8,494 research outputs found

    Service-oriented models for audiovisual content storage

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    What are the important topics to understand if involved with storage services to hold digital audiovisual content? This report takes a look at how content is created and moves into and out of storage; the storage service value networks and architectures found now and expected in the future; what sort of data transfer is expected to and from an audiovisual archive; what transfer protocols to use; and a summary of security and interface issues

    John Wright Letter : November 28, 1862 (2)

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    A letter to Stephen Scofield from Army chaplain John F. Wright informing him of the death of his son, Guy. Wright offers Scofieled his condolences and assures him that Guy passed peacefully

    Document for Fire Ecology - Lab #4 - Relative Humidity.

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    Dr. Henry A. Wright was born June 1, 1935, in Modesto, California and died October 23, 1994, in Lubbock, Texas. Dr. Wright was a Horn Professor at Texas Tech University and served a Chairman of the Department of Range and Wildlife Management from 1980 to 1990.Without question, Henry's research in the use of prescribed burning on rangeland revolutionized traditional brush and weed control. Through his research, extension efforts, classroom education, and special workshops, fire became an accepted ecological tool used to control brush and weeds on rangelands and to restore grasslands as we believe they once existed. His legacy is evidenced by the many students that he trained who became leaders in a natural resource profession.The effect of relative humidity on ignition of fine fuel will be demonstrated by Stephen C. Bunting and Henry A. Wright

    Memorandum from A. E. Demaray to E. C. Finney

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    Four letters of correspondence about the purchase of Bright Angel Trail between A. E. Demaray, Acting Director of the Grand Canyon National Park; E. C. Finney, Department of the Interior First Assistant Secretary; Carl T. Hayden, Representative (AZ); and Stephen T. Mather, Director of the National Park Service

    Stambaugh correlations, monkey econometricians and redundant predictors

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    We consider inference in a widely used predictive model in empirical finance. "Stambaugh Bias" arises when innovations to the predictor variable are correlated with those in the predictive regression. We show that high values of the "Stambaugh Correlation" will arise naturally if the predictor is actually predictively redundant, but emerged from a randomised search by data mining econometricians. For such predictors even bias-corrected conventional tests will be severely distorted. We propose tests that distinguish well between redundant predictors and the true (or "perfect") predictor. An application of our tests does not reject the null that a range of predictors of stock returns are redundant

    Appendix I: A Conversation with Professor Stephen Frosh

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    Book synopsis: Interpretation is an integral part of all qualitative research, yet relatively little has been written about its process. In her new book, Carla Willig, author of international bestseller Introducing Qualitative Research Methods in Psychology, sheds light on the role of interpretation in qualitative research in psychology and describes the different approaches for practice. Packed with case studies, two full interview transcripts and worked examples from psychology, health sciences and the arts, Willig skilfully guides you to conduct qualitative research which is interpretative and based upon a clear rationale and interpretative position. You will also learn how to evaluate interpretative research and to acquire an understanding of what constitutes best ethical practice. Carla's transcribed conversations with Stephen Frosh, Christine Griffin and Jonathan Smith about the meaning and practice of interpretation provide a fascinating insight into the ways in which highly experienced researchers engage with the challenge of interpreting qualitative data. This book will be valuable reading for all psychology students, researchers and practitioners and a useful reference for students across the social sciences and related health disciplines

    John Wright Letter : November 28, 1862 (1)

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    A letter to Stephen Scofield informing him that, following the death of Guy Scofield (his son), he has inherited the bounty and pay owed to Guy by the federal government. The letter goes on to inform Stephen on what steps to follow in order to collect that money, including how to contact a collection agent

    The limits to stock return predictability

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    We examine predictive return regressions from a new angle. We ask what observable univariate properties of returns tell us about the “predictive space” that defines the true predictive model: the triplet ¡ λ, R2 x, ρ¢ , where λ is the predictor’s persistence, R2 x is the predictive R-squared, and ρ is the "Stambaugh Correlation" (between innovations in the predictive system). When returns are nearly white noise, and the variance ratio slopes downwards, the predictive space can be tightly constrained. Data on real annual US stock returns suggest limited scope for even the best possible predictive regression to out-predict the univariate representation, particularly over long horizons

    Wright_OpenPracticesDisclosure_rev – Supplemental material for Neurobiological Functioning and the Personality-Trait Hierarchy: Central Serotonergic Responsivity and the Stability Metatrait

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    Supplemental material, Wright_OpenPracticesDisclosure_rev for Neurobiological Functioning and the Personality-Trait Hierarchy: Central Serotonergic Responsivity and the Stability Metatrait by Aidan G. C. Wright, Kasey G. Creswell, Janine D. Flory, Matthew F. Muldoon and Stephen B. Manuck in Psychological Science</p
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