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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
61

A Framework for the Determination of Weak Pareto Frontier Solutions under Probabilistic Constraints

Ran, Hongjun 09 April 2007 (has links)
A framework is proposed that combines separately developed multidisciplinary optimization, multi-objective optimization, and joint probability assessment methods together but in a decoupled way, to solve joint probabilistic constraint, multi-objective, multidisciplinary optimization problems that are representative of realistic conceptual design problems of design alternative generation and selection. The intent here is to find the Weak Pareto Frontier (WPF) solutions that include additional compromised solutions besides the ones identified by a conventional Pareto frontier. This framework starts with constructing fast and accurate surrogate models of different disciplinary analyses. A new hybrid method is formed that consists of the second order Response Surface Methodology (RSM) and the Support Vector Regression (SVR) method. The three parameters needed by SVR to be pre-specified are automatically selected using a modified information criterion based on model fitting error, predicting error, and model complexity information. The model predicting error is estimated inexpensively with a new method called Random Cross Validation. This modified information criterion is also used to select the best surrogate model for a given problem out of the RSM, SVR, and the hybrid methods. A new neighborhood search method based on Monte Carlo simulation is proposed to find valid designs that satisfy the deterministic constraints and are consistent for the coupling variables featured in a multidisciplinary design problem, and at the same time decouple the three loops required by the multidisciplinary, multi-objective, and probabilistic features. Two schemes have been developed. One scheme finds the WPF by finding a large enough number of valid design solutions such that some WPF solutions are included in those valid solutions. Another scheme finds the WPF by directly finding the WPF of each consistent design zone. Then the probabilities of the PCs are estimated, and the WPF and corresponding design solutions are found. Various examples demonstrate the feasibility of this framework.
62

Psychotherapeutic effectiveness and social discourse : an ecosystemic exploration

Carruthers, Angeline 30 November 2007 (has links)
Extensive questions have been asked regarding the factors that influence psychotherapeutic effectiveness. Past research has addressed the methods, techniques, as well as the client and therapist variables which potentially influence psychotherapeutic effectiveness. The majority of the research indicates that the therapeutic relationship and other contextual variables exert the greatest influence on psychotherapy successes. This implicates the broader social context in psychotherapy processes. Language appears to be one of the primary contextual factors influencing psychotherapeutic processes and is also embedded in social discourse. Society dominant discourses appear to be based on deficit beliefs toward psychotherapy and emotional functioning. The more relevant issue concerning psychotherapeutic effectiveness therefore appears to be society's dominant discourses affecting the profession. Collaborative social discourses embracing psychology are seldom integrated into mainstream public discourse. A post-modern, ecosystemic perspective is applied to these concerns, proposing a collaborative approach to social discourse, psychotherapy and research. This utilizes reflective, multi-dimensional, respectful and nonjudgmental values, reflecting the shift in social paradigms from the Industrial Age to the Knowledge Age. This shift recognizes that cultural, social and language variables appear to have a greater impact on psychotherapeutic effectiveness than most therapeutic techniques or interventions. These discourses are explored and recommendations are made in an attempt to align psychotherapy with a shifting social paradigm. This alignment could enhance psychotherapeutic effectiveness and the general understanding of psychotherapy. / Psychology / D.Litt. et Phil. (Psychology)
63

Doelbewuste gebruik van die element van onsekerheid van die terapeut in gesinsterapie

Van der Westhuizen, Hedwig Ruth 30 November 2003 (has links)
This is a constructivistic, qualitative single case study of the reflections of a social work post-graduate student in a practical family therapy training situation, to illustrate the integration of person centered and systemic family therapy theory. The element of uncertainty of the therapist, is the focus of this study. The element of uncertainty, being a part of both the therapist and the therapeutic process, especially if challenged to make paradigm shifts and master new theory and skills, is identified, described, redefined and contructively applied. The focus is to highlight the use of the reframed element of uncertainty in empowering the therapist in the therapeutic process of family therapy. It is outlined how uncertainty can also be of value to empower the therapist to evolve an own unique therapeutic style. / Social work / M.A. (Geestesgesondheid)
64

On the sacramentality of marriage : the divergence of canon law and theology and the inability to maintain the presumption of facere quod facit ecclesia

Pothier, Glen Joseph 11 1900 (has links)
The CIC/83, the living law (ius vigens) of the Latin Catholic Church, contains 110 canons on marriage in cc. 1055 – 1165. [The 1990 Code of Canons of the Eastern Churches contains a similar section, cc. 776 – 866]. The sacred canons, in general, are a compilation of theological statements that are presented in juridical terms. The canons on marriage, like those of the other sacraments, commence with a theological statement defining the essence of the sacrament. The first canon, c. 1055, states that (§1) the marriage covenant, for the baptized, has been raised to the dignity of a sacrament by Christ the Lord and that (§2) a valid marriage contract cannot exist between baptized persons without being a sacrament. A requirement of c. 1099 is that one must not be in error (error iuris) concerning the unity, indissolubility, or the sacramental dignity of marriage. Additionally, c. 1101, §2 states that when by a positive act of the will one excludes marriage itself or an essential element or an essential property, that marriage is invalid. The expectation of cc. 1099 and 1101, therefore, is that sacramentality be included at the time of exchange of consent. From the time of the scholastics, contract and sacrament have been identified as one for the baptized, hearkening to a time when civil legislation attempted to subvert the authority and oversight of the Church regarding (sacramental) marriage. At the Second Vatican Council, the constitution Gaudium et spes reinterpreted marriage as a covenantal relationship between man and woman. A covenant and a contract are not identical terms. More importantly, marriage was again seen as a covenant, and as a covenant, for the baptized, it Father Glen J. Pothier 2 is sacramental. Sacrosanctum Concilium, which set forth principles for the reform of the sacramental and liturgical life of the Latin Church, stated that sacraments presuppose faith. The International Theological Commission identified that there are members of the baptized faithful, Catholic or non- Catholic, who are unbelievers, who may have been baptized as children but have had no further faith elucidation, or, as members of non-Catholic ecclesial communities, do not believe in the seven sacraments of the Catholic Church, or, in particular, that marriage is a sacrament. Such persons would not, then, understand that sacramentality must be exchanged on the day of marriage. Rotal jurisprudence has reflected this change. In addition to the presumption that sacraments require faith, another presumption exists when the Church expects that the baptized marry according to the mind of the Church (the mens Ecclesiae), that is, facere quod facit Ecclesia, ([by] doing what the Church does). But in a society that is weakened by divorce, secularism, and a lack of understanding of what the Catholic Church understands by the sacrament of marriage, this presumption needs to be reexamined. Through research on the historical development of theological and canonical principles, and by means of independent studies of large groups of baptized Catholics and non-Catholics, it becomes increasingly clear that the theologico-juridico principles of c. 1055 and the sacramentality of marriage must be revisited. / Philosophy, Practical and Systematic Theology / D. Th. (Systematic Theology & Theological Ethics)
65

The journey of a trainee therapist : from an intrapsychic to an ecosystemic description

Aarons, Zahava 11 1900 (has links)
This is a postmodernist dissertation contextualised within the new epistemology. The dissertation's descriptive methodology mirrors a personal journey from intrapsychic to ecosystemic psychology which operates within the domain of language and narrative discourse. As such it is founded on the principles of ecosystemic rather than Newtonian thinking. A conversation between various participants constructs the dissertatioi1 through polyphony and academic dialogue. This is then deconstructed through the use of metalogue thereby allowing the dissertation to operate simultaneously on a number of different levels. As it is a postmodernist text, the structure is in a sense an 'anti-structure' in that it is indirect while it is still acknowledged as a construction. In this way it is constructed and deconstructed in terms of its own premises. Expectations in terms of conventional dissertation formulae are challenged without negating academic requirements. / Psychology / M.A. (Clinical Psychology)
66

Paradigm shift in evangelism : a study of the need for contextualization in the mission of Southern Baptists

Johnson, Ronald Wayne 06 1900 (has links)
This thesis addresses a needed shift of paradigm for mission and evangelism within the Southern Baptist Convention. The current model lacks appropriate contextualization in a postmodern world. The proposition of the thesis is that a kingdom model for mission and evangelism is more appropriate for Southern Baptists' commitment to mission. The methodology of this thesis was researching primary and secondary sources, interviews with persons currently involved within the mission of Southern Baptists, evaluation of empirical data, and testing of concepts. In Chapter One, the validity of this thesis is presented with the proposition, the limitations, the purpose, the practical nature, and the modus operandi of the thesis stated. Chapter Two explores the problems of evangelism within the mission of Southern Baptists today. Focus is on empirical statistical evidence and the failure of assumptions, methods, and models currently in practice. Chapter Three examines the birth of the mission and evangelism mandate of Southern Baptists and the subsequent development of a monolithic structure unchanged to the present day. Chapter Four traces the evolution of evangelistic witness within the early church and explores the cultural dynamics of the period. / Christian Spirituality, Church History and Missiology / D. Th. (Missiology)
67

The paradigmatic shift of service organisations : a proposed marketing model for South African university libraries

Kunneke, Kathleen Joey 06 1900 (has links)
Rapid changes in the economic and world order have made it imperative for university libraries to make a paradigm shift from prestige collection building to a marketing philosophy as their strategic directive. This philosophy would direct university libraries towards decision making around customers' real needs and preferences, aligning organisational competencies and processes with these needs, resulting in more effective service delivery. Changes in the world order, economics and marketing as a philosophy are presented on a time line, revealing the influence developments in technology and the Internet have brought about. Various views on the influence of these changes in the world order are presented. Marketing in service organisations is encapsulated in a service marketing triangle. Competitive advantage for the university library should be achieved if the internal processes of the library are analysed in the context of a value chain. A proposed marketing model has been presented to direct strategic thinking in the university library. / Information Science / M. Inf.
68

The Paris Declaration - A Paradigm Shift At All Levels? : Swedish Non-Governmental Organisations' Roles in Development Aid Policy

Palmgren, Anna, Lundberg, Åsa January 2009 (has links)
In order to make development aid more efficient, a large number of donors, including Sweden, signed the so called Paris Declaration in 2005. The Declaration gives the partner countries more responsibility for their own development and aims to make he development aid provided by donor countries more measurable. It has been referred to as a paradigm shift within this policy area due to its far‐reaching goals. The Declaration has consequences for all actors in the development aid community, and this thesis aims at outlining and analyzing the effects of the Declaration on the Swedish non‐governmental organisations which hold a frame agreement with the Swedish International Development Agency (SIDA). As an increasing part of evelopment aid is being channelled through NGOs and they hold an important role in the area, they are interesting subjects of study. The analysis is conducted from a society‐centred governance perspective, which focuses on how different actors in society shape public policy. The perspective hallenges the view on the state as dominating unilaterally and takes into account the diversity of actors involved in policy‐making, such as NGOs. The result of the study is, among other things, that the character of the relationships and interactions between Swedish NGOs and SIDA varies, and can be described as either a more traditional hierarchical model or co‐governing. Furthermore, the Paris Declaration is perceived by the NGOs as being a step in the right direction rather than a paradigm shift at all level. / För att göra utvecklingsbistånd effektivare, undertecknade ett stort antal givare, däribland Sverige, den så kallade Parisdeklarationen 2005. Deklarationen ger samarbetsländerna ett större ansvar för sin egen utveckling och syftar till att göra biståndet från givarländerna mer mätbart. Man har kallat detta ett paradigmskifte inom området på grund av sina långtgående mål. Deklarationen har konsekvenser för alla aktörer inom området utvecklingsbistånd, och denna uppsats syftar till att beskriva och analysera de effekter som deklarationen har på de svenska icke‐statliga organisationer som har ett ramavtal med SIDA. Eftersom en allt större del av utvecklingsbiståndet kanaliseras genom enskilda organisationer och de innehar en viktig roll i området, är de intressanta att studera. Analysen görs utifrån ett samhällsorienterat governance perspektiv som fokuserar på hur olika aktörer i samhället utformar den offentliga politiken. Perspektivet utmaningar uppfattningen om att staten ensidigt dominerar och tar hänsyn till mångfalden av aktörer i det politiska beslutsfattandet, till exempel icke‐statliga organisationer. Resultaten av undersökningen är bland annat att karaktären av de relationer och interaktioner mellan svenska icke‐statliga organisationer och SIDA varierar, och kan beskrivas som traditionellt hierarkisk, eller samarbetsbaserad (co‐governing). Vidare uppfattas Parisdeklarationen av icke‐statliga organisationer som ett steg i rätt riktning, snarare än ett paradigmskifte på alla nivåer.
69

Dust of ideas in the wind ou como grão de idéias se propagam: o impacto do ambiente internacional e as pressões internas sobre o padrão na oferta de políticas públicas no Brasil e na Colômbia / Dust of ideas in the wind: or as a grain of ideas spread: the impact of the international environment and domestic pressures on standard in the provision of public politics in Brazil and Colombia

Costa, Saulo Felipe 24 May 2011 (has links)
Made available in DSpace on 2015-09-25T12:22:07Z (GMT). No. of bitstreams: 1 PDF - Saulo Felipe Costa Parte 2.pdf: 361638 bytes, checksum: d21806503737bc697a9763f121ba43ee (MD5) Previous issue date: 2011-05-24 / Coordenação de Aperfeiçoamento de Pessoal de Nível Superior / The research aimed to screen for evidence of the influence of ideals of the international medium on the pattern of public policies in Brazil and Colombia. Through an approach that linked the theory of two levels games and policy paradigm understanding in Kuhn and the mechanism of social learning, it was possible to develop a proxy for the degree of influence of international pressure for the adoption of a given policies. We attempted to analyze the influence of the proposed of solution to the state problems, issued by multilateral agencies, through what became known as the Washington Consensus. The choice of Brazil was due to an increased availability of data, while the choice of Colombia is its function in this country experience a long period of democratic rule, with jarring ideological profile of the Brazilian. For this, the research has focused on the behavior of public spending in both countries, was also performed a more specific case study on the deployment of the managerial model of public administration in Brazil, with the aim of better understanding how this process occurred import and export of ideas and solutions for different problems. The research showed that multilateral organizations have greater power to print your ideas in countries' policies when such changes are first and second order, by type built. In return, changes in third order are only induced by multilateral bodies, since the ideology of society plays a more decisive role for the incorporation or not of such ideas "exogenous . / A pesquisa em tela buscou por evidências da influência de ideais do meio internacional sobre o padrão de oferta de políticas públicas no Brasil e na Colômbia. Através de uma abordagem que uniu a teoria dos jogos de dois níveis à compreensão de mudança de paradigma em Kuhn e ao mecanismo de aprendizagem social (social learning), foi possível elaborar uma proxy para o grau de influência das pressões internacionais pela adoção de determinado conjunto de políticas. Buscou-se analisar a influência das propostas de solução aos problemas estatais, emanadas por agências multilaterais, através do que ficou conhecido como Consenso de Washington. A escolha do Brasil se deu devido uma maior disponibilidade de dados, ao passo que a opção pela Colômbia se deu em função deste país experimentar um longo período democrático, com perfil ideológico destoante do brasileiro. Para tanto, a pesquisa se debruçou sobre o comportamento do gasto público em ambos os países, foi executado também um estudo de caso mais específico sobre a implantação do modelo gerencial de administração pública no Brasil, com o intuito de melhor compreender como se deu este processo de importação e exportação de ideais e soluções para os mais diversos problemas. A pesquisa evidenciou que os organismos multilaterais possuem um maior poder de imprimir seu ideário nas políticas dos países quando tais mudanças são de primeira e de segunda ordem, segundo a tipologia construída. Em contra partida, mudanças de terceira ordem são susceptíveis apenas de indução pelos organismos multilaterais, uma vez que a ideologia da sociedade desempenha um papel mais determinante para a incorporação ou não de tal ideário exógeno .
70

Changing Paradigms in a Changing Climate

Szulecka, Julia 24 November 2015 (has links) (PDF)
Die vorliegende Studie analysiert die Politische Ökonomie von Forstplantagen in den Tropen. Die Analyse der Makroebene zeigt dabei eine globale Perspektive auf, sowie historische Veränderungen von Paradigmen in Bezug zu Waldplantagen. Der zweite Teil der Studie analysierte Plantagen auf der Mikro-Ebene im Hinblick auf divergente geographischen Zusammenhänge, nämlich Paraguay und Indonesien. Fallstudien eignen sich hierbei, um ein vielfältiges Spektrum von Waldplantagen darzustellen, sowie Beispiele für die in der Makroebene abgeleiteten Paradigmen zu illustrieren. Abschließend verbindet die Studie die Entwicklungen der Makro-Ebene mit Belegen aus der Mikro-Analyse. Hierauf ableitend werden Empfehlungen für die Anlage zukünftiger Plantagen getätigt. Die Methodik wurde den Untersuchungsebenen in einem iterativen Prozess angepasst. Der Umfang variiert dabei von Makro- bis Mikroanalysen, sowie vom theoretischen bis zum empirischen Niveau. Auf der Makroebene wurde eine Politische-Ökonomie-Analyse und eine Untersuchung desrelevanten historischen Materials durchgeführt. Weiterhin wurden Plantagen Paradigmen anhand ausgewählter Indikatoren abgegrenzt. Für die Mikroebene wurden Fallstudien mit lokalen Interviews durchgeführt, welche Daten für eine Mehrkriterienanalyse (MCA) lieferten. Die Kombination der Mikro- und Makroanalyse erfolgte durch eine Korrelationsanalyse und wurde durch eine Diskussion abgerundet. Das Forschungsergebnis aus der globalen Analyse ist eine Typologie von sechs Paradigmen und deren Untervarianten, welche als theoretisches und analytisches Werkzeug in der Forschung zu Plantagen dienen können. Die Paradigmen wurden klassifiziert als: i) das vorindustrielle P.; ii) das kolonial industrielle und national industrielle; iii) das Schutzparadigma; iv) das soziale P.; v) das neo-liberale und modifiziert neoliberale P. und vi) das globalpolitische Paradigma. Die Ergebnisse der Fallstudien und MCA zeigen zum einen sichtbare Mängel in Plantagen unter verschiedenen Paradigmen auf und unterstreichen zum anderen positive Effekte bestimmter Paradigmen. Die MCA Bewertungspunkte zeigen zum Beispiel, dass manche Paradigmen mit dem Kriterium Landkonflikt korrelieren, oder präsentieren unterschiedliche lokale Beteiligung auf verschiedenen Plantagen, illustrieren Vorteile, die Plantagen für unterschiedliche Interessengruppen bringen. Die MCA bewertet weiter die Wirtschaftsleistung der Plantagen und vergleicht Faktoren, wie Nutzenverteilung, Rentabilität, Marktzugang und Rahmenbedingungen für Investitionen. Sie analysiert soziale Faktoren, wie Arbeitssicherheit, Zugang zu Dienstleistungen, Beteiligung oder Personalmanagement. Weiterhin werden Umweltprobleme durch die Studie aufgegriffen, z.B. Landnutzungsänderungen, Wasser- oder Boden- Auswirkungen, Lebensraumfunktion usw. Wie die vergleichende Analyse zeigt, ist die modifizierte Neoliberale Paradigma Plantage (Outgrower-Scheme) besonders geeignet, um sowohl soziale als auch wirtschaftliche Vorteile zu sichern (90 % und 84 % in den entsprechenden Feldern gegenüber dem hypothetischen Idealtyp Plantage). Andere Forschungsergebnisse deuten auf wichtige Erkenntnisse bei der Plantagenentwicklung hin, die auf der Plantagen-Ebene und bei der Gestaltung nationaler Rahmenbedingungen für den Plantagensektor berücksichtigt werden sollten. Handlungsempfehlungen für die forstwirtschaftliche, epistemische Gemeinschaft zur Gestaltung der weiteren Diskurse in Bezug auf globalen Plantagen werden ebenfalls diskutiert.

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