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Purpose – The purpose of this paper is to provide and develop a comprehensive and holistic understanding of the working relationship between the in-house IT department and other parts of the business. Design/methodology/approach – In this paper, IT professionals and internal customers at...
Persistent link: https://www.econbiz.de/10009429683
By providing a route from model to architecture, Model Driven Architecture (MDA) promises, among other things, to narrow the gap between business users and software developers. That is, the approach is intended to involve stakeholders in modelling, so that, by transformation from Computationally...
Persistent link: https://www.econbiz.de/10009429693
Time series forecasting has a long track record in many application areas. In forecasting research, it has been illustrated that finding an individual algorithm that works best for all possible scenarios is hopeless. Therefore, instead of striving to design a single superior algorithm, current...
Persistent link: https://www.econbiz.de/10009429714
The combination of forecasts is a well established procedure for improving forecast performance and decreasing the risk of selecting an inferior model out of an existing pool of models. Work in this area mainly focuses on combining several functionally different models, but some publications...
Persistent link: https://www.econbiz.de/10009429719
Rapidly evolving businesses generate massive amounts of time-stamped data sequences and cause a demand for both univariate and multivariate time series forecasting. For such data, traditional predictive models based on autoregression are often not sufficient to capture complex non-linear...
Persistent link: https://www.econbiz.de/10009429720
A system has been developed that analyses the emotional content of web pages. Text is extracted from an embedded Internet browser and sent to a text-to-emotion engine that identifies the emotive content. An experiment was conducted that examines the effect the emotional content of the web page...
Persistent link: https://www.econbiz.de/10009429721
This article reports on the latest developments of our Emotional Stock Analyser application. The original application automatically analyses the text that is input by the user, using a text-to-emotion engine that identifies the emotive content. The whole text of newspaper articles about the...
Persistent link: https://www.econbiz.de/10009429722
There is a continuing drive for better, more robust generalisation performance from classification systems, and prediction systems in general. Ensemble methods, or the combining of multiple classifiers, have become an accepted and successful tool for doing this, though the reasons for success...
Persistent link: https://www.econbiz.de/10009429724
Software is quite often expensive to develop and can become a major cost factor in corporate information systems budgets. With the variability of software characteristics and the continual emergence of new technologies the accurate prediction of software development costs is a critical problem...
Persistent link: https://www.econbiz.de/10009429735
Ensuring that organizational IT is in alignment with and provides support for an organization's business strategy is critical to business success. Despite this, business strategy and strategic alignment issues are all but ignored in the requirements engineering research literature. We present...
Persistent link: https://www.econbiz.de/10009429736