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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.
21

Chance or Crisis?: Migrants and the Irish Print Media 1997 - 2010

Damm, Andreas 05 June 2015 (has links)
Ireland experienced an unprecedented arrival of immigrants during the years of economic prosperity. The new diversity was met with divided public opinion towards non-Irish and an increasingly selective immigration policy. The media, as a main contributor to public discourse, play an important role in the construction of migrant images and therefore have a profound impact on such developments. Employing a combination of quantitative and qualitative content analysis, this study examines whether different immigrant groups have the same chance of favourable or unfavourable portrayal in daily newspapers. Based on the most frequent roles and topics associated with Poles, Nigerians and Chinese, a selection of newspaper articles is subjected to in-depth analysis. The overarching result that there is not one image of the Irish media illustrates how difficult, if not impossible, it is to arrive at findings that can be generalised. Individual newspapers are found to pursuit varying and sometimes covert strategies in the representation of immigrants. It is further shown that immigrants who are perceived as culturally closer to Irishness have a higher chance of favourable portrayal than those who are perceived as culturally more distant. Some commonly accepted perceptions of immigrants are unmasked as myths.
22

Matkou v pozdním věku: proměny pozdního mateřství od vzniku Československa po současnost / Being an Older Mother: Metamorphoses of Late Motherhood from the Foundation of Czechoslovakia up to the Present

Šimečková, Michaela January 2018 (has links)
Being an Older Mother: Metamorphoses of Late Motherhood from the Foundation of Czechoslovakia up to the Present Abstract The doctoral thesis gives a macro-structural view of the metamorphoses of late motherhood, here defined as motherhood of women aged over 35, as they have occurred in the Czech lands between 1920 and 2015. The study examines to which extent the reflection of late motherhood in selected professional and feminine / lifestyle periodicals converges with the findings derived from demographic data analysis. For this purpose, a mixed methods research has been conducted to link the conclusions from quantitative analysis of demographic data (demographic analysis and binary logistic regression) to those from qualitative and quantitative media analyses (discourse and content analyses). As the study shows, the development of late motherhood in the Czech lands varies across a range of possible perceptions in the media, levels and fertility rates. The thesis shows a strong coherence between the perception of late motherhood in the media and conclusions drawn from the demographic data analysis, which are consistent for most of the observed years. According to the results of the analysis, with some simplification, five different types of late motherhood are determined. The first type, the "Experienced...
23

Signaling Normative and Economic Orientations during Earnings Conference Calls: Market Performance Antecedents and Consequences

Jancenelle, Vivien E. 16 March 2017 (has links)
No description available.
24

O fomento à pesquisa na Fiocruz: uma análise quantitativa e qualitativa das informações registradas nas bienais de pesquisa

Nicolau, Henrique José January 2008 (has links)
Submitted by Henrique NICOLAU (hnicolau@icict.fiocruz.br) on 2013-03-15T15:47:13Z No. of bitstreams: 1 Dissertação_HENRIQUE JOSE NICOLAU.pdf: 747048 bytes, checksum: 37fd1054bf1dbc1bdbb3512cea3f40ed (MD5) / Made available in DSpace on 2013-03-15T15:47:13Z (GMT). No. of bitstreams: 1 Dissertação_HENRIQUE JOSE NICOLAU.pdf: 747048 bytes, checksum: 37fd1054bf1dbc1bdbb3512cea3f40ed (MD5) / Fundação Oswaldo Cruz. Instituto de Comunicação e Informação Científica e Tecnológica em Saúde. Rio de Janeiro, RJ, Brasil. / Análise de conteúdo das informações relacionadas aos projetos de pesquisa apresentados na V Bienal de Pesquisa da FIOCRUZ, através de métodos quantitativos e qualitativos, e análise extrínseca dos Anais das cinco edições das Bienais realizadas até o momento. A análise de conteúdo utiliza a amostra de 569 projetos apresentados na V Bienal e tem por objetivos mapear a incidência de projetos e traçar um panorama sobre o fomento à pesquisa institucional, a partir do cruzamento de dados entre as variáveis: Unidade de lotação do autor principal, linha de pesquisa, vínculo do autor principal, situação de andamento da pesquisa e apoio de instituições e/ou programas aos projetos. A análise extrínseca é desenvolvida considerando os Anais das cinco edições das Bienais de Pesquisa realizadas até o momento na FIOCRUZ, representando 10 anos de cobertura de projetos de pesquisa apresentados no evento (1997-2006), e busca contribuir para o aperfeiçoamento do processo de organização e de comunicação científica do evento. É observada a importância de se preservar a memória dos Anais das Bienais de Pesquisa da FIOCRUZ, uma vez que se caracterizam como potencial fonte secundária de informação para os estudos no campo da informação científica e tecnológica em saúde / Content analysis of information related to the research projects presented on the V FIOCRUZ Research Biennial (V Bienal de Pesquisa da FIOCRUZ), through quantitative and qualitative methods, and extrinsic analysis of the annals from the five biennials held to the moment. The content analysis deals with a sample of 569 (five hundred and sixty nine) projects presented in the V Biennial and the objectives are to set an overview on the frequency of institutional projects and to draw a panorama about the incentive to the institutional research, come from cross the tabulation of several variables such as: main author research unit, research field, position of the main author, research progress, and financial support. The extrinsic analysis is developed considering the annals of the five editions of the Research Biennial up to this moment in FIOCRUZ, representing ten years of research projects presented in the event (1997-2006), and intends to contribute to the improvement of the process of organization of the Biennial as a means for scientific communication. The importance of the preservation of the Annals of the FIOCRUZ Research Biennial as a potential source of information to the studies in the field of scientific and technologic information in health, is observed
25

Inhaltsbasierte Analyse und Segmentierung narrativer, audiovisueller Medien

Rickert, Markus 26 September 2017 (has links)
Audiovisuelle Medien, insbesondere Filme und Fernsehsendungen entwickelten sich innerhalb der letzten einhundert Jahre zu bedeutenden Massenmedien. Große Bestände audiovisueller Medien werden heute in Datenbanken und Mediatheken verwaltet und professionellen Nutzern ebenso wie den privaten Konsumenten zur Verfügung gestellt. Eine besondere Herausforderung liegt in der Indexierung, Durchsuchung und Beschreibung der multimedialen Datenbestände. Die Segmentierung audiovisueller Medien, als Teilgebiet der Videoanalyse, bildet die Grundlage für verschiedene Anwendungen im Bereich Multimedia-Information-Retrieval, Content-Browsing und Video-Summarization. Insbesondere die Segmentierung in semantische Handlungsanschnitte bei narrativen Medien gestaltet sich schwierig. Sie setzt ein besonderes Verständnis der filmischen Stilelemente vorraus, die im Rahmen des Schaffensprozesses genutzt wurden, um die Handlung und Narration zu unterstützten. Die Arbeit untersucht die bekannten filmischen Stilelemente und wie sie sich im Rahmen algorithmischer Verfahren für die Analyse nutzen lassen. Es kann gezeigt werden, dass unter Verwendung eines mehrstufigen Analyse-Prozesses semantische Zusammenhänge in narrativen audiovisuellen Medien gefunden werden können, die zu einer geeigneten Sequenz-Segmentierung führen. / Audiovisual media, especially movies and TV shows, developed within the last hundred years into major mass media. Today, large stocks of audiovisual media are managed in databases and media libraries. The content is provided to professional users as well as private consumers. A particular challenge lies in the indexing, searching and description of multimedia assets. The segmentation of audiovisual media as a branch of video analysis forms the basis for various applications in multimedia information retrieval, content browsing and video summarization. In particular, the segmentation into semantic meaningful scenes or sequences is difficult. It requires a special understanding of cinematic style elements that were used to support the narration during the creative process of film production. This work examines the cinematic style elements and how they can be used in the context of algorithmic methods for analysis. For this purpose, an analysis framework was developed as well as a method for sequence-segmentation of films and videos. It can be shown that semantic relationships can be found in narrative audiovisual media, which lead to an appropriate sequence segmentation, by using a multi-stage analysis process, based on visual MPEG-7 descriptors.
26

Weiterentwicklung der Kohle-Online-Analytik mittels radiometrischer Messmethoden im Rheinischen Braunkohlenrevier

Schüngel, Michael 05 July 2017 (has links)
Kernthema der Dissertation ist die Weiterentwicklung von Kohle-Online-Messtechniken zur kontinuierlichen Bestimmung, das Brennstoffverhalten in Kraftwerkskesseln beeinflussender anorganischer Kohleinhaltsstoffe im Rheinischen Braunkohlerevier, die geologisch bedingt, natürlichen Schwankungen unterliegen. Im Rahmen dieses Vorhabens wurden die Gammastrahlenabsorptionsverfahren zur Aschegehaltsbestimmung und die Prompte-Gamma-Neutronen-Aktivierungs-Analyse (PGNAA) zur Multielement-Analyse als innovative Messmethoden zur Analyse des gesamten Kohlestroms auf Förderbandanlagen identifiziert, deren Eignung im Rahmen von Voruntersuchungen bestätigt, betrieblich eingeführt und unter Praxisbedingungen optimiert. Dabei wurde die Wechselwirkung zwischen Gamma- und Neutronenstrahlung unterschiedlicher Energien mit Braunkohlen und Fördergurten unterschiedlicher Eigenschaften sowie Einflüsse variierender homogener und inhomogener Elementzusammensetzungen bei verschiedenen Messsystemanordnungen und Förderleistungen auf die Messergebnisse systematisch erfasst und für die Versuchsanlagen in der betrieblichen Praxis umgesetzt. Die Gamma-Absorptionsmethode ist im betrieblichen Einsatz, die Erprobung der PGNAA-Prototypanlage steht bevor.:1 Hintergrund und Motivation 5 1.1 Belagsbildungen bei der Verbrennung von Braunkohlen in Dampferzeugern 5 1.2 Bildungsbedingungen von Schmelzphasen in Mehrstoffsystemen 6 1.3 Methoden zur Bewertung des Ansatzbildungspotenzials 9 1.4 Geologie des Rheinischen Braunkohlenreviers 9 1.4.1 Tektonische Vorgeschichte der Niederrheinischen Bucht 9 1.4.2 Stratigrafischer und lithologischer Überblick des Rheinischen Braunkohlenreviers 11 1.5 Lagerstätten des Rheinischen Braunkohlenreviers 14 1.5.1 Tagebau Garzweiler 14 1.5.2 Tagebau Hambach 15 1.5.3 Tagebau Inden 16 1.6 Kohlesortenkonzept des Rheinischen Braunkohlenreviers 17 2 Ziel der Arbeit 21 3 Stand von Wissenschaft und Kohle-Online-Messtechnik 22 3.1 Röntgenfluoreszenzanalyse (RFA) 22 3.2 Laser-induzierte-Plasma-Spektroskopie (LIPS) 23 3.3 Gammastrahlenabsorption 24 3.4 Prompte-Gamma-Neutronen-Aktivierungsanalyse 28 3.5 Eingesetzte Messtechniken im Rheinischen Revier 30 4 Anforderungen an Kohle-Online-Messtechniken 31 4.1 Revierweite Anforderungen an Kohle-Online-Messtechniken 31 4.2 Anforderungen an Kohle-Online-Messtechniken zur Aschegehaltsbestimmung 31 4.3 Standortspezifische Anforderungen an Kohle-Online-Messtechniken 32 5 Arbeits- und Versuchsprogramm 33 5.1 Radiometrische Aschegehaltsbestimmung mittels Gammastrahlenabsorption 33 5.2 Prompte Gamma-Neutronen-Aktivierungsanalyse (PGNAA) 36 6 Versuchsergebnisse und Diskussion 41 6.1 Radiometrische Aschegehaltsbestimmung mittels Gammastrahlenabsorption 41 6.1.1 Vorversuche mit einer Americiumquelle (Am-241) am Teilstrom (Firma Berthold) 41 6.1.2 Gammastrahlenabsorption eines stahlarmierten Fördergurts 46 6.1.3 Anlagengeometrie der betrieblichen Versuchsanlagen 57 6.1.4 Vollständige Erfassung der Bandbelegung (Detektorgeometrie) 59 6.1.5 Auswirkungen der Elementverteilungen auf die Gammastrahlenabsorption 60 6.1.6 Fehlerbetrachtungen der Gammastrahlenabsorption und Optimierungsansätze 66 6.1.7 Probennahme-Techniken für Referenzwerte der Kalibrierung 68 6.1.8 Anlagen-Kalibrierung für unterschiedliche Aschegehalte 75 6.1.9 Anlagen-Kalibrierung bei unterschiedlichen Förderleistungen 76 6.1.10 Langzeitversuche zu Lagerstättendaten und weiteren Analysetechniken 77 6.1.11 Zusammenfassung der Ergebnisse 81 6.2 Prompte Gamma-Neutronen-Aktivierungsanalyse (PGNAA) 83 6.2.1 Testmessungen mittels MEDINA-Anlage am Forschungszentrum Jülich (FZJ) 83 6.2.2 Simulationsrechnungen für heterogen verteilte Sandfrachten am FZJ 95 6.2.3 Testmessungen mittels Coalscan-Anlage bei der Firma Scantech (Australien) 99 6.2.4 Zusammenfassung der Ergebnisse 105 7 Schlussfolgerungen und Fazit 106 7.1 Radiometrische Aschegehaltsbestimmung mittels Gammastrahlenabsorption 106 7.2 Prompte Gamma-Neutronen-Aktivierungsanalyse (PGNAA) 107 8 Ausblick 108 8.1 Radiometrische Aschegehaltsbestimmung mittels Gammastrahlenabsorption 108 8.2 Prompte Gamma-Neutronen-Aktivierungsanalyse (PGNAA) 109 9 Abbildungsverzeichnis 111 10 Tabellenverzeichnis 118 11 Abkürzungsverzeichnis 120 12 Literaturverzeichnis 123 13 Anhang 126
27

Analýza realizace oblasti podpory Evropského sociálního fondu Rovné příležitosti žen a mužů na trhu práce a sladění pracovního a rodinného života v kraji Vysočina / An Analysis of implementation of the European Social Fund initiative Equal Opportunities for Women and Men in the Labor Market and Reconciliation of Work and Family Life in the Region Vysočina

Kabelková, Kristýna January 2013 (has links)
The topic of this thesis is the support of Equal Opportunities for women and men in the labor market and to reconcile work and family life, funded by the European Social Fund. The thesis consists of an introduction, a theoretical part, a practical part, a conclusion and appendices. In the theoretical part there are the first introduced policies of the European Social Fund for the period 2007 - 2013 and then their application in the Czech Republic, made up mainly of the Operational Programme Human Resources and Employment and just his area of support 3.4 Equal opportunities for women and men in the labor market and to reconcile work and family life. The issue of equal opportunities for women and men is also used in the context of EU and in the context of labor market in the Czech Republic. Custom research is designed in order to analyze the implementation of the above- mentioned areas of support, specifically in the region Vysočina on the basis of already approved projects, using quantitative and qualitative content analysis. At the request Those projects are discussed both negative and positive gender lens. It is therefore a real form of project applications that are approved and draw on the financial resources of the European Social Fund.

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