Archer's Bible presents an informative and comprehensive guide to archery equipment, accessories and related gear, showcasing thousands of items ranging from the latest high-tech bows and arrows to tree stands. 64 photos.
The RAFs only delta-winged fighter the Gloster Javelin was also Britains first true All-Weather Fighter. Based in the UK and in Germany, the RAFs Javelin squadrons formed the front line of Britains air defences in the late 1950s and early 1960s. During this time Javelin crews pioneered the operational use of guided missiles and air-to-air refuelling by fighter aircraft. In the Far East, Javelins were involved in operations during the Indonesian Confrontation and the aircraft was also deployed to Zambia during the Rhodesian UDI Crisis. In this history, which is richly illustrated with many previously unpublished photographs, Michael Napier blends official records with personal accounts to describe the operational history of this iconic jet fighter.
Shadows are holes in light. We see them all the time, and sometimes we notice them, but their part in our visual experience of the world is mysterious. In this book, an art historian draws on contemporary cognitive science, eighteenth-century theories of visual perception, and art history to discuss shadows and the visual knowledge they can offer.
In the Willapa Hills of southwest Washington, both the human community and the forest community are threatened with extinction. Virtually every acre of the hills has been logged, often repeatedly, in the past hundred years, endangering both the land and the people, leaving dying towns as well as a devastated ecosystem. Weaving vivid portraits of the place and its inhabitants—animal, plant, and human—with the story of his own love affair with the hills, Robert Michael Pyle has written a book so even–handed in its passion that it has been celebrated by those who make their living with a chain saw as well as by environmentalists. As he writes, 'My sympathies lie with the people and the woods, but not with the companies that have used them both with equal disregard. In his vivid portrayal of the land, plants, people and animals of the Willapa Hills of Washington State, Bob Pyle makes the modest patch of land he writes about a metaphor for the world.
Assesses the military performances of Iraq, Egypt, Jordan, Libya, Saudi Arabia, and Syria, from the first military engagements between Egypt and Israel to the 1991 Gulf War.
Armies of Sand asks, 'why have Arab militaries fought so poorly in the modern era?' It examines the performance of over two-dozen Arab militaries from 1948 to 2017, and compares them to a half-dozen non-Arab militaries, to conclude that politics, economics, and culture all contributed to the past weakness of Arab armies.
Written by the chief military correspondent of the New York Times and a prominent retired Marine general, this is the definitive account of the invasion of Iraq. A stunning work of investigative journalism, Cobra II describes in riveting detail how the American rush to Baghdad provided the opportunity for the virulent insurgency that followed. As Gordon and Trainor show, the brutal aftermath was not inevitable and was a surprise to the generals on both sides. Based on access to unseen documents and exclusive interviews with the men and women at the heart of the war, Cobra II provides firsthand accounts of the fighting on the ground and the high-level planning behind the scenes. Now with a new afterword that addresses what transpired after the fateful events of the summer of 2003, this is a peerless re-creation and analysis of the central event of our times.
From acclaimed aviation historian Michael Napier, this is a highly illustrated survey of the aerial fighting in the flashpoints of the Cold War. The Cold War years were a period of unprecedented peace in Europe, yet they also saw a number of localised but nonetheless very intense wars throughout the wider world in which air power played a vital role. Flashpoints describes eight of these Cold War conflicts: the Suez Crisis of 1956, the Congo Crisis of 1960–65, the Indo-Pakistan Wars of 1965 and 1971, the Arab-Israeli Wars of 1967 and 1973, the Falklands War of 1982 and the Iran–Iraq War of 1980–88. In all of them both sides had a credible air force equipped with modern types, and air power shaped the final outcome. Acclaimed aviation historian Michael Napier details the wide range of aircraft types used and the development of tactics over the period. The postwar years saw a revolution in aviation technology and design, particularly in the fields of missile development and electronic warfare, and these conflicts saw some of the most modern technology that the NATO and Warsaw Pact forces deployed, alongside some relatively obscure aircraft types such as the Westland Wyvern and the Folland Gnat. Highly illustrated, with over 240 images and maps, Flashpoints is an authoritative account of the most important air wars of the Cold War.
Este libro explica las aplicaciones específicas y las interpretaciones del biplot en muchas áreas del análisis multivariante. regresión, modelos lineales generalizados, análisis de componentes principales, análisis de correspondencias y análisis discriminante.
Michael Hanchett Hanson weaves together the history of the development of the psychological concepts of creativity with social constructivist views of power dynamics and pragmatic insights. He provides an engaging, thought-provoking analysis to interest anyone involved with creativity, from psychologists and educators to artists and philosophers.
The use of self-instructional learning materials, presented through a wide range of media, was becoming an increasingly pervasive and important part of the educational scene at all levels, from infant school to university. Much had been written, both theoretical and practical, about various aspects of the techniques for developing such materials. However, one phase of the development process, while generally recognised to be critical in producing materials of high quality and educational effectiveness, had been relatively neglected in the literature. This is the phase of trying out the materials in draft form on students, collecting feedback and undertaking revision in the light of the ensuing data. Based on considerable practical experience, this book, originally published in 1980, examines the planning and executing of the collection of feedback from students, on self-instructional learning materials concerned with various subject-matters and presented through various media, both printed and audio-visual. A brief survey of the development of materials-based learning is provided in order to set the use of student feedback in context, and to sort out some of the terminology in common use. The main part of the book illustrates a step by step method through all the stages of the try-out process, from initial planning of the project to final revision of the materials. Thus a particular approach to the process of trying out draft materials is advocated, which is outlined by means of a case study. Finally, there is an examination of whether using student feedback to revise learning materials can actually improve their educational quality and effectiveness, with particular reference to the approach described earlier. Incorporating a full bibliography, this study combines a comprehensive review of what is known about this crucial phase of developing learning materials, with an original ‘how to do it' guide for practitioners which has itself been subject to extensive try-out.
Compositional Data Analysis in Practice is a user-oriented practical guide to the analysis of data with the property of a constant sum, for example percentages adding up to 100%. Compositional data can give misleading results if regular statistical methods are applied, and are best analysed by first transforming them to logarithms of ratios. This book explains how this transformation affects the analysis, results and interpretation of this very special type of data. All aspects of compositional data analysis are considered: visualization, modelling, dimension-reduction, clustering and variable selection, with many examples in the fields of food science, archaeology, sociology and biochemistry, and a final chapter containing a complete case study using fatty acid compositions in ecology. The applicability of these methods extends to other fields such as linguistics, geochemistry, marketing, economics and finance. R Software The following repository contains data files and R scripts from the book https://github.com/michaelgreenacre/CODAinPractice. The R package easyCODA, which accompanies this book, is available on CRAN -- note that you should have version 0.25 or higher. The latest version of the package will always be available on R-Forge and can be installed from R with this instruction: install.packages("easyCODA", repos="http://R-Forge.R-project.org").
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