616 research outputs found

    Stochastic phonological grammars and acceptability

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    In foundational works of generative phonology it is claimed that subjects can reliably discriminate between possible but non-occurring words and words that could not be English. In this paper we examine the use of a probabilistic phonological parser for words to model experimentally-obtained judgements of the acceptability of a set of nonsense words. We compared various methods of scoring the goodness of the parse as a predictor of acceptability. We found that the probability of the worst part is not the best score of acceptability, indicating that classical generative phonology and Optimality Theory miss an important fact, as these approaches do not recognise a mechanism by which the frequency of well-formed parts may ameliorate the unacceptability of low-frequency parts. We argue that probabilistic generative grammars are demonstrably a more psychologically realistic model of phonological competence than standard generative phonology or Optimality Theory.Comment: compressed postscript, 8 pages, 1 figur

    Native Plants: The Preservation and Restoration of Native Plants in Designed Landscapes in Northwest Arkansas

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    A decline in Northwest Arkansas\u27s native plant population has occurred over the past 50 years, as documented by the U.S. Forest Service in the Ozark-Ouachita Highlands Assessment. This decline has been caused by increased human development in natural areas and the replacement of native plants with exotic, non-native plants. As a result, a generation has grown up not knowing what an Ozark wake Robin trillium (Trillium pusillum var. ozarkanum) or Blood root (Sanguinaria canadensis) Look like, because these plants are difficult to find in nature, are not commonly grown in designed landscapes, and are Largely unavailable in garden centers. The loss of Arkansas\u27s native plants has led to a second problem: the loss of the region\u27s landscape identity. A proposed solution focuses on restoring the region\u27s landscape identity by landscaping with native plants. The benefits of native plants include the following: the creation of native habitats, an increase in biodiversity, the conservation of natural resources, a reduction in long-term landscape costs and a decrease in landscape maintenance requirements and costs. Interviews with regional suppliers and users of native plants identified sources of information and methods of growing these plants. As a result, guidelines on how to incorporate native plants into designed landscapes were developed and are presented with a listing of native plant experts and nurseries, a partial listing of plants for Northwest Arkansas (organized by site conditions), a suggested reading and reference list, and a listing of public gardens that emphasize native plant

    EL CONCEPTO DE REPUBLICA. CINTINUIDAD MITICA Y CONTINUIDAD REAL

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    (…)Este ensayo intenta revelar lo que considero una confusión en el uso del término república, tanto en la teoría política normativa contemporánea, la vigente en el mundo anglo-americano, como en una amplia variedad de explicaciones históricas sobre la evolución de este concepto y sobre sus realizaciones prácticas en la historia europea (…

    Sovereignty and power relations in the thought of Marsilius of Padua and William of Ockham a comparison.

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    pp. 229-253This paper attempts te demensfrate twe thèses: the mere explicit thesis is that beth MarsiUus of Padua and WUUam ef Ockham, come te thefr conclusiens about the reason fer, the nature ef, and the extent ef legitimate seciUar power fri men's Uves frem the same premise: that men's sensual experience ef Uvfrig life is the necessary first cenditien frem which aU subsequent ratienal conclusiens about pelitics emerge. Secendly, this paper attempts te compare and centiast seme ef the fundamental tenets ef MarsUius and Ockham en severeign power and its source, with an eye frained on the contfriuity ef politicai disceurse frem the late middle ages imtil the seventeenth century and beyend. EspeciaUy in the Anglo-American werld, medievalists tend te talk only te ene another. Early moderrrists have long resisted, imtU quite recentìy, any suggestien that what medieval politicai theorists had te say about legitimate sovereignty, its source and extent, dfrectìy fed inte these 17th and 18th century peUtical thèeries which are taken te be new beginnings of our ewn modem ideas ef the legitimate state. Hence, the secend, mere mipUcit thesis ef this paper is that a knewledge ef Ockham prepares a leader for Hobbes, and a knewledge ef MarsiUus ef Padua prepares a reader fer certam preminent aspects of the thèeries ef Locke and Rousseau

    Criminal Law - A New Means to Combat Child Abuse?

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    This note will examine State v. Walden in light of prior North Carolina law, in relation to the new law it creates, as well as the policy interests involved in this area of criminal liability

    Criminal Law - A New Means to Combat Child Abuse?

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    This note will examine State v. Walden in light of prior North Carolina law, in relation to the new law it creates, as well as the policy interests involved in this area of criminal liability

    Building bridges? An evaluation of the costs and effectiveness of the separated parents information programme (PIP)

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    The Separated Parent Information Programme (PIP) is the first nationally available parent education programme for parents involved in litigation over contact and residence in England. The programme is a Contact Activity, introduced by the Children and Adoption Act 2006 as an additional tool for courts to facilitate contact. PIP is a four hour group programme for parents referred by the court. Both parties, i.e. the applicant and respondent, are required to attend the programme, but former couples attend separate groups. The groups are designed to include both men and women. The aim of the programme is to encourage parents to focus on children’s needs and perspectives. The programme is delivered by trained providers from mediation, counselling or contact services backgrounds

    EL CONCEPTO DE REPUBLICA. CINTINUIDAD MITICA Y CONTINUIDAD REAL

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    (…)Este ensayo intenta revelar lo que considero una confusión en el uso del término república, tanto en la teoría política normativa contemporánea, la vigente en el mundo anglo-americano, como en una amplia variedad de explicaciones históricas sobre la evolución de este concepto y sobre sus realizaciones prácticas en la historia europea (…

    SMonitoring the operational impact of insecticide usage for malaria control on Anopheles funestus from Mozambique

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    <p>Abstract</p> <p>Background</p> <p>Indoor residual spraying (IRS) has again become popular for malaria control in Africa. This combined with the affirmation by WHO that DDT is appropriate for use in the absence of longer lasting insecticide formulations in some malaria endemic settings, has resulted in an increase in IRS with DDT as a major malaria vector control intervention in Africa. DDT was re-introduced into Mozambique's IRS programme in 2005 and is increasingly becoming the main insecticide used for malaria vector control in Mozambique. The selection of DDT as the insecticide of choice in Mozambique is evidence-based, taking account of the susceptibility of <it>Anopheles funestus </it>to all available insecticide choices, as well as operational costs of spraying.</p> <p>Previously lambda cyhalothrin had replaced DDT in Mozambique in 1993. However, resistance appeared quickly to this insecticide and, in 2000, the pyrethroid was phased out and the carbamate bendiocarb introduced. Low level resistance was detected by biochemical assay to bendiocarb in 1999 in both <it>An. funestus </it>and <it>Anopheles arabiensis</it>, although this was not evident in WHO bioassays of the same population.</p> <p>Methods</p> <p>Sentinel sites were established and monitored for insecticide resistance using WHO bioassays. These assays were conducted on 1–3 day old F1 offspring of field collected adult caught <it>An. funestus </it>females to determine levels of insecticide resistance in the malaria vector population. WHO biochemical assays were carried out to determine the frequency of insecticide resistance genes within the same population.</p> <p>Results</p> <p>In surveys conducted between 2002 and 2006, low levels of bendiocarb resistance were detected in <it>An. funestus</it>, populations using WHO bioassays. This is probably due to significantly elevated levels of Acetylcholinesterase levels found in the same populations. Pyrethroid resistance was also detected in populations and linked to elevated levels of p450 monooxygenase activity. One site had shown reduction in pyrethroid resistance since the base line in 1999.</p
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