research
Verified email at us.ibm.com
TitleCited byYear
The WSLA framework: Specifying and monitoring service level agreements for web services
A Keller, H Ludwig
Journal of Network and Systems Management 11 (1), 57-81, 2003
12302003
Web services agreement specification (WS-Agreement)
A Andrieux, K Czajkowski, A Dan, K Keahey, H Ludwig, T Nakata, ...
Open grid forum 128 (1), 216, 2007
9842007
Web service level agreement (WSLA) language specification
H Ludwig, A Keller, A Dan, RP King, R Franck
Ibm corporation, 815-824, 2003
5362003
CrossFlow: Cross-organizational workflow management in dynamic virtual enterprises
P Grefen, K Aberer, Y Hoffner, H Ludwig
Computer Systems Science & Engineering 1 (ARTICLE), 277-290, 2000
4812000
Web services on demand: WSLA-driven automated management
A Dan, D Davis, R Kearney, A Keller, R King, D Kuebler, H Ludwig, ...
IBM systems journal 43 (1), 136-158, 2004
3842004
Cremona: an architecture and library for creation and monitoring of WS-agreents
H Ludwig, A Dan, R Kearney
Proceedings of the 2nd international conference on Service oriented …, 2004
2672004
A service level agreement language for dynamic electronic services
H Ludwig, A Keller, A Dan, R King, R Franck
Electronic Commerce Research 3 (1-2), 43-59, 2003
2482003
Web services QoS: external SLAs and internal policies or: how do we deliver what we promise?
H Ludwig
Fourth International Conference on Web Information Systems Engineering …, 2003
1542003
Contract-driven creation and operation of virtual enterprises
Y Hoffner, S Field, P Grefen, H Ludwig
Computer networks 37 (2), 111-136, 2001
1512001
Defining and Monitoring Service-Level Agreements for Dynamic e-Business.
A Keller, H Ludwig
Lisa 2, 189-204, 2002
1332002
Crossflow: Cross-organizational workflow management for service outsourcing in dynamic virtual enterprises
P Grefen, K Aberer, Y Hoffner, H Ludwig
Data Engineering Bulletin 24 (ARTICLE), 52-57, 2001
1302001
Web service differentiation with service level agreements
A Dan, H Ludwig, G Pacifici
White Paper, IBM Corporation 3, 2003
1022003
PANDA: Specifying policies for automated negotiations of service contracts
H Gimpel, H Ludwig, A Dan, B Kearney
International Conference on Service-Oriented Computing, 287-302, 2003
902003
A three-level framework for process and data management of complex e-services
P Grefen, H Ludwig, S Angelov
International Journal of Cooperative Information Systems 12 (04), 487-531, 2003
892003
Managing dynamic services: A contract based approach to a conceptual architecture
A Keller, G Kar, H Ludwig, A Dan, JL Hellerstein
NOMS 2002. IEEE/IFIP Network Operations and Management Symposium.'Management …, 2002
892002
An analysis of web services support for dynamic business process outsourcing
P Grefen, H Ludwig, A Dan, S Angelov
Information and Software Technology 48 (11), 1115-1134, 2006
862006
Using a model-driven transformational approach and service-oriented architecture for service delivery management
S Kumaran, P Bishop, T Chao, P Dhoolia, P Jain, R Jaluka, H Ludwig, ...
IBM Systems Journal 46 (3), 513-529, 2007
662007
Web Services Agreement Specification (WS-Agreement) Version 2005/09
A Andrieux, K Czajkowski, A Dan, K Keahey, H Ludwig, T Nakata, ...
Global Grid Forum, 2005
662005
Virtual enterprise co-ordinator—agreement-driven gateways for cross-organisational workflow management
H Ludwig, K Whittingham
ACM SIGSOFT Software Engineering Notes 24 (2), 29-38, 1999
631999
Method for inter-enterprise role-based authorization
HH Ludwig, LJ O'connor
US Patent 7,222,107, 2007
462007
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Articles 1–20