2,654 research outputs found

    Forgiveness and the Law - A Redemptive Opportunity

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    A discussion of the role of forgiveness in criminal law. The author relates the approach of the Georgia Justice Project, a nonprofit organization whose mission is to provide justice to indigent criminal defendants and help them become productive citizens

    Cognitive behavioral therapy for treatment of primary care patients presenting with psychological disorders

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    Mental disorders affect a great number of people worldwide. Four out of the 10 leading causes of disability in the world are mental disorders. Because of the scarcity of specialists around the world and especially in developing countries, it is important for primary care physicians to provide services to patients with mental disorders. The most widely researched and used psychological approach in primary care is cognitive behavioral therapy. Due to its brief nature and the practical skills it teaches, it is convenient for use in primary care settings. The following paper reviews the literature on psychotherapy in primary care and provides some practical tips for primary care physicians to use when they are faced with patients having mental disorders.Keywords: psychotherapy; primary care; cognitive behavioral therapy; mental illness; psychological disorder

    ENERGY EFFICIENCY ANALYSIS OF ERROR CORRECTION TECHNIQUES IN UNDERWATER WIRELESS SENSOR NETWORKS

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    Research in underwater acoustic networks has been developed rapidly to support large variety of applications such as mining equipment and environmental monitoring. As in terrestrial sensor networks; reliable data transport is demanded in underwater sensor networks. The energy efficiency of error correction technique should be considered because of the severe energy constraints of underwater wireless sensor networks. Forward error correction (FEC) andautomatic repeat request (ARQ) are the two main error correction techniques in underwater networks. In this paper, a mathematical energy efficiency analysis for FEC and ARQ techniques in underwater environment has been done based on communication distance and packet size. The effects of wind speed, and shipping factor are studied. A comparison between FEC and ARQ in terms of energy efficiency is performed; it is found that energy efficiency of both techniquesincreases with increasing packet size in short distances, but decreases in longer distances. There is also a cut-off distance below which ARQ is more energy efficient than FEC, and after which FEC is more energy efficient than ARQ. This cut-off distance decreases by increasing wind speed. Wind speed has great effecton energy efficiency where as shipping factor has unnoticeable effect on energy efficiency for both techniques

    Power Approaches for Implantable Medical Devices.

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    Implantable medical devices have been implemented to provide treatment and to assess in vivo physiological information in humans as well as animal models for medical diagnosis and prognosis, therapeutic applications and biological science studies. The advances of micro/nanotechnology dovetailed with novel biomaterials have further enhanced biocompatibility, sensitivity, longevity and reliability in newly-emerged low-cost and compact devices. Close-loop systems with both sensing and treatment functions have also been developed to provide point-of-care and personalized medicine. Nevertheless, one of the remaining challenges is whether power can be supplied sufficiently and continuously for the operation of the entire system. This issue is becoming more and more critical to the increasing need of power for wireless communication in implanted devices towards the future healthcare infrastructure, namely mobile health (m-Health). In this review paper, methodologies to transfer and harvest energy in implantable medical devices are introduced and discussed to highlight the uses and significances of various potential power sources

    Downdating of Szego polynomials and data fitting applications

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    Many algorithms for polynomial least squares approximation of real- valued function on a real interval determine polynomials that are orthogonal with respect to a suitable inner product defined on this interval. Analogously, it is convenient to computer Szego polynomials, i.e., polynomials that are orthogonal with respect to an inner product on the unit circle, when approximating a complex-valued function on the unit circle in the least squares sense. It may also be appropriate to determine Szego polynomials in algorithms for least squares approximation of real-valued periodic functions by trigonometric polynomials. This paper is concerned with Szego polynomials that are defined by a discrete inner product on the unit circle. We present a scheme for downdating the Szego polynomials and given least squares approximant when a node is deleted from the inner product. Our scheme uses the QR algorithm for unitary upper IIessenberg matrices. We describe a data-fitting application that illustrates how our scheme can be combined with the fast Fourier transform algorithm when the given nodes are not equidistant. Application to sliding windows is discussed alsohttp://archive.org/details/downdatingofszeg00gragN

    The Role of Systems Support & Maintenance in Business Process Innovation

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    There are an abundance of studies on examining the pre-adoption use and impact of information technology on organizations. In recent years, post adoption studies that relate to technology usage after it has been adopted, have started to appear in various research outlets but its scope remains limited. A great majority of these studies examined the post adoption related issues from technical perspective. This paper is an attempt to draw more attention to post adoption stage from a management perspective, and to define and present an initial set of factors that are likely to be involved in achieving business process innovation at the post adoption stage. In this paper, we present and explain antecedents of business process innovation having its basis in innovation dynamics literature. In sum, academics and practitioner contributions and implications by this research is also highlighted

    Inverse problems for orthogonal matrices, Toda flows, and signal processing

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    http://archive.org/details/inverseproblemsf00faybN
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