A crucial step during the design and engineering of communication systems is the estimation of their performance and behavior; especially for mathematically complex or highly dynamic systems network simulation is particularly useful. This book focuses on tools, modeling principles and state-of-the art models for discrete-event based network simulations, the standard method applied today in academia and industry for performance evaluation of new network designs and architectures. The focus of the tools part is on two distinct simulations engines: OmNet++ and ns-3, while it also deals with issues like parallelization, software integration and hardware simulations. The parts dealing with modeling and models for network simulations are split into a wireless section and a section dealing with higher layers. The wireless section covers all essential modeling principles for dealing with physical layer, link layer and wireless channel behavior. In addition, detailed models for prominent wireless systems like IEEE 802.11 and IEEE 802.16 are presented. In the part on higher layers, classical modeling approaches for the network layer, the transport layer and the application layer are presented in addition to modeling approaches for peer-to-peer networks and topologies of networks. The modeling parts are accompanied with catalogues of model implementations for a large set of different simulation engines. The book is aimed at master students and PhD students of computer science and electrical engineering as well as at researchers and practitioners from academia and industry that are dealing with network simulation at any layer of the protocol stack.
Biomedical Engineering is a highly interdisciplinary and well established discipline spanning across engineering, medicine and biology. A single definition of Biomedical Engineering is hardly unanimously accepted but it is often easier to identify what activities are included in it. This volume collects works on recent advances in Biomedical Engineering and provides a bird-view on a very broad field, ranging from purely theoretical frameworks to clinical applications and from diagnosis to treatment.
The German contribution in a famous Turkish victory at Gallipoli has been overshadowed by the Mustafa Kemal legend. The commanding presence of German General Liman von Sanders in the operations is well known. But relatively little is known about the background of German military intervention in Ottoman affairs. Klaus Wolf fills this gap as a result of extensive research in the German records and the published literature. He examines the military assistance offered by the German Empire in the years preceding 1914 and the German involvement in ensuring that the Ottomans fought on the side of the Central Powers and that they made best use of the German military and naval missions. He highlights the fundamental reforms that were required after the battering the Turks received in various Balkan wars, particularly in the Turkish Army, and the challenges that faced the members of the German missions. When the allied invasion of Gallipoli was launched, German officers became a vital part of a robust Turkish defense – be it at sea or on land, at senior command level or commanding units of infantry and artillery. In due course German aviators were to be, in effect, founding fathers of the Turkish air arm; whilst junior ranks played an important part as, for example, machine gunners. This book is not only their missing memorial but a missing link in understanding the tragedy that was Gallipoli.
International Marketing is an adaptation of a best-selling German text, which considers the global marketing arena from a new and original perspective. It focuses upon international marketing primarily as the coordination of a company's different national marketing programmes. How can for example an exchange of marketing knowledge across borders add value to a company's position in other markets? What impact does the exchange of goods and information across borders by customers have? What effect can 'going international' have on an international cost position? How can lead markets act as a guide to future developments in other countries? International Marketing takes a comprehensive look at all the underlying concepts, using a wealth of truly European examples and substantial case studies.
Inflammatory cell recruitment requires the concerted action of at least five major sets of adhesion molecules: integrins, immunoglobulin-like molecules, selectins, carbohydrate structures serving as selectin ligands, and certain ectoenzymes. This volume gives a comprehensive overview on the most relevant leukocyte and endothelial adhesion molecules. The chapters are written by leaders in the field and focus on the biology, structure, function, and regulation of adhesion molecules. Currently approved adhesion molecule-based therapies are reviewed and an outlook for future approaches is also provided. The book is of interest to clinicians and scientists from immunology, physiology, cancer research, rheumatology, allergology, infectious diseases, gastroenterology, pulmonology and cardiology.
The fifth edition of the Glossary of Geology contains nearly 40,000 entries, including 3.600 new terms and nearly 13,000 entries with revised definitions from the previous edition. In addition to definitions, many entries include background information and aids to syllabication. The Glossary draws its authority from the expertise of more than 100 geoscientists in many specialties who reviewed definitions and added new terms.
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