205 research outputs found

    R Code and Output Supporting: Breeding behaviors of an endangered prairie butterfly in relation to environmental factors in an ex situ conservation setting

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    Please see the attached readme file for details regarding the data. Code file was updated on 2026-01-23 to reflect reviewer feedback.This repository contains the data, supplementary material, and R code and associated output supporting the results reported in: Thomas, A., Fieberg, J., Runquist, E., Nordmeyer, C. & Stapleton, S. In Review. Breeding behaviors of an endangered prairie butterfly in relation to environmental factors in an ex situ conservation setting.Funding for this project was provided by the Great Lakes Restoration Initiative through the U.S. Fish and Wildlife Service's Threatened and Endangered Species Template, and the Minnesota Zoo and Minnesota Zoo foundation.Thomas, Amaya; Fieberg, John; Runquist, Erik; Nordmeyer, Cale; Stapleton, Seth. (2025). R Code and Output Supporting: Breeding behaviors of an endangered prairie butterfly in relation to environmental factors in an ex situ conservation setting. Retrieved from the Data Repository for the University of Minnesota (DRUM), https://doi.org/10.13020/hrvr-qv93

    Down but Not Out: Reforming Social Assistance Rules that Punish the Poor for Saving

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    Reform is required for social program rules that prevent the poor from saving in Registered Retirement Savings Plans (RRSPs) and Tax Free Savings Accounts (TFSAs), according to this study. The author says that encouraging asset accumulation, even in small amounts, is crucial in helping to lift people out of poverty. Yet most Canadian welfare, disability and social service programs deny or cancel benefits if applicants or recipients place a modest level of savings in an RRSP or TFSA. Barring a province-led effort at reform, says Stapleton, the federal government should take the lead by calling on provinces and territories to exempt meaningful RRSP and TFSA amounts from their welfare asset rules, leaving individual jurisdictions to decide the appropriate levels.Social Policy, Registered Retirement Savings Plan (RRSP), Tax Free Savings Account (TFSA), social assistance

    Thomas Stapleton

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    In 1620, twenty-two years after his death, Thomas Stapleton received the tribute hoped for, I suppose, by many, if not all professors. Four of his friends collected together his works and published them. His Opera Omnia fill four folio volumes: translation, controversy, the fruit of his years of lecturing worked over and set out in lengthy, ordered dissertations, history, biography, moral instruction, panegyric, speeches made on academic occasions, commentaries on the Sunday, feast-day and Lenten gospels. The whole was prefaced by a life of the author written in Latin verse by Henry Holland. The best preserved and best cared-for copy is to be found in Lambeth Palace library.</jats:p

    An Algorithmic Framework for Fairness Elicitation

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    We consider settings in which the right notion of fairness is not captured by simple mathematical definitions (such as equality of error rates across groups), but might be more complex and nuanced and thus require elicitation from individual or collective stakeholders. We introduce a framework in which pairs of individuals can be identified as requiring (approximately) equal treatment under a learned model, or requiring ordered treatment such as "applicant Alice should be at least as likely to receive a loan as applicant Bob". We provide a provably convergent and oracle efficient algorithm for learning the most accurate model subject to the elicited fairness constraints, and prove generalization bounds for both accuracy and fairness. This algorithm can also combine the elicited constraints with traditional statistical fairness notions, thus "correcting" or modifying the latter by the former. We report preliminary findings of a behavioral study of our framework using human-subject fairness constraints elicited on the COMPAS criminal recidivism dataset

    Marlowe\u27s Ovid: The \u22Elegies\u22 in the Marlowe Canon

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    The first book of its kind, Marlowe’s Ovid explores and analyzes in depth the relationship between the Elegies-Marlowe’s translation of Ovid’s Amores-and Marlowe’s own dramatic and poetic works. Stapleton carefully considers Marlowe’s Elegies in the context of his seven known dramatic works and his epyllion, Hero and Leander, and offers a different way to read Marlowe. Stapleton employs Marlowe’s rendition of the Amores as a way to read his seven dramatic productions and his narrative poetry while engaging with previous scholarship devoted to the accuracy of the translation and to bibliographical issues. The author focuses on four main principles: the intertextual relationship of the Elegies to the rest of the author’s canon; its reflection of the influence of Erasmian humanist pedagogy, imitatio and aemulatio; its status as the standard English Amores until the Glorious Revolution, part of the larger phenomenon of pan-European Renaissance Ovidianism; its participation in the genre of the sonnet sequence. He explores how translating the Amores into the Elegies profited Marlowe as a writer, a kind of literary archaeology that explains why he may have commenced such an undertaking. Marlowe’s Ovid adds to the body of scholarly work in a number of subfields, including classical influences in English literature, translation, sexuality in literature, early modern poetry and drama, and Marlowe and his milieu

    Alternative methods for monitoring polar bears in the North American arctic

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    University of Minnesota Ph.D. dissertation. December 2013. Major: Conservation Biology. Advisor: David Garshelis. 1 computer file (PDF); ix, 135 pages.Because polar bears (Ursus maritimus) are dependent on sea ice, climate change poses a significant threat to their long-term existence. The forecasted impacts of sea ice loss are circumpolar, but to date, effects have been documented in only a few, well-studied populations. Data demonstrating the impacts of climate change are less conclusive or simply lacking elsewhere. In general, current inventory regimes do not enable monitoring with enough regularity to meet the information needs of decision-makers. This reality, combined with pressures from northern communities to reform invasive research techniques (i.e., capture and marking), provided the backdrop for my dissertation. My objective was to implement and evaluate novel, efficient and broadly applicable methods for monitoring polar bears. I first conducted comprehensive aerial (helicopter) surveys of the Foxe Basin population in Nunavut, Canada during the summer, ice-free season. This work demonstrated the utility of the method for estimating the abundance of polar bear populations on land and provided a model for applications in other seasonally ice-free populations. I applied this framework to a neighboring population (Western Hudson Bay) and compared the result to an estimate obtained from physical mark-recapture. This comparison suggested negative bias in the mark-recapture estimate due to spatially limited sampling and resultant capture heterogeneity. Next, I assessed the potential for employing aerial surveys on sea ice in springtime. Although results suggest that detection can be estimated with adequate precision, logistical constraints may hinder the ability to obtain a representative density estimate during springtime. Monitoring programs based on aerial surveys can be designed with sufficient power (>0.8) to detect declines of 40% and 50% over 15- and 30-year periods, with costs comparable to mark-recapture. Costs may be significantly diminished and safety concerns alleviated, however, if bears could be monitored with satellite imagery. I evaluated this technique in a low topography, ice-free setting. Results indicate that bears were reliably identified on imagery, and an estimate of abundance was highly consistent with an independent aerial survey.Stapleton, Seth. (2013). Alternative methods for monitoring polar bears in the North American arctic. Retrieved from the University Digital Conservancy, https://hdl.handle.net/11299/162524

    Kristin Stapleton, Fact in Fiction : 1920s China and Ba Jin’s Family

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    There are few resources amongst contemporary Chinese literary criticism that manage to weave such insightful literary readings and incisive historical research as Kristin Stapleton’s Fact in Fiction: 1920s China and Ba Jin’s Family. The book accomplishes three feats, as set out by Stapleton in her introductory chapter, simultaneously incorporating a history of twentieth-century Chengdu (and its relevance to the developments in China during this period, more broadly) alongside the author’s biography of Ba Jin’s formative years in the city and the historiographical context of his novel Family. Such an undertaking by a less skilled author would have, perhaps, produced a work which simplifies the rich historical underpinnings of Ba Jin’s Family to supplementary readings of the novel, coupled with incidental evidence of the political and social machinations of the city in which its author grew up. Not so under Stapleton’s careful guidance. By reading the social and economic development of early twentiethcentury Chengdu as much as its fictional counterpart in Ba Jin’s Turbulent Stream trilogy, Stapleton provides a perceptive reading of Family which invites the reader to consider how fiction can enrich and enliven our understanding of history

    Full Simulation Data and Worked Examples from Specht et al. Conditional Occupancy Manuscript

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    To accompany publication of the conditional design for occupancy analysis, we provide the full simulation dataset used to compare the performance of standard, removal and conditional designs in common occupancy analysis programs: R package unmarked, Program MARK and PRESENCE. Specht_etal_AS3_CondOcc_SimulationCode.R is an R script that was used to generate the simulation data in AS4_Specht_etal_SimulationData.csv. AS4_Specht_etal_SimDataSet_metadata.csv contains variable labels for columns in AS4_Specht_etal_SimulationData.csv, including additional calculated variables not generated from the simulations. PRESENCE_files_for_Specht_etal.zip, ProgramMARK_files_for_Specht_etal.zip and Unmarked_example_for_Specht_etal.R provide files to work through examples of conditional, standard and removal occupancy designs for the same case in Program MARK, Program PRESENCE and R package unmarked, respectively. These files allow users to compare estimation by each method in a case where true occupancy probability is 0.2 and true detection probability is 0.5, and provide examples of formatted data input files. See Readme_Specht_etal.txt for more details.Occupancy models are widely used to describe the distribution of rare and cryptic species— those that occur on only a portion of the landscape and cannot be detected reliably during a single survey. However, occupancy models often provide inaccurate estimates of occupancy (ψ ̂) and detection probabilities (p ̂) under these circumstances. We developed a new "conditional" occupancy design that more accurately estimates occupancy for rare species. Here we provide the full simulation dataset used to compare estimation properties of standard, removal and conditional designs. Data were simulated in R and analyzed using MCMC methods in package R2jags. See Specht et al. (in review) for description of methods. Please cite Specht et al. in further use of this data set.Specht, Hannah S; Iannarilli, Fabiola; Edwards, Margaret R; Johnson, Michael K; Stapleton, Seth P; Weegman, Mitch; Yohannes, Brittney J; Arnold, Todd W; Reich, Henry T. (2017). Full Simulation Data and Worked Examples from Specht et al. Conditional Occupancy Manuscript. Retrieved from the University Digital Conservancy, https://doi.org/10.13020/D6BS3K

    Christianity, Patriotism and Nationhood: The England of G.K. Chesterton

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    This book links the concepts of patriotism, Christianity, and nationhood in the journalistic writings of G.K. Chesterton and emphasizes their roots within the English attachments that were central to his political and spiritual persona. It further connects Chesterton to the vibrant debate about English national identity in the early years of the twentieth century, which was instrumental in shaping not only his political convictions, but also his religious convictions. Christianity, Patriotism and Nationhood explores his changing conception of the English people from an early, menacing account of their revolutionary potential in the face of plutocracy to the more complex portraits he drew of their character on recognizing their political passivity after the First World War. As Chesterton was above all a journalist, the study considers some of the varied outlets in which he expressed his ideas as a distinctly Edwardian man of letters of a strongly patriotic persuasion. His connection with The Illustrated London News over more than three decades proved pivotal in strengthening his patriotism and discourse of nationhood vilified elsewhere, not least in advanced Liberal organs such asThe Nation. Julia Stapleton shows that he was increasingly distanced by fellow Liberals before 1918, on account of the priority he gave nationhood over the state, and patriotism over citizenship. But she argues that his English loyalties were the last echo of an aspect of Victorian Liberalism that had been progressively eroded by loss of confidence among elites in the democratic aptitude of the English people. Christianity, Patriotism and Nationhood emphasizes that Chesterton upheld a cultural rather than racial conception of national homogeneity, in keeping with the Victorian sources of his thought and the popular patriotism of Edwardian England. It argues that his anti-semitism was ancillary, rather than integral to his understanding of England, and that it was matched by a similar conception of the antithesis between Islam and the patriotic ideal. Stapleton relates his abiding concern for national 'authenticity' to global imperialism, enhanced international co-ordination of states and civil society after 1918, and the increasing role of the British state in defining the nation. This book will be valuable to intellectual and political historians of early-twentieth-century England, as well as to scholars and students of English national identity in the twenty-first century. The author gratefully acknowledges the permission of A.P. Watt Ltd on behalf of the Royal Literary Fund to quote unpublished material in the Chesterton Papers, British Library

    Mobile Press-Register sleeve MP0113396

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    Daphne versus Blount football / (Daphne) / Billy Coile (15) scrambles with Blount players chasing him / Coach David Stapleton and staff coaching from sidelines / Billy Coile (15) passing / Jamie Hunter (12) passing / Sheldrick Patterson (1) recovers own fumble / Seth Smith (9) runs ball / Matt Collins (26) runs ball / [Work order and notes included
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