Irina Rychkova

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Early Requirements and Business-IT Alignment with SEAM for Business

Gil Regev, Alain Wegmann, Irina Rychkova

The early requirements of an IT system should be aligned with the organization’s business imperatives. To understand these imperatives it is necessary to understand the organization’s position within its environment. SEAM for Business is a method designed ...

IEEE2007

Formal Semantics for Property-Property Relations in SEAM Visual Language: Towards Simulation and Analysis of Visual Specifications

Alain Wegmann, Irina Rychkova

SEAM is an enterprise architecture method that defines a visual language for modeling. Our goal is to provide formal semantics for SEAM. Model simulation, model comparison, and refinement verification are practical benefits we expect from this formalizatio ...

2007

Business-IT Alignment with SEAM for Enterprise Architecture

Gil Regev, Alain Wegmann, Lam Son Lê, Irina Rychkova, José Diego de la Cruz Garcia

To align an IT system with an organization’s needs, it is necessary to understand the organization’s position within its environment a well as its internals. In SEAM for Enterprise Architecture the organization is considered as a hierarchy of systems that ...

IEEE2007

Teaching Enterprise and Service-Oriented Architecture in Practice

Gil Regev, Alain Wegmann, Lam Son Lê, Irina Rychkova, José Diego de la Cruz Garcia

Many companies expect their IT developers to understand their business strategy and to specify IT systems that will impact favorably the execution of their business strategy. Enterprise Architecture (EA) and Service-Oriented Architecture (SOA) address thes ...

2007

An Example of a Hierarchical System Model Using SEAM and its Formalization in Alloy

Gil Regev, Alain Wegmann, Lam Son Lê, Irina Rychkova, José Diego de la Cruz Garcia

SEAM is an enterprise architecture method based on RM-ODP part 2. In this paper, we present an example of a SEAM hierarchical model where the behavioral part is formalized in Alloy. We introduce four kinds of actions and their relationships to properties t ...

2007

From Business to IT with SEAM: J2EE Pet Store Example

Alain Wegmann, Gil Regev, Lam Son Lê, Irina Rychkova

Business and IT alignment demands clear traceability between the applications to be developed and the business requirements. SEAM is a systemic visual approach for modeling systems, including information systems and organizations. This paper illustrates ho ...

2007

A Method of Functional Alignment Verification in Hierarchical Enterprise Models

Alain Wegmann, Irina Rychkova

Enterprise modeling involves multiple domains of expertise: requirements engineering, business process modeling, IT development etc. Our experience has shown that hierarchical enterprise models, made of an assembly of system models, are effective. In these ...

2006

A Method and Tool for Business-IT Alignment in Enterprise Architecture

Gil Regev, Alain Wegmann, Pavel Balabko, Lam Son Lê, Irina Rychkova

Enterprise architects seek to align enterprise processes and structure with their supporting IT systems so that enterprises can flourish in their environment. The enterprise architecture (EA) discipline has emerged from business best practices. EA framewor ...

2005

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Early Requirements and Business-IT Alignment with SEAM for Business

Gil Regev, Alain Wegmann, Irina Rychkova

IEEE2007

Formal Semantics for Property-Property Relations in SEAM Visual Language: Towards Simulation and Analysis of Visual Specifications

Alain Wegmann, Irina Rychkova

2007