Polarization Measurement and Control in Optical Fiber Communication and Sensor Systems A practical handbook covering polarization measurement and control in optical communication and sensor systems In Polarization Measurement and Control in Optical Fiber Communication and Sensor Systems, the authors deliver a comprehensive exploration of polarization related phenomena, as well as the methodologies, techniques, and devices used to eliminate, mitigate, or compensate for polarization related problems and impairments. The book also discusses polarization-related parameter measurement and characterization technologies in optical fibers and fiber optic devices and the utilization of polarization to solve problems or enable new capabilities in communications, sensing, and measurement systems. The authors provide a practical and hands-on treatment of the information that engineers, scientists, and graduate students must grasp to be successful in their everyday work. In addition to coverage of topics ranging from the use of polarization analysis to obtain instantaneous spectral information on light sources to the design of novel fiber optic gyroscopes for rotation sensing, Polarization Measurement and Control in Optical Fiber Communication and Sensor Systems offers: A thorough introduction to polarization in optical fiber studies, including a history of polarization in optical fiber communication and sensor systems Comprehensive discussions of the fundamentals of polarization, including the effects unique to optical fiber systems, as well as extensive coverage Jones and Mueller matrix calculus for polarization analysis In-depth treatments of active polarization controlling devices for optical fiber systems, including polarization controllers, scramblers, emulators, switches, and binary polarization state generators Fulsome explorations of passive polarization management devices, including polarizers, polarization beam splitters/displacers, wave-plates, Faraday rotators, and depolarizers Extensive review of polarization measurement techniques and devices, including time-division, amplitude-division, and wave-front division Stokes polarimeters, as well as various Mueller matrix polarimeters for PMD, PDL, and birefringence measurements Premiere of binary polarization state analyzers and binary Mueller matrix polarimeters pioneered by the authors, including their applications for highly sensitive PMD, PDL, and birefringence measurements Comprehensive discussion on distributed polarization analysis techniques developed by the authors, including their applications in solving real world problems Detailed descriptions of high accuracy polarimetric fiber optic electric current and magnetic field sensors Perfect for professional engineers, scientists, and graduate students studying fiber optics, Polarization Measurement and Control in Optical Fiber Communication and Sensor Systems enables one to quickly grasp extensive knowledge and latest development of polarization in optical fibers and will earn a place in the libraries of professors and teachers of photonics and related disciplines.
Managing Educational Technology examines the ways in which stakeholders from businesses, K-12 schools, and universities can influence the quality and success of technology integration in primary and secondary classrooms. Inspired by their experiences in the field as educators, education researchers, and technology evaluators, the authors present vignettes that highlight the benefits, demands, and limitations often associated with the introduction and integration of educational technologies to K-12 school environments. These examples also underscore the inherent nuances in partnerships among businesses, K-12 schools, and universities. Readers can use these rich examples when considering ways to integrate products into schools, as well as when discussing, analyzing, and evaluating the promises of and challenges in doing so. End-of-chapter questions guide readers to consider alternate actions and identify steps for additional growth, which complement the authors’ practical suggestions to strengthen business–school–university partnerships. Any reader interested in educational technology, educational leadership, or business will benefit from this insightful investigation of business–school–university partnerships.
This book intends to make sense of how Chinese leaders perceive China’s rise in the world through the eyes of China’s international relations (IR) scholars. Drawing on a unique, four-year opinion survey of these scholars at the annual conference of the Chinese Community of Political Science and International Studies (CCPSIS) in Beijing from 2014–2017, the authors examine Chinese IR scholars’ perceptions of and views on key issues related to China’s power, its relationship with the United States and other major countries, and China’s position in the international system and track their changes over time. Furthermore, the authors complement the surveys with a textual analysis of the academic publications in China’s top five IR journals. By comparing and contrasting the opinion surveys and textual analyses, this book sheds new light on how Chinese IR scholars view the world as well as how they might influence China’s foreign policy.
Global supply chain integration is not only a rapidly growing feature of international trade, it is responsible for fundamentally changing trade policy at international and domestic levels. Given that final goods are produced with both domestic and foreign suppliers, Ka Zeng and Xiaojun Li argue that global supply chain integration pits firms and industries that are more heavily dependent on foreign supply chains against those that are less dependent on intermediate goods for domestic production. Hence, businesses whose supply chain would be disrupted as a result of increased trade barriers should lobby for preferential trade liberalization to maintain access to those foreign markets. Moreover, businesses whose products are used in the production of goods in foreign countries should also support preferential trade liberalization to compete with suppliers from other parts of the world. Fragmenting Globalization uses multiple methods, including time series, cross-sectional analysis of the pattern of Preferential Trade Alliance formation by existing World Trade Organization members, a firm-level survey, and case studies of the pattern of corporate support for regional trade liberalization in both China and the United States. Zeng and Li show that the growing fragmentation of global production, trade, and investment is altering trade policy away from the traditional divide between export-oriented and import-competing industries.
This book sheds light on state-of-the-art theories for more challenging outfit compatibility modeling scenarios. In particular, this book presents several cutting-edge graph learning techniques that can be used for outfit compatibility modeling. Due to its remarkable economic value, fashion compatibility modeling has gained increasing research attention in recent years. Although great efforts have been dedicated to this research area, previous studies mainly focused on fashion compatibility modeling for outfits that only involved two items and overlooked the fact that each outfit may be composed of a variable number of items. This book develops a series of graph-learning based outfit compatibility modeling schemes, all of which have been proven to be effective over several public real-world datasets. This systematic approach benefits readers by introducing the techniques for compatibility modeling of outfits that involve a variable number of composing items. To deal with the challenging task of outfit compatibility modeling, this book provides comprehensive solutions, including correlation-oriented graph learning, modality-oriented graph learning, unsupervised disentangled graph learning, partially supervised disentangled graph learning, and metapath-guided heterogeneous graph learning. Moreover, this book sheds light on research frontiers that can inspire future research directions for scientists and researchers.
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