Today, our microprocessor driven digital world, cannot exist without the correct power supply voltage. Every microprocessor needs its power supply to be within a predefined range, to be able to function properly. A small glitch in the power supply can cause the system to crash. Incorrect power-up sequences, slow ramp-up and glitches on the supply lines are common problems that designers must ta...

The purpose of this Special Issue of Agricultural Systems is to lay the foundation for the next generation of agricultural systems data, models and knowledge products. In the Introduction to this Special Issue, we described a vision for accelerating the rate of agricultural innovation and meeting the growing global need for food and fiber. In this concluding article of the NextGen Special Issue...

In the context of Requirements Engineering (RE), both goal-driven and scenario-based approaches have proven useful for eliciting, justifying and validating system requirements. In order to overcome some of the deficiencies and limitations of these approaches when used in isolation, proposals have been made to couple goals and scenarios together. The CREWS1-L'Ecritoire approach advocates bi-dire...

With the advancement of information technology and increased market competition, construction companies are driven to employ supply chain management strategies to seek competitive advantage. Managing logistics is one component at the core of such strategies. An effective logistics system ensures delivery of the right products and services to the right customers at the right time while minimizin...

this article studies the generative grammar approach and some other theories driven from it to lexicon and lexical entries. generative grammar is known as a syntax-based theory, so some aspects of language which have been studied in this theory may have been ignored in other theories. this article shows that more attention has been given to lexicon and lexical entries since 50s. we may claim th...

With the use of IT, the nature of business processes has changed from intrato cross-enterprise. This has significantly altered enterprise interactions with suppliers and customers. Collaboration is essential for successful supply chain performance. In recent years a variety of initiatives have been adopted by industries. These attempted to create efficiency and effectiveness through integration...

Several surveys indicate that a significant percentage of data warehouses fail to meet business objectives or are outright failures. One of the reasons for this is that requirement analysis is typically overlooked in real projects. In this paper we propose GRAnD, a goal-oriented approach to requirement analysis for data warehouses based on the Tropos methodology. Two different perspectives are ...