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This increasing convergence between postal products and telecom applications is a new phenomenon in the communications environment: Postal operators provide new services on telecom infrastructures, telecom infrastructures are likely to substitute last mile ...
The network industries have been undergoing a process of reform, where liberalisation is one of the main features. This thesis studies the effect of liberalisation, with and without competition, on the incumbent's incentives to innovate. A model of incumbe ...
Spam is usually sent in bulk. A bulk mailing consists of many copies of the same original spam message, each sent to a different recipient. The copies are usually obfuscated, i.e. modified a bit in order to look different from each other. In collaborative ...
The paper presents a model for end-user directed access control to services in Internet service centres that, beside the classical Internet services (e.g., e-mail), offer a multitude of new services (e.g., on-line conferencing and auctioning) over the Inte ...
This study is making the case that the Universal Postal Service as currently defined at the European level should be modernized. The European Union plans to liberalize and build up an internal market for postal services by 2009 with the aim to foster impro ...
Skin tones, portraits in particular, are of critical importance in photography and video, but a number of factors, such as pigmentation irregularities (e.g., moles, freckles), irritation, roughness, or wrinkles can reduce their appeal. Moreover, such “defe ...
A round robin for the performance of roll-to-roll coated flexible large-area polymer solar-cell modules involving 18 different laboratories in Northern America, Europe and Middle East is presented. The study involved the performance measurement of the devi ...
A detailed investigation of the electrical resistivity of a series of monovalent (Ag) doped polycrystalline La1−xAgxMnO3 pellets with x ranging from 0.05 to 0.30 and measured over the temperature range between 10 and 350 K is reported. La1−xAgxMnO3 compoun ...
This work describes an image acquisition and processing system based on a new co-processor architecture designed for CMOS sensor imaging. The platform permits to configure a wide variety of acquisition modes (random region acquisition, variable image size, ...
Due to regulatory and institutional developments, changes in consumer behaviour and the emergence of new technologies during the last two decades, incumbent postal operators in Europe had to face new challenges, threats but also opportunities. The incumben ...