Showing 1 - 10 of 4,579
In this paper we provide experimental results and extensions to our previous theoretical findings concerning the combination of forecasts that have been diversified by three different methods: with parameters learned at different data aggregation levels, by thick modeling and by the use of...
Persistent link: https://www.econbiz.de/10009429665
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
relationship between the in-house IT department and other parts of the business. Design/methodology/approach – In this paper, IT …
Persistent link: https://www.econbiz.de/10009429683
processes on a global scale. This study investigates the extent to which e-business tools of the e-marketplace are used by … channel members in the retail sector for business-to-business supply chain management (SCM). The study is based on a survey …
Persistent link: https://www.econbiz.de/10009429823
Globalization and the Internet are creating a new form of network organization characterized by networks of cooperating and competing firms. The concept of network organization advocates flexible and open organizational structures that would improve coordination among organizational units and...
Persistent link: https://www.econbiz.de/10009429828
approach, the author examines in detail some of the e-business models impacting on the travel industry both in the Business-to-Business … (B2B) and Business-to-Consumer (B2C) markets. Although B2C leisure transactions currently account for just 1% of the … players will need to ensure their e-business model adds value for the customer, otherwise their position in the value chain …
Persistent link: https://www.econbiz.de/10009429831
In electronic markets, the Internet creates new network structures that enable firms to integrate cross-functional activities at relatively low cost and eliminate non-value-adding activities. However, there is little empirical evidence on how structural characteristics of network organization...
Persistent link: https://www.econbiz.de/10009429847
This paper provides a discussion of the effects of different multi-level learning approaches on the resulting out of sample forecast errors in the case of difficult real-world forecasting problems with large noise terms in the training data, frequently occurring structural breaks and quickly...
Persistent link: https://www.econbiz.de/10009429664
The parameter in negative correlation learning (NC) controls the degree of co-operation between individual networks. This paper looks at the way the choice of in the NC algorithm affects the complexity of the function NC can fit, and shows that it acts as a complexity control allowing smooth...
Persistent link: https://www.econbiz.de/10009429666
This paper provides a description and experimental comparison of different forecast combination techniques for the application of Revenue Management forecasting for Airlines. In order to benefit from the advantages of forecasts predicting seasonal demand using different forecast models on...
Persistent link: https://www.econbiz.de/10009429667