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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.
241

A palavra cantada em comunidades-terreiro de origem Iorubá no Brasil: da melodia ao sistema tonal / The word sung in Yoruba origin communities in Brazil: of melody to the tonal system

Nogueira, Sidnei Barreto 05 January 2009 (has links)
O presente trabalho procura analisar a relação melodia-tom no interior do canto de origem africana nas comunidades-terreiro de candomblé Queto. O caráter estável da palavra cantada conduziu-nos às análises de textos com música. Para a implementação das investigações foram selecionados dez cantos nagôs gravados sem acompanhamento de instrumentos pelo próprio povo do santo e um canto iorubá gravado por um iorubá nativo de Abeokutá. Os cantos foram organizados em tessituras (partituras simplificadas) divididas em versos com vistas à visualização simultânea do canto com a letra; para cada verso do canto, fez-se, com a utilização do programa WinPitchPro, um sonograma com a curva de pitch, espectrograma e medidas de Fo. Inicialmente, por meio de uma primeira comparação entre canto e fala iorubá, observou-se, na relação entre pitch melódico e tom fonológico, que estávamos diante de três possibilidades: (i) ignorar os tons fonológicos e o significado das palavras e utilizar as variações de pitch exclusivamente para marcar a melodia, o que preservaria a musicalidade, mas reduziria a inteligibilidade lírica; (ii) preservar as variações regulares de pitch relacionados aos tons lexicais, ignorando a musicalidade, sacrificando a musicalidade pela inteligibilidade; (iii) tentar manter, mesmo que parcialmente, os contrastes de pitches lexicais sem restringir excessivamente as regras melódicas de Fo. Para o desenvolvimento do nosso trabalho, acatamos, principalmente, a terceira hipótese. Tanto no cotejo da fala e canto iorubá quanto no confronto iorubá/nagô, foi possível identificar a imanência dos supra-segmentos da língua africana. A realização dos tons por meio dos pitches melódicos apresentou a reprodução de fenômenos universais como downdrift, downstep e processos recíprocos de assimilação e propagação. As análises evidenciam a manutenção parcial dos tons lexicais da língua iorubá na palavra sagrada nagô, confirmando o caráter estável de uma palavra condicionado por elementos lingüísticos e extralingüísticos. / This work aims at analyzing the melody-tone relationship in African origin chants in Queto houses of candomble. The stable character of the sung word has led to the analysis of musical texts. In order to implement investigations ten Nago chants have been selected. They have been recorded without instruments by the people of Saint themselves and an Yoruba chant was recorded by a native Yoruba speaker from Abeokuta. Chants have been organized in tessitures (simplified partitures) divided in verses aiming at the simultaneous visualization of the singing and lyrics; one has made, for each chant verse, with the use of the WinPitchPro program, a sonogram with the pitch wave, spectrogram and Fo measures. By comparing the chant and Yoruba speech one has initially observed three possibilities between melody pitch and phonological tone: (i) to ignore phonological tones and the meaning of words and use pitch variations to exclusively designate the melody, which would preserve musicality but would reduce the lyrical intelligibility; (ii) to preserve the regular pitch variations related to lexical tones ignoring musicality and sacrificing musicality in order to achieve intelligibility; (iii) to try to keep, even partially, the contrasts of lexical pitches without excessively restricting Fo melodical rules. In order to develop this work one has mainly followed the third hypothesis. In the analysis of both the Yoruba speech and chants and in the confrontation of Yoruba/Nago, it has been possible to identify the stableness of supra-segments of the African language. The achievement of tones by the use of melody pitches has presented the reproduction of universal phenomena such as downdrift, downstep and reciprocal processes of assimilation and spread. The analyses show the partial maintenance of the lexical tones in the sacred Nago word confirming the stable character of a word conditioned by linguistic and extra linguistic elements.
242

Análise cepstral baseada em diferentes famílias transformada wavelet / Cepstral analysis based on different family of wavelet transform

Sanchez, Fabrício Lopes 02 December 2008 (has links)
Este trabalho apresenta um estudo comparativo entre diferentes famílias de transformada Wavelet aplicadas à análise cepstral de sinais digitais de fala humana, com o objetivo específico de determinar o período de pitch dos mesmos e, ao final, propõe um algoritmo diferencial para realizar tal operação, levando-se em consideração aspectos importantes do ponto de vista computacional, tais como: desempenho, complexidade do algoritmo, plataforma utilizada, dentre outros. São apresentados também, os resultados obtidos através da implementação da nova técnica (baseada na transformada wavelet) em comparação com a abordagem tradicional (baseada na transformada de Fourier). A implementação da técnica foi testada em linguagem C++ padrão ANSI sob as plataformas Windows XP Professional SP3, Windows Vista Business SP1, Mac OSX Leopard e Linux Mandriva 10. / This work presents a comparative study between different family of wavelets applied on cepstral analysis of the digital speech human signal with specific objective for determining of pitch period of the same and in the end, proposes an differential algorithm to make such a difference operation take into consideration important aspects of computational point of view, such as: performance, algorithm complexity, used platform, among others. They are also present, the results obtained through of the technique implementation compared with the traditional approach. The technique implementation was tested in C++ language standard ANSI under the platform Windows XP Professional SP3 Edition, Windows Vista Business SP1, MacOSX Leopard and Linux Mandriva 10.
243

Restitution de la poésie ˸ la portée des écrits théoriques dans l'œuvre de Gerard Manley Hopkins / The Restitution of Poetry ˸ the Scope of the Theoretical Writings in the Works of Gerard Manley Hopkins

Draper, Michèle 10 December 2018 (has links)
L’introduction rappelle l’importance et l’intérêt des proses des Journals, des Oxford Essays and Notes, et des écrits dévotionnels, qui doivent être lus en continuité avec la poésie. Le chapitre I se consacre à la restitution des phénomènes naturels et perceptifs chez Hopkins, à la description et à l’analyse des termes d’inscape et d’instress dans les Journals, à la pratique de la prose descriptive chez Hopkins. Le chapitre II examine l’héraclitéisme de Hopkins dans le poème That Nature is a Heraclitean Fire and of the Comfort of the Resurrection. La résurrection est l’autre nom de la restitution (ou apocatastasis) qui donne la première explication de notre titre. Nous y observons le traitement de la description dynamique de la nature, en liaison avec les Journals, et l’ensemble des essais théoriques des années 1863-68, puis leur résonance sur la vingtaine d’années d’activité du poète. Le chapitre III se consacre à l’examen de l’essai « Parmenides » de 1868 qui permet de comprendre l’origine des termes essentiels d’instress et d’inscape dans la traduction commentée du Poème de Parménide, et l’emploi ultérieur de ces termes dans les définitions de la poésie. Le chapitre IV examine la définition de la poésie selon Hopkins, la constitution dialectique de la poésie, en fonction d’un triple trajet, confrontant les Essais d’Oxford, les poèmes et la tradition philosophique. On y relie de manière croisée l’interprétation de la dialectique de Platon, le réalisme d’Aristote à la question de l’imagination, de la fantaisie et de la voix. Ces éléments permettent l'analyse des liens entre langage poétique, vérité et réalité. Le chapitre V se consacre à l’analyse de la place de l’homme singulier dans cette pensée, aux définitions de la poésie, en confrontant les premiers essais d’esthétique aux usages plus tardifs des théologies hypostatiques et eucharistiques ainsi qu’à l’écriture des poèmes. La lecture de Duns Scot conduit à examiner les notions de pitch et de sake, considérées comme autant d’étapes pour parvenir à une définition poétique de l’homme. Le chapitre VI se consacre au développement de la notion d’imagination rythmique et à l’analyse du rythme bondissant, la clef de voûte de la pensée et de la pratique de Hopkins, par un examen des poèmes, des liens avec les poétiques de Wordsworth et de Coleridge, la métaphysique, la pensée du théâtre, la tradition pindarique. La conclusion tente de montrer qu’avec Hölderlin, et Coleridge, Hopkins est une des figures majeures de la pensée de la poésie, ce qui explique l’influence de ses écrits sur la poésie et la poétique du XXe siècle. / Hopkins’ Oxford Essays and Notes as well as his prose writings are of particular relevance for the understanding of his work at large. Chapter I analyzes Hopkins’ Journals and the restitution of natural phenomena and sensations, as well as the use of inscape and instress in descriptive contexts. Chapter II analyzes Hopkins’ Heracliteanism in the poem That Nature is a Heraclitean Fire and of the Comfort of the Resurrection. Resurrection is a synonym for restitution (or apocatastasis in Greek, explaining our choice of the title). We concentrate on the dynamic description of nature in the Journals and the resonance of the Oxford Essays over the twenty years of Hopkins’ activity as a writer and poet. The third chapter is devoted to the 1868 essay « Parmenides », in which we trace the origins of the key-terms of inscape and instress as translations from the Greek of Parmenides’ Poem. Chaper IV examines the import of these notions in Hopkins’ definitions of poetry, the constitutive dialectics of poetry by analyzing the following topics in the Oxford Essays : poetry, its relation to philosophy, to Plato’s dialectics, to Aristotle’s realism and ethics, the definition of voice, imagination and fancy, as well as the analysis of the links between poetical language, truth and reality. Chapter V concentrates on the analysis of man’s singularity by confronting Hopkins’ early aesthetical theories and his more mature uses of hypostatical and eucharistic theologies, in the light of Duns Scotus’s influence. The relation of poetry, theology and anthropology leads us to examine the key notions of pitch and sake in Hopkins’ poetic definition of man. Chapter VI is devoted to the analysis of Hopkins’ rhythmical imagination and sprung rhythm, the keystone of his thought and practice, in relation to his interpretation of Wordsworthian and Coleridgean aesthetics, metaphysics, dramatic theory, poetics and the Pindaric tradition. To conclude, we focus on the importance of Hopkins, as one of the greatest representatives of poetic thought in the XIXth Century along with Coleridge and Hölderlin, hence his influence in XXth century poetry and poetics.
244

Prestandautvärdering av koppling mellan C#.NET och Pitch Runtime Infrastructure

Larsson, Adam January 2014 (has links)
Denna rapport dokumenterar arbetet med att utreda hur C# och Pitch RTI fungerar tillsammans, och vilka prestandaeffekter som resulterar av denna koppling. Motiveringen kommer från att kunder till företaget Pitch har efterfrågat stöd för C# som programmeringsspråk när de använder Pitch RTI. Metoden gick ut på att successivt lära sig använda de tekniker som finns tillgängliga, för att sedan implementera lösningar på hur kopplingen ska ske. Resultaten visar hur övergången går till och prestandan som uppnåddes med hjälp av indexnotation. Tekniken IKVM hade högre prestandaindex och gick snabbare att komma igång med jämfört med tekniken C++/CLI. Men C++/CLI passar bättre ur ett distributionsperspektiv. Slutsatsen blev att Pitch som företag med hjälp av denna rapport är bättre förberett på framtida utredningar och implementationer som skulle använda de utvärderade teknikerna.
245

Triangeldrama : En deskriptiv fallstudie om arbetsprocessen och relationen mellan ett företag och dess PR- och reklambyrå

Bazydlo, Nadia, Hedén, Anne-Sofie January 2014 (has links)
Bakgrund: I dagens samhälle utsätts konsumenter ständigt för en mängd olika typer av reklam. För att fånga upp deras intresse och uppmärksamhet är det viktigt att kunna differentiera och utmärka sig på marknaden genom att välja rätt kommunikationsmedel. Om ett företag vill lansera en ny produkt eller tjänst finns oftast inte all kompetens som behövs tillgänglig för att marknadsföra detta i ett och samma företag. Därför väljer företag att outsourca, som innebär att externa verksamheter hjälper ett företag med dess marknadsföringsprocess. På grund av detta har en mängd reklam- och PR-byråer vuxit fram för att kunna komplettera den kompetensen som ett företag saknar. Hur dessa reklam- och PR-byråer väljer att marknadsföra produkten eller tjänsten varierar mycket från gång till gång men slutmålet är alltid detsamma, att exponera en produkt eller tjänst.   Syfte: Undersöka arbetsprocessen hos ett företag och dess anlitade reklam- och PR-byrå samt belysa relationen mellan de tre parterna. Metod: En deskriptiv fallstudie bestående av fyra semistrukturerade intervjuer. Teori: Fem teorier som är länkade till ämnet, arbetsprocessen och relationen mellan ett företag och dess reklam- och PR-byrå har noga valts ut för att ge stöd åt uppsatsens syfte. Empiri: De fyra semistrukturerade intervjuerna består utav personer med olika befattningspositioner inom en reklambyrå, en PR-byrå samt ett företag som samarbetar med dessa två byråer. Respondenterna erhåller stor kompetens inom ämnet och bidrar med relevant information för att besvara uppsatsens syfte. Slutsats: Varje arbetsprocess mellan ett företag och en reklam- och PR-byrå är unik. Detta beror på att varje uppdragsgivare har sina specifika krav och mål som byråerna måste anpassa sig efter. Även relationen och kontakten mellan en byrå och kund varierar vilket i sin tur formar arbetsprocessen. Författarna konstaterar dock att grunden till de flesta arbetsprocesser och relationer mellan ett företag och dess anlitade reklam- och PR-byrå är sig lik. / Background: In today's society consumers are constantly exposed to a variety of different types of advertising. In order to capture customers' interest and attention, it is important to differentiate and distinguish yourself on the market by choosing the right channels of communication. If a company is going to launch a new product or service all the skills needed to promote are usually not available in the same firm. That is the reason why companies choose to outsource this work to an external organisation to help the company with the marketing process. Because of this, a lot of advertising and PR agencies have emerged to complement the expertise that a company lacks. Purpose: Describe the working process of a company and its hired advertising and PR agency and also explain the relationship between the three parties. Method: A descriptive case study consisting four semi-structured interviews. Theory: Five theories that are linked to the subject, the work process and the relationship between a company and its advertising and PR agency have been carefully selected to support the purpose of the essay. Empirical studies: The four semi-structured interviews consist of people with different job positions in an advertising agency, a PR agency and a company that collaborates with these two agencies. The respondents obtain substantial expertise of the topic and contribute relevant information to answer the purpose of the essay. Conclusion: Each work process between a company and an advertising and PR agency is unique, since each client has specific requirements and objectives that agencies must adapt to. The relationship between an agency and a client varies which in turn shapes the work. The authors have concluded, however, that the basis for the work processes and relationship between a company and its hired advertising and PR agency is similar.
246

Análise cepstral baseada em diferentes famílias transformada wavelet / Cepstral analysis based on different family of wavelet transform

Fabrício Lopes Sanchez 02 December 2008 (has links)
Este trabalho apresenta um estudo comparativo entre diferentes famílias de transformada Wavelet aplicadas à análise cepstral de sinais digitais de fala humana, com o objetivo específico de determinar o período de pitch dos mesmos e, ao final, propõe um algoritmo diferencial para realizar tal operação, levando-se em consideração aspectos importantes do ponto de vista computacional, tais como: desempenho, complexidade do algoritmo, plataforma utilizada, dentre outros. São apresentados também, os resultados obtidos através da implementação da nova técnica (baseada na transformada wavelet) em comparação com a abordagem tradicional (baseada na transformada de Fourier). A implementação da técnica foi testada em linguagem C++ padrão ANSI sob as plataformas Windows XP Professional SP3, Windows Vista Business SP1, Mac OSX Leopard e Linux Mandriva 10. / This work presents a comparative study between different family of wavelets applied on cepstral analysis of the digital speech human signal with specific objective for determining of pitch period of the same and in the end, proposes an differential algorithm to make such a difference operation take into consideration important aspects of computational point of view, such as: performance, algorithm complexity, used platform, among others. They are also present, the results obtained through of the technique implementation compared with the traditional approach. The technique implementation was tested in C++ language standard ANSI under the platform Windows XP Professional SP3 Edition, Windows Vista Business SP1, MacOSX Leopard and Linux Mandriva 10.
247

Controle Fuzzy aplicado à otimização de um sistema eólico de velocidade variável / Fuzzy control applied to the optimization of a wind system variable speed

Sena, Francisco das Chagas Barbosa de 26 June 2015 (has links)
Made available in DSpace on 2016-08-31T13:33:44Z (GMT). No. of bitstreams: 1 FranciscoCBS_DISSERT.pdf: 1910035 bytes, checksum: 49a978c792393d00663be9720c45ef02 (MD5) Previous issue date: 2015-06-26 / Coordenação de Aperfeiçoamento de Pessoal de Nível Superior / The development of a mathematical model for a system of wind power generation is complex, can be strongly affected by the wind variation and it s a non-linear problem. Due to these characteristics the analysis can be performed using a control system based on fuzzy logic, which improves a better adjust of the system to be controlled. In this paper, the performance of a variable-speed wind turbine controlled by a classic proportional controller (CPC), and a fuzzy logic controller (FLC) to adjust the angle of inclination of the blades is analyzed. In this case, it s possible to verify the effectiveness of the application of fuzzy logic, the ability to avoid fluctuations and improvement of the quality of electric power output, regardless of the original features of the proportional control applied. The CPC and the FLC were implemented using the Fuzzy Logic ToolboxTM and SIMULINK® software packages available in MATLAB®. The results show that the application of fuzzy logic to adjust the parameters of a controller can improve the dynamic performance of the wind turbine with respect to reducing the onset of fatigue loads, weather fluctuations and stabilization of electric power output / O desenvolvimento de um modelo matemático para um sistema de geração de energia eólica, pode se tornar uma tarefa muito complexa, podendo ser fortemente dependente da variação do vento, além de se caracterizar como um problema não linear. Devido a estas características, a análise pode ser realizada utilizando um sistema de controle baseado em Lógica Fuzzy (LF), o que poderia promover melhor perfomance ao sistema a ser controlado. No presente trabalho, o desempenho de uma turbina eólica de velocidade variável controlado por um controlador proporcional clássico (CPC) e um controlador fuzzy (FLC) para promover ajuste ao ângulo pitch são analisados. Dessa forma, é possível verificar a eficácia da aplicação LF, sua capacidade de evitar flutuações e melhorar da qualidade da potência gerada, independentemente das cndições de vento ao qual o sistema está submetido. O CPC e o FLC foram implementados utilizando Fuzzy Logic ToolboxTM e Simulink®, toolboxs disponíveis no software MATLAB®. Os resultados mostram que a aplicação em questão pode efetivamente contirbuir para a melhoria do desempenho dinâmico da turbina no tocante a redução de oscilações, máximo sobresinal e tempode acomodação
248

Identificación y control de pitch en producto final de la línea de producción de pulpa de eucalipto / Identificação e controle de pitch no produto final da linha de produção de polpa de eucalipto

Otth, Edison Humberto Durán 20 July 2011 (has links)
Made available in DSpace on 2015-03-26T14:01:10Z (GMT). No. of bitstreams: 1 texto completo.pdf: 1359899 bytes, checksum: afef7ebe9221370e87adb8af5126b8b6 (MD5) Previous issue date: 2011-07-20 / Este estudo teve como objetivo investigar o efeito dos coagulantes de alumínio sobre as substâncias presentes no licor negro fraco da área de lavagem da linha 1 de polpa de eucalipto, assim como a influência deste metal na formação de depósitos e sujidades que aderem ao produto final. Teste de adição de sulfato de alumínio no licor negro fraco da área de lavagem de polpa resultou em aumento na formação de sólidos de caráter inorgânico. Quando as doses de Sulfato de Aluminio-Al2(SO4)3 foram incrementadas, a concentração de sílica e magnésio também aumentou tornando-se os principais componentes gerados. Neste estudo as concentrações desses principais componentes encontrados nos tratamentos artificiais de pitch em laboratório e em depósitos nas paredes dos tanques da área de filtrados de 2005 e 2011 foram comparadas. Houve um aumento nas concentrações de metais nos depósitos encontrados em 2011 em relação a 2005 devido ao longo período (dois anos) sem a manutenção da linha de produção em consequência do terremoto de 27 de fevereiro de 2010. No entanto, comparando os depósitos em 2005 (no período de funcionamento normal e manutenção) com o tratamento experimental artificial de laboratório, observou-se a semelhança das concentrações de ambos os metais presentes. Isto nos permite inferir que o modelo empregado do tratamento artificial de pitch laboratorial simula perfeitamente bem a condição normal de produção de operação. Um estudo paralelo de laboratório foi conduzido para reduzir o residual de alumínio na água industrial. Neste estudo paralelo um novo produto coagulante foi utilizado na planta do processo de clarificação da água (ECO 1024). Os resultados mostraram uma redução média de 42% de concentração de alumínio residual na água industrial. Estas atividades adicionalmente incluíram um atrativo lucro financeiro para mudar o procedimento de clarificação da água industrial tradicional, gerando uma economia anual de US$117,420.00 quando o ECO 1024 é utilizado. / El presente trabajo tuvo como objetivo investigar el efecto aglomerante del aluminio, sobre las sustancias contenidas en el licor negro del área de lavado de línea 1 de pulpa de eucalipto y la influencia de este metal en la formación de depósitos o pintas que se adhieren al producto final. Se realizaron ensayos de adición de sulfato de aluminio al licor negro del área de lavado, los que arrojaron como resultado un aumento en la formación de sólidos de carácter inorgánico. Al aumentar la dosificacion de Al2(SO4)3, la concentración de sílice y magnesio aumenta, pasando a ser estos los principales componentes del pitch artificial generado. Al comparar las concentraciones de los principales metales del pitch artificial con depósitos encontrados en la pared de un estanque de filtrado del área de lavado año 2005 y año 2011, se registro un aumento en las concentraciones de metales en los depósitos encontrados el 2011 en comparación con el año 2005, debido al largo periodo (2 años) sin mantención de la línea de producción a consecuencia del terremoto del 27 de febrero del 2010. Sin embargo, al comparar el depósito del año 2005 (periodo con operación y mantención normal) con el pitch artificial (muestra in situ) podemos apreciar la similitud de la concentración de los metales presentes. Lo que nos permite inferir que el modelo del pitch artificial simula la condición de proceso de un año normal. Se realizó un estudio de laboratorio en paralelo para disminuir el aluminio residual del agua industrial. Se utilizo un nuevo producto coagulante para la clarificación obteniendo una disminución promedio de 42% en el aluminio residual con el producto Eco 1024. Adicionalmente se realizo un balance económico para cambiar los reactivos tradicionales de clarificación del agua industrial, lo cual arrojo un ahorro anual de 117.420 US$.
249

A palavra cantada em comunidades-terreiro de origem Iorubá no Brasil: da melodia ao sistema tonal / The word sung in Yoruba origin communities in Brazil: of melody to the tonal system

Sidnei Barreto Nogueira 05 January 2009 (has links)
O presente trabalho procura analisar a relação melodia-tom no interior do canto de origem africana nas comunidades-terreiro de candomblé Queto. O caráter estável da palavra cantada conduziu-nos às análises de textos com música. Para a implementação das investigações foram selecionados dez cantos nagôs gravados sem acompanhamento de instrumentos pelo próprio povo do santo e um canto iorubá gravado por um iorubá nativo de Abeokutá. Os cantos foram organizados em tessituras (partituras simplificadas) divididas em versos com vistas à visualização simultânea do canto com a letra; para cada verso do canto, fez-se, com a utilização do programa WinPitchPro, um sonograma com a curva de pitch, espectrograma e medidas de Fo. Inicialmente, por meio de uma primeira comparação entre canto e fala iorubá, observou-se, na relação entre pitch melódico e tom fonológico, que estávamos diante de três possibilidades: (i) ignorar os tons fonológicos e o significado das palavras e utilizar as variações de pitch exclusivamente para marcar a melodia, o que preservaria a musicalidade, mas reduziria a inteligibilidade lírica; (ii) preservar as variações regulares de pitch relacionados aos tons lexicais, ignorando a musicalidade, sacrificando a musicalidade pela inteligibilidade; (iii) tentar manter, mesmo que parcialmente, os contrastes de pitches lexicais sem restringir excessivamente as regras melódicas de Fo. Para o desenvolvimento do nosso trabalho, acatamos, principalmente, a terceira hipótese. Tanto no cotejo da fala e canto iorubá quanto no confronto iorubá/nagô, foi possível identificar a imanência dos supra-segmentos da língua africana. A realização dos tons por meio dos pitches melódicos apresentou a reprodução de fenômenos universais como downdrift, downstep e processos recíprocos de assimilação e propagação. As análises evidenciam a manutenção parcial dos tons lexicais da língua iorubá na palavra sagrada nagô, confirmando o caráter estável de uma palavra condicionado por elementos lingüísticos e extralingüísticos. / This work aims at analyzing the melody-tone relationship in African origin chants in Queto houses of candomble. The stable character of the sung word has led to the analysis of musical texts. In order to implement investigations ten Nago chants have been selected. They have been recorded without instruments by the people of Saint themselves and an Yoruba chant was recorded by a native Yoruba speaker from Abeokuta. Chants have been organized in tessitures (simplified partitures) divided in verses aiming at the simultaneous visualization of the singing and lyrics; one has made, for each chant verse, with the use of the WinPitchPro program, a sonogram with the pitch wave, spectrogram and Fo measures. By comparing the chant and Yoruba speech one has initially observed three possibilities between melody pitch and phonological tone: (i) to ignore phonological tones and the meaning of words and use pitch variations to exclusively designate the melody, which would preserve musicality but would reduce the lyrical intelligibility; (ii) to preserve the regular pitch variations related to lexical tones ignoring musicality and sacrificing musicality in order to achieve intelligibility; (iii) to try to keep, even partially, the contrasts of lexical pitches without excessively restricting Fo melodical rules. In order to develop this work one has mainly followed the third hypothesis. In the analysis of both the Yoruba speech and chants and in the confrontation of Yoruba/Nago, it has been possible to identify the stableness of supra-segments of the African language. The achievement of tones by the use of melody pitches has presented the reproduction of universal phenomena such as downdrift, downstep and reciprocal processes of assimilation and spread. The analyses show the partial maintenance of the lexical tones in the sacred Nago word confirming the stable character of a word conditioned by linguistic and extra linguistic elements.
250

Entreprenörens resa fram till pitch : En kvalitativ studie om att attrahera investerare

Bengtsson, Josephine, Lind, Julia January 2022 (has links)
Unga företag utgör en stor del av alla företag i samhället och bidrar till utveckling inom många områden. För att unga företag ska kunna få förutsättningar att växa krävs det extern finansiering. Entreprenörer måste arbeta målmedvetet för att attrahera investerare till företaget. Tidigare forskning har till största del fokuserat på själva pitchingtillfället. Syftet med denna studie är att utveckla kunskap och förståelse för hur processen kring förarbetet inför pitchtillfället ser ut för entreprenörer i tillväxtorienterade unga svenska företag som vill attrahera investerare på kapitalmarknaden. Studiens forskningsansats utgår från kvalitativ forskningsmetod och har en abduktiv ansats. Den empiriska data består utav 12 intervjuer med entreprenörer från unga företag runt om i Sverige. Dataanalysmetoden som används är Gioia-metoden. Empirin visar att extern finansiering via affärsänglar, riskkapitalbolag och riskkapitalister har sökts och erhållits. Det anses vara viktigt att ta hänsyn till de anspråk som kommer med investeringen och investerarnas bidrag utöver kapital värderas högt. Förarbetet beskrivs inkludera förberedelse av dokument och presentationsmaterial samt se över hur det ser ut i organisationen. Det anses vara viktigt att kolla upp och lära känna investeraren för att kunna anpassa pitchen. Vid attraherande av investerare är det viktigt att framstå som legitim, trovärdig och att skapa förtroende. Kontinuerlig kommunikation och information är viktigt för att skapa starka relationer med investerarna. Relationerna måste vårdas och tas hand om för att bibehållas och utvecklas. Processen från förberedelser till pitch kan delas in med hjälp av ett tidsperspektiv som utgörs av tidiga och senare förberedelser. Det är ofta svårt att erhålla externt kapital via investeringar, därför utgör förarbetet en viktigt grund för att lyckas få investering. Förarbetet är också viktigt för att kunna bygga starka investerarrelationer. Olika investerarna kan skilja sig åt gällande krav och syften, vilket gör det viktigt att kolla upp och lära känna investerarna för att kunna anpassa förarbetet och pitchen. Nätverk är en viktig del i processen, det är både centralt för att få investering och något som företaget erhåller med investering. För att göra ett ordentligt förarbete behöver företaget börja i god tid. Det önskas mer hjälp och stöd i denna process innan pitch för att underlätta arbetet som entreprenörer lägger ner. Vidare borde förarbetet få mer fokus än vad pitchen får eftersom förarbetet ligger till grund för att lyckas med en framgångsrik pitch. / Young companies represent a large part of all companies in society and contribute to development in many areas. In order for young companies to be able to grow, external financing is required. Entrepreneurs must work purposefully to attract investors to the company. Previous research has largely focused on the actual pitching opportunity. The purpose of this study is to create and develop an understanding and knowledge of what the process of preparation for the pitch opportunity looks like for entrepreneurs in growth-oriented young Swedish companies who want to attract investors in the capital market.  The study's research approach is based on a qualitative research method and has an abductive approach. The empirical data consists of 12 interviews with entrepreneurs from young companies around Sweden. The data analysis method used is the Gioia-method. Empirical evidence shows that external financing through business angels, venture capital companies and venture capitalists has been sought and obtained. It is considered important to consider the claims that come with the investment and the investors' contribution in addition to capital is highly valued. The preparatory work is described to include preparation of documents and presentation material and to review what it looks like in the organization. It is considered important to check up and get to know the investor in order to be able to adapt the pitch. When attracting investors, it is important to appear legitimate, credible and to build trust. Continuous communication and information are important for creating strong relationships with investors. The relationships must be nurtured and taken care of in order to be maintained and developed. The process from preparation to pitch can be divided using a time perspective that consists of early and later preparations. It is often difficult to obtain external capital through investments, therefor the preparatory work is an important basis for succeeding in obtaining investment. The preparatory work is also important in order to be able to build strong investor relations. Different investors may differ in current requirements and purposes, which makes it important to check up and get to know the investors in order to be able to adapt the preparation and pitch. Networking is an important part of the process, it is both central to getting investment and something that the company receives with investment. To make a proper preparation, the company needs to start well in advance. More help and support is desired in this process before pitching to facilitate the work that entrepreneurs put in. Furthermore, the preparation should get more focus than the pitch gets, because the preparation is the basis for a successful pitch.

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