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The legacy problem in government agencies

Assia Alexandrova, Lucia Rapanotti, Ivan Horrocks
2015 Proceedings of the 16th Annual International Conference on Digital Government Research - dg.o '15  
When practitioners embark on legacy systems replacement projects, they tend to use the legacy software's features as business requirements for its replacement application.  ...  Government organizations continue to be heavily reliant on legacy systems to support their business-critical functions.  ...  taken for legacy replacement projects to those for the procurement and development of systems without predecessors.  ... 
doi:10.1145/2757401.2757406 dblp:conf/dgo/AlexandrovaRH15 fatcat:xbcqukpepzdbxb6mx2enawisbi

RE-PROVO: An Evaluation of Gamification in a Law Enforcement Organization

Assia Alexandrova, Lucia Rapanotti, Ivan Horrocks
2016 ACM SIGCHI Annual Symposium on Computer-Human Interaction in Play  
Government organizations rely extensively on legacy systems for their operations.  ...  A prototype of an online discussion game designed to promote the analysis and critique of functional requirements for legacy system replacement and encourage creativity, was evaluated in a local law enforcement  ...  and analyzing business requirements for applications that are meant to replace legacy systems.  ... 
dblp:conf/chiplay/AlexandrovaRH16 fatcat:lmg4opkpibbp3n7b2i32fjic6m

Requirements analysis gamification in legacy system replacement projects

Assia Alexandrova, Lucia Rapanotti
2019 Requirements Engineering  
The replacement of legacy systems in the public sector is fraught with project delays, budgetary overruns, technological and business process complexities.  ...  However, it is difficult for practitioners to transcend the business and systems models prevalent in their organizations for many years.  ...  foster creativity in business (functional) requirements analysis and development during legacy system replacement projects.  ... 
doi:10.1007/s00766-019-00311-2 fatcat:auvf6djqvzdxtfjqs3efnzesra

Innovation vs. Heritage: a Requirements Game to Encourage Creativity in Government Agencies' Legacy Systems Replacement Projects

Assia Alexandrova, Lucia Rapanotti, Ivan Horrocks
2014 Requirements Engineering: Foundation for Software Quality  
The replacement of legacy systems in government agencies is a challenging and complex process.  ...  Since legacy replication occurs prominently during the requirements phase of legacy replacement projects, an online role-playing game (PROVO) was designed to promote creativity during the analysis and  ...  To this end, we propose the development of an online organizational role-playing game to assist business experts with the analysis of business requirements for applications replacing legacy systems in  ... 
dblp:conf/refsq/AlexandrovaRH14 fatcat:wgwrau4yk5cuth6tswfrfeloaq

Information Integration - An Essential Pillar in e-Government Development

Luminita Hurbean
2008 Social Science Research Network  
The purpose of this paper is to explain and promote the need for ERP implementation in the public sector, to support the growing request for effective information systems, from the e-government viewpoint  ...  The challenges analysis turns out four major issues to address in order to overcome the integration obstacles and create a solid infrastructure for e-government.  ...  In fact, for most government ERP implementations the return on investment (ROI) comes from the retirement of legacy systems (Sommer R.A., 2006: 69) .  ... 
doi:10.2139/ssrn.1282028 fatcat:vjmlef7wufevxlzmmcjpz6j7aq

A Guidance to Legacy Systems Modernization

Humairath KM Abu Bakar, Rozilawati Razali, Dian Indrayani Jambari
2020 International Journal on Advanced Science, Engineering and Information Technology  
These systems are also essential to organizations as they have been operated for many years and possess high business value.  ...  Rapid development of information technology and communication (ICT) has increased the use of information systems in organizations since a decade ago.  ...  ACKNOWLEDGEMENT We would like to thank Faculty of Information Science and Technology, Universiti Kebangsaan Malaysia for supporting this project.  ... 
doi:10.18517/ijaseit.10.3.10265 fatcat:utxdeeopvfc6djgqggdbhynoau

IT Innovation Squeeze: Propositions and a Methodology for Deciding to Continue or Decommission Legacy Systems [chapter]

G. R. Gangadharan, Eleonora J. Kuiper, Marijn Janssen, Paul Oude Luttighuis
2013 IFIP Advances in Information and Communication Technology  
Especially where business requirements put time pressure on the evolution of the IT landscape the decision whether to continue and maintain legacy systems or to decommission legacy systems in time has  ...  We conclude this paper by proposing a methodology that helps organizations in finding the right balance between discontinuing and maintaining legacy systems.  ...  This work resulted from the ArchiValue project, in which the Dutch Tax and Customs Administration collaborates with Novay, BiZZdesign, and APG.  ... 
doi:10.1007/978-3-642-38862-0_30 fatcat:5m7fsba2ejhlbhjmxxuvvhbmwy

A Framework to Assess Legacy Software Systems

Basem Y Alkazemi
2014 Journal of Software  
On the other hand, several organizations still possess legacy software systems, which have definite functionalities but may limit their development progress to comply with emerging e-business needs.  ...  This paper develops a conceptual framework to analyse legacy software systems in order to support CEOs in making informed decisions about the appropriate approaches to follow in order to keep their organizations  ...  ACKNOWLEDGMENT The author wishes to thank the IT deanship at Umm Al-Qura University (UQU) for supporting part of this research and helping to provide necessary information to conduct the field study.  ... 
doi:10.4304/jsw.9.1.111-115 fatcat:tvdtv67tsrcffmdfmjltclzxoq

Caught in between: How an Organization Became a Prisoner of Its Legacy System after IS Change

Tapani Rinta-Kahila
2018 International Conference on Information Systems  
Replacing a legacy system is a complex information system (IS) change project and represents severe economic and operational risks for an organization.  ...  Due to this, legacy systems are hard to get rid of and thus they sometimes continue to live alongside their intended replacement systems, forming complex IS architectures.  ...  Legacy System Replacement as a Socio-Technical Change Process Replacing a legacy system is arguably a compelling challenge for an organization as it requires executing bold organizational changes.  ... 
dblp:conf/icis/Rinta-Kahila18 fatcat:6tk4hz4d6vfd3lwzg4s4sdfble

An assessment strategy for identifying legacy system evolution requirements ineBusiness context

Lerina Aversano, Maria Tortorella
2004 Journal of Software Maintenance and Evolution Research and Practice  
Conceptually, evolving business processes [3, 4] should entail discarding the existing legacy systems to develop new software systems that meet the new business needs.  ...  Dually, the system evolution also has to be driven by the analysis of the organization hosting the process to be evolved [4, 5] .  ...  In addition, developing a replacement system from scratch often requires excessive resources and entails unaffordable costs and risks.  ... 
doi:10.1002/smr.296 fatcat:laydkv7lyvdzjboxk5c6ey2zae

Pattern-based process for a legacy to SOA modernization roadmap

Frank J. Frey, Carsten Hentrich, Uwe Zdun
2014 Proceedings of the 19th European Conference on Pattern Languages of Programs - EuroPLoP '14  
Many organizations still operate their business based on old legacy systems which cause high maintenance costs and are difficult to change.  ...  After the hype about service-oriented architectures (SOAs) was gone, they were implemented successfully and helped replacing old legacy systems with flexible services, for example at large companies in  ...  ACKNOWLEDGEMENTS We would like to thank our shepherd Stefan Sobernig for his strong support and valuable feedback for improving this paper.  ... 
doi:10.1145/2721956.2721969 dblp:conf/europlop/FreyHZ14 fatcat:kgenwkteyrcvxge6fs7vrwbdni

Soft Architectural Distance (SAD): How Far is the Legacy Architecture from SOA Architecture Principle?

Amit Mishra
2016 IOSR Journal of Computer Engineering  
Work is aimed to benefit industry in decision making process for legacy transformation projects. It is also useful in architectural analysis of existing systems.  ...  Higher the SAD score greater is the GAP and likely to enter in legacy crisis. This SAD score is normalized to value 1 (highest). Then threshold can be defined / decided suitably for any organization.  ...  , INTEROPERABILITY, SEARCHABLITY, REPLACEABILITY, ENCAPSULATION, LAW OF COMPOSITION SERVICE AUTONOMY Table II II SOA analysis matrix of LEGACY systems, to derive closeness score for SOA attributes  ... 
doi:10.9790/0661-15010010107-12 fatcat:6j3ypvcrxfc4vjmfrdcju7kcey

Process patterns for service-oriented software development

Mahdi Fahmideh, Mohsen Sharifi, Pooyan Jamshidi, Fereidoon Shams, Hassan Haghighi
Software systems development nowadays has moved towards dynamic composition of services that run on distributed infrastructures aligned with continuous changes in the system requirements.  ...  Consequently, software developers need to tailor project specific methodologies to fit their methodology requirements.  ...  In Plan Governance for Project Iterations, stakeholders collaborate to establish scope and fund for performing the governance model in the current iteration.  ... 
doi:10.1109/rcis.2011.6006856 dblp:conf/rcis/FahmidehSJSH11 fatcat:gnwqrb7xefesvkix2q44btkmca

Migrating a large scale legacy application to SOA: Challenges and lessons learned

Ravi Khadka, Amir Saeidi, Slinger Jansen, Jurriaan Hage, Geer P. Haas
2013 2013 20th Working Conference on Reverse Engineering (WCRE)  
business perspectives, and harvesting knowledge of the system throughout the system's life cycle.  ...  This paper presents the findings of a case study of a large scale legacy to service-oriented architecture migration process in the payments domain of a Dutch bank.  ...  The role of the Business Change Management and Architecture Board is crucial, in particular, in developing and executing the migration process, aligning the business goals with the architectural requirements  ... 
doi:10.1109/wcre.2013.6671318 dblp:conf/wcre/KhadkaSJHH13 fatcat:66etk6n24vf4xojlco4sheqkjq

Process Patterns for Service Oriented Development [article]

Mahdi Fahmideh, Mohsen Sharifi, Fereidoon Shams, Hasan Haghighi
2020 arXiv   pre-print
Software systems development nowadays has moved towards dynamic composition of services that run on distributed infrastructures aligned with continuous changes in the system requirements.  ...  Consequently, software developers need to tailor project specific methodologies to fit their methodology requirements.  ...  In the Plan Governance for Project Iterations, stakeholders collaborate to establish a scope and fund for performing the governance model in current iteration.  ... 
arXiv:2004.09381v2 fatcat:pkkg7ylxvzbupaqw6cumal5qve
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