2,253 research outputs found

    Seq2Event: learning the language of soccer using transformer-based match event prediction

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    Soccer is a sport characterised by open and dynamic play, with player actions and roles aligned according to team strategies simultaneously and at multiple temporal scales with high spatial freedom. This complexity presents an analytics challenge, which to date has largely been solved by decomposing the game according to specific criteria to analyse specific problems. We propose a more holistic approach, utilising Transformer or RNN components in the novel Seq2Event model, in which the next match event is predicted given prior match events and context. We show metric creation using a general purpose context-aware model as a deployable practical application, and demonstrate development of the poss-util metric using a Seq2Event model. Summarising the expectation of key attacking events (shot, cross) during each possession, our metric is shown to correlate over matches (푟 = 0.91, 푛 = 190) with the popular xG metric. Example practical application of poss-util to analyse behaviour over possessions and matches is made. Potential in sports with stronger sequentiality, such as rugby union, is discussed

    Deadlock Free Specification based on Local Process Properties

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    We present a design methodology for the construction of parallel programs that is deadlock free, Provided that the "components" of the program are constructed according to a set of locally applied rules. In our model, a parallel program is a set of processes and a set of events. Each event is shared by two processes only and each process progresses cyclically. Events are distinguished as input and output events with respect to their two participating processes. On each cycle a process must complete all output events that it offers to the environment, be prepared to accept any, and accept at least one, of its input events before completing any computations and starting a new cycle. We show that however the events are distributed among the processes, the program is deadlock free

    Homer Simpson Ponders Politics: Popular Culture as Political Theory

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    It is often said that the poet Homer “educated” ancient Greece. Joseph J. Foy and Timothy M. Dale have assembled a team of notable scholars who argue, quite persuasively, that Homer Simpson and his ilk are educating America and offering insights into the social order and the human condition. Following Homer Simpson Goes to Washington (winner of the John G. Cawelti Award for Best Textbook or Primer on American and Popular Culture) and Homer Simpson Marches on Washington, this exceptional volume reveals how books like J. R. R. Tolkien’s The Hobbit and J. K. Rowling’s Harry Potter, movies like Avatar and Star Wars, and television shows like The Office and Firefly define Americans’ perceptions of society. The authors expand the discussion to explore the ways in which political theories play out in popular culture. Homer Simpson Ponders Politics includes a foreword by fantasy author Margaret Weis (coauthor/creator of the Dragonlance novels and game world) and is divided according to eras and themes in political thought: The first section explores civic virtue, applying the work of Plato and Aristotle to modern media. Part 2 draws on the philosophy of Hobbes, Locke, Rousseau, and Smith as a framework for understanding the role of the state. Part 3 explores the work of theorists such as Kant and Marx, and the final section investigates the ways in which movies and newer forms of electronic media either support or challenge the underlying assumptions of the democratic order. The result is an engaging read for undergraduate students as well as anyone interested in popular culture. Joseph J. Foy, associate campus dean and associate professor of political science at the University of Wisconsin–Waukesha, is the editor of Homer Simpson Goes to Washington: American Politics through Popular Culture and coeditor of Homer Simpson Marches on Washington: Dissent through American Popular Culture. Timothy M. Dale, assistant professor of political science at the University of Wisconsin–La Crosse, is coeditor of Homer Simpson Marches on Washington: Dissent through American Popular Culture. “Today, film, fiction, and television reflect our notions of civic virtue, morality, and the human condition—or at least help us to struggle with understanding and defining these. The ubiquitous nature of popular culture means that it will have an effect upon us, whether one likes that or not. The authors argue that, given this fact, even those who doubt the ‘seriousness’ of popular culture would do well to pay attention to it.”—Margaret Ferguson, Assistant Vice President for Statewide Academic Relations at Indiana University Since ancient times myths and stories have been used to convey our deepest thoughts about how to live together in community. With this book we now have a fun and engaging way to learn and think about political theory through the myths and stories of our time, popular culture. -- William Irwin, author of Black Sabbath and Philosophy: Mastering Reality Foy and Dale have done it again, this time with political theory! Political theory is one of the most difficult subjects that political science undergraduates encounter and Homer Simpson Ponders Politics opens up an avenue for students to engage many of the broad theories through some of the cultural artifacts with which they are most familiar: popular culture. These important theories bubble up through all areas of popular culture from Machiavelli and The Godfather to Plato and Star Wars— there is much to learn from this compendium. This is a useful book for students of political theory of any age or training and for those who are intrigued by the many political concepts popular culture teaches us. --Lilly J. Goren, coeditor of Women and the White House: Gender, Popular Culture, and Presidential Politics Most essays in this collection employ their philosophical guides in ways that can...disabuse undergraduates of the notion that political theory can better address the sterile and obsolete concerns of forgotten eras than fundamental questions about contemporary political life. -- Choicehttps://uknowledge.uky.edu/upk_american_popular_culture/1013/thumbnail.jp

    Vacancy generation resulting from electrical deactivation of arsenic

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    Electrical deactivation of arsenic in highly doped silicon has been studied using the positron-beam technique. Direct experimental evidence linking the formation of arsenic-vacancy complexes (i.e., As-n-v) to the deactivation process is reported. The average number of arsenic atoms per complex, (n) over bar>2, was determined by comparing the observed complex concentrations with those of the deactivated arsenic inferred from Hall-effect measurements. (C) 1995 American Institute of Physics.PT: J; CR: AERS GC, 1991, POSITRON BEAMS SOLIE, P162 ALATALO M, 1995, PHYS REV B, V51, P4176 CHU WK, 1980, LASER SOLID INTERACT, P253 DANNEFAER S, 1987, PHYS STATUS SOLIDI A, V102, P481 DLUBEK G, 1987, PHYS STATUS SOLIDI A, V102, P443 FAHEY PM, 1989, REV MOD PHYS, V61, P289 GOETZLICH J, 1985, ION BEAN PROCESSES A, P349 GOLDBERG RD, 1995, APPL SURF SCI, V85, P287 JACKMAN TE, 1989, APPL PHYS A-SOLID, V49, P335 LIETOILA A, 1981, J APPL PHYS, V52, P230 LIETOLA A, 1980, APPL PHYS LETT, V36, P675 LUNING S, 1992, IEDM, P349 LYNN KG, 1979, PHYS REV B, V20, P3566 PANDEY KC, 1988, PHYS REV LETT, V61, P1282 ROUSSEAU PM, 1994, APPL PHYS LETT, V65, P578 SCHULTZ PJ, 1988, NUCL INSTRUM METH B, V30, P94 SCHULTZ PJ, 1988, REV MOD PHYS, V60, P701 SIMPSON PJ, UNPUB; NR: 18; TC: 38; J9: APPL PHYS LETT; PG: 3; GA: TJ304Source type: Electronic(1

    Positron beam study of annealed silicon nitride films

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    Positron annihilation spectroscopy has been used to study silicon nitride films grown by plasma-enhanced chemical vapor deposition and annealed at different temperatures. For both silicon-rich and nitrogen-rich films, the positron line shape (S) parameter increases after annealing for 15 min at temperatures up to 700-800 degrees C. This is understood in terms of the fact that removal of the hydrogen by annealing leads to the presence of unpassivated silicon dangling bond sites and vacancy complexes. Annealing at higher temperatures leads to a reduction in the S parameter, consistent with further hydrogen removal producing unpassivated N- sites. (C) 1996 American Institute of Physics.PT: J; CR: ASOKAKUMAR P, 1994, J APPL PHYS, V76, P4935 GOLDBERG RD, 1995, APPL SURF SCI, V85, P287 GOSSMANN HJ, 1992, APPL PHYS LETT, V61, P540 HABRAKEN FHP, 1991, LPCVD SILICON NITRID, P118 HAKVOORT RA, 1991, APPL PHYS LETT, V59, P1687 HAKVOORT RA, 1993, THESIS DELFT U TECHN HEYNS M, 1991, LPCVD SILICON NITRID, P82 LANDFORD WA, 1978, J APPL PHYS, V49, P2473 LANDFORD WA, 1992, NUCL INSTRUM METH B, V66, P65 LANDHEER D, 1995, J APPL PHYS, V78, P2568 LU Z, 1995, J VAC SCI TECHNOL 1, V13, P607 LYNN KG, 1989, CAN J PHYS, V67, P618 MITCHELL LV, 1990, AIP C P, V218, P121 PEROVIC DD, 1991, PHYS REV B, V43, P14257 RUBLOFF GW, 1990, VACUUM, V41, P790 SCHULTZ PJ, 1988, NUCL INSTRUM METH B, V30, P94 SCHULTZ PJ, 1988, PHYS REV LETT, V61, P187 SCHULTZ PJ, 1988, REV MOD PHYS, V60, P701 SIMPSON PJ, 1991, PHYS REV B, V44, P12180 SMITH DL, 1990, J ELECTROCHEM SOC, V137, P614 SMITH DL, 1990, MATER RES SOC S P, V165, P69; NR: 21; TC: 1; J9: J APPL PHYS; PG: 5; GA: TY119Source type: Electronic(1

    Variable-energy positron beam study of arsenic diffusion in poly-silicon

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    The positron beam technique is shown to be a sensitive indicator of the presence of arsenic within the grain boundaries of poly-silicon. Variable-energy positron beam and secondary-ion mass spectrometry studies have been performed on As+-implanted pre-amorphized Si samples as a function of dose and rapid thermal anneal temperature. Positron trapping within negatively-charged grain boundaries of the recrystallized poly-Si is observed, resulting in a similar to 2% elevation in the Doppler-broadening S lineshape parameter value. Infusion of As+-ions into the grain boundaries passivates the charge and reduces their specific positron-trapping rate.PT: J; CR: AERS GC, 1991, POSITRON BEAMS SOLIE, P162 ASOKAKUMAR P, 1993, NUCL INSTRUM METH B, V74, P89 BOUSETTA A, 1991, NUCL INSTRUM METH B, V55, P565 DANNEFAER S, 1987, PHYS STATUS SOLIDI A, V102, P481 DANNEFAER S, 1989, J APPL PHYS, V66, P3526 DLUBEK G, 1987, PHYS STATUS SOLIDI A, V102, P443 FLYNN CP, 1992, POINT DEFECTS DIFFUS GANIN E, 1989, APPL PHYS LETT, V54, P2127 HAKVOORT RA, 1992, MATER SCI FORUM, V105, P1391 HAKVOORT RA, 1993, THESIS DELFT U TECHN JACKMAN TE, 1989, APPL PHYS A-SOLID, V49, P335 KALISH R, 1984, APPL PHYS LETT, V44, P107 KEINONEN J, 1988, PHYS REV B, V37, P8269 LEO PH, 1981, PHYS STATUS SOLIDI B, V108, K145 LOMBARDO S, 1994, J APPL PHYS, V75, P345 MAKINEN J, 1990, J APPL PHYS, V67, P990 MITCHELL IV, 1991, POSITRON BEAMS SOLID, P121 NASU H, 1987, YOGYO-KYOKAI-SHI, V95, P5 NIELSEN B, 1987, APPL PHYS LETT, V51, P1022 NIELSEN B, 1991, PHYS REV B, V44, P1812 SCHULTZ PJ, 1988, PHYS REV LETT, V61, P187 SCHULTZ PJ, 1988, REV MOD PHYS, V60, P701 SEIDEL TE, 1991, NUCL INSTRUM METH B, V55, P17 SIMPSON PJ, 1991, POSITRON BEAMS SOLID, P125 TAKAI M, 1989, NUCL INSTRUM METH B, V39, P352 TANDBERG E, 1989, CAN J PHYS, V67, P275 VANDERDRIFT A, 1967, PHILIPS RES REP, V22, P267; NR: 27; TC: 0; J9: APPL SURF SCI; PG: 6; GA: QD950Source type: Electronic(1

    Kanter Revisited: Gender, Power and (In)visibility

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    This paper revisits Kanter's (1977) seminal work Men and Women of the Corporation, rereading her account of numerical advantage and disadvantage through a poststructuralist lens which exposes hidden dimensions of gendered power. This lens is captured in the ‘(In)visibility Vortex’ (Lewis and Simpson, 2010) which highlights struggles and tensions around the norm through processes of preservation and concealment within the norm as well as dynamics of revealing, exposure and disappearance as features of the margins. The study draws on developments in feminist theorizing, specially around visibility, invisibility and power, to facilitate this rereading. In so doing, the author demonstrate that while Kanter retreated from explanations based on the gendering of organizations or from recognition of gendered power, these dynamics can be identified in her text. The authors suggest that rereading classic texts can surface dimensions of organizations that have contemporary significance and can inform future research

    The People v. Orenthal James Simpson: Race and Trial Advocacy

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    This chapter focuses on the trial story behind the high profile case of People v. Orenthal James Simpson. As the author points out, the Simpson case focused attention on some of the most important issues in the criminal justice system, including class and race disparities, DNA evidence, and police perjury. The author here focuses on the issue of race--its significance in the trial and how it affected the advocacy of the lawyers. She discusses the emotional conflicts over race within the defense and prosecution teams and compares and contrasts the approaches that each side ultimately decided to take. The author examines how race affected the choice of lawyers, venue and jury selection, the direct and cross-examination of the trials most controversial witness, and the closing arguments. She suggests that the strategic decisions about race made by both sides may have largely determined the outcome of the case.https://digitalcommons.wcl.american.edu/facsch_bk_contributions/1099/thumbnail.jp

    The role of women in the fur trade society of the Canadian west 1700-1850.

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    PhDThis thesis traces the evolution of the role played by Indian, mixed-blood and white women in the development of fur trade society in western Canada from about 1700 to 1850. The importance of the role played by women in the fur trade has been generally overlooked by historians of the subject but such a study provides many insights into the complex interaction which took place between European and Indian as a result of this enterprise. The men of both the Hudson's Bay and North West Companies formed liaisons with women from the various tribes of western Canada. In the English company, these unions were formed in spite of official rulings to the contrary, whereas the Canadian company actively encouraged unions between its servants and Indian women. Such alliances served to cement trade ties. Indian women performed a variety of important economic tasks vital to the functioning of the fur trade besides fulfilling the role of wife and mother left void by the absence of white women. Eventually, however, the Indian wife was to become a source of friction rather than an effective liaison between Indian and white, and by the early nineteenth century, her place was being taken by a growing number of mixed-blood women. The very child of the fur trade, the mixed-blood woman's dual heritage gave her the ideal qualifications for a fur trader's wife. It is significant that marriages contracted A la façon du pays during this period showed a marked tendency to become permanent unions. After the union of the two companies in 1821, however, the position of native women in fur trade society was threatened by two outside forces--the missionaries and white women. While the missionaries' attack on fur trade morality was to lead to a good deal of cultural dislocation, the coming of white women presented a potent threat to the prominence of mixed-blood women in fur trade society. The resulting development of social and racial tension between these two groups of women was to erupt in a divisive scandal in Red River in 1850, which symbolized the increasing ascendancy of white women in western Canadian societ

    The Simpson-Mazzoli Bill: An Analysis of Selected Economic Policies

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    This Article examines the Simpson-Mazzoli Bill, which is currently before the Congress, and analyzes certain portions of the bill in terms of the economic policies underlying them. He argues that attention must be given to how political issues shape and direct economic policy, and that immigration legislation should not restrict the growth and development of private industry, but rather assist it in strengthening its position and expanding its markets. The author concludes that any change in the immigration laws should be drafted in such a way as to more effectively implement these policies
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