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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

Um modelo de sistema visual baseado em redes de Newman-Watts acopladas

Mayer, Brian Lee 27 July 2016 (has links)
Submitted by Rosa Assis (rosa_assis@yahoo.com.br) on 2017-05-12T15:24:19Z No. of bitstreams: 2 BRIAN LEE MAYER.....pdf: 4001679 bytes, checksum: aa944d055424e19342adcc174b7fc397 (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Approved for entry into archive by Paola Damato (repositorio@mackenzie.br) on 2017-05-23T13:31:33Z (GMT) No. of bitstreams: 2 BRIAN LEE MAYER.....pdf: 4001679 bytes, checksum: aa944d055424e19342adcc174b7fc397 (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) / Made available in DSpace on 2017-05-23T13:31:34Z (GMT). No. of bitstreams: 2 BRIAN LEE MAYER.....pdf: 4001679 bytes, checksum: aa944d055424e19342adcc174b7fc397 (MD5) license_rdf: 0 bytes, checksum: d41d8cd98f00b204e9800998ecf8427e (MD5) Previous issue date: 2016-07-27 / Coordenação de Aperfeiçoamento de Pessoal de Nível Superior / Here, the occurrence of synchronism in coupled Newman-Watts graphs is studied, as a model of neural network. The inspiration for this study comes from the visual system of mammals. The whole network is formed by four coupled graphs, which represent the lateral geniculate nuclei and the visual cortices of the cerebral hemispheres. The hemispheres communicate due to a coupling between the graphs representing the visual cortices. This coupling makes the role of the corpus callosum. The state transition of the neurons occurs in discrete time and it follows a set of deterministic rules. From periodic stimuli coming from the retina, the neuronal activity is numerically computed. The goal is to determine how the values of the parameters related to the network topology affect the synchronization between the hemispheres. / Aqui, estuda-se a ocorrência de sincronismo em grafos de Newman-Watts acoplados, como um modelo de rede neural. A inspiração para esse estudo vem do sistema visual de mamíferos. A rede completa é formada por quatro grafos acoplados, que representam os núcleos geniculados laterais e os córtices visuais dos hemisférios cerebrais. Os hemisférios se comunicam por meio de um acoplamento entre os grafos que representam os córtices visuais. Esse acoplamento faz o papel do corpo caloso. A transição de estados dos neurônios ocorre em tempo discreto e obedece a um conjunto de regras deterministas. A partir de estímulos periódicos vindos da retina, a atividade neuronal é calculada numericamente. O objetivo é determinar como os valores dos parâmetros relacionados à topologia da rede afetam o sincronismo entre os hemisférios.
22

'Brains are Survival Engines, not Truth Detectors': Machine-Oriented Ontology and the Horror of Being Human in Blindsight

Taiari, Hassen January 2018 (has links)
This paper is an examination of the horror elements found in Peter Watts’ Blindsight. In depicting an encounter with aliens, this science fiction novel explores topics such as the nature of sentience, mankind’s relationship with technology, posthumanism, and the limitations of the human body and mind. Blindsight also envisions entities (aliens, vampires, and artificial intelligences) capable of interacting with material realities inaccessible to human beings. Using Levi R. Bryant’s machine-oriented ontology, this thesis demonstrates how Watts employs these themes and issues to problematize anthropocentrism and the notion of selfhood. These elements—and more—will be discussed and shown to match the criteria associated with ontological horror.
23

"The Rainy Fragrance Musical”: Wintter Watts’ Song Cycle Vignettes Of Italy With Poetry By Sara Teasdale

Kwon, Hye-Ryung 12 1900 (has links)
Wintter Watts (1884-1962) was one of the most admired composers of American art song in the early twentieth century. The history of great singers who performed his songs at that time attests to the reputation of Watts as a song composer. Unfortunately the songs of Watts have become largely neglected by singers from later generations. The song cycle Vignettes of Italy (1919) for high voice is regarded by many as Watts♠ best-known composition. Vignettes of Italy was frequently performed by many famous singers in America in his day, but is little known in the current repertoire of American art song and rarely performed today. Vignettes of Italy is worthy of reintroduction to contemporary audiences and singers. This study explores the significant contributions Wintter Watts made to the body of American art song in the early twentieth century and presents a thorough investigation of Watts♠ compositional techniques of Sara Teasdale♠s texts in his song cycle Vignettes of Italy. These techniques include the use of carefully tailored rhythms, modulations, harmonic progressions, and accompaniment figures to give unique treatment to the musical setting of individual words, poetic ideas, and broader moods. I hope this research provides a foundation of understanding of this cycle, assists singers and pianists in presenting artistically coherent performances, and creates a fuller comprehension and appreciation of Watts songs.
24

Average Shortest Path Length in a Novel Small-World Network

Allen, Andrea J., January 2017 (has links)
No description available.
25

Rede complexa e criticalidade auto-organizada: modelos e aplicações / Complex network and self-organized criticality: models and applications

Castro, Paulo Alexandre de 05 February 2007 (has links)
Modelos e teorias científicas surgem da necessidade do homem entender melhor o funcionamento do mundo em que vive. Constantemente, novos modelos e técnicas são criados com esse objetivo. Uma dessas teorias recentemente desenvolvida é a da Criticalidade Auto-Organizada. No Capítulo 2 desta tese, apresentamos uma breve introdução a Criticalidade Auto-Organizada. Tendo a criticalidade auto-organizada como pano de fundo, no Capítulo 3, estudamos a dinâmica Bak-Sneppen (e diversas variantes) e a comparamos com alguns algoritmos de otimização. Apresentamos no Capítulo 4, uma revisão histórica e conceitual das redes complexas. Revisamos alguns importantes modelos tais como: Erdös-Rényi, Watts-Strogatz, de configuração e Barabási-Albert. No Capítulo 5, estudamos o modelo Barabási-Albert não-linear. Para este modelo, obtivemos uma expressão analítica para a distribuição de conectividades P(k), válida para amplo espectro do espaço de parâmetros. Propusemos também uma forma analítica para o coeficiente de agrupamento, que foi corroborada por nossas simulações numéricas. Verificamos que a rede Barabási-Albert não-linear pode ser assortativa ou desassortativa e que, somente no caso da rede Barabási-Albert linear, ela é não assortativa. No Capítulo 6, utilizando dados coletados do CD-ROM da revista Placar, construímos uma rede bastante peculiar -- a rede do futebol brasileiro. Primeiramente analisamos a rede bipartida formada por jogadores e clubes. Verificamos que a probabilidade de que um jogador tenha participado de M partidas decai exponencialmente com M, ao passo que a probabilidade de que um jogador tenha marcado G gols segue uma lei de potência. A partir da rede bipartida, construímos a rede unipartida de jogadores, que batizamos de rede de jogadores do futebol brasileiro. Nessa rede, determinamos várias grandezas: o comprimento médio do menor caminho e os coeficientes de agrupamento e de assortatividade. A rede de jogadores de futebol brasileiro nos permitiu analisar a evolução temporal dessas grandezas, uma oportunidade rara em se tratando de redes reais. / Models and scientific theories arise from the necessity of the human being to better understand how the world works. Driven by this purpose new models and techniques have been created. For instance, one of these theories recently developed is the Self-Organized Criticality, which is shortly introduced in the Chapter 2 of this thesis. In the framework of the Self-Organized Criticality theory, we investigate the standard Bak-Sneppen dynamics as well some variants of it and compare them with optimization algorithms (Chapter 3). We present a historical and conceptual review of complex networks in the Chapter 4. Some important models like: Erdös-Rényi, Watts-Strogatz, configuration model and Barabási-Albert are revised. In the Chapter 5, we analyze the nonlinear Barabási-Albert model. For this model, we got an analytical expression for the connectivity distribution P(k), which is valid for a wide range of the space parameters. We also proposed an exact analytical expression for the clustering coefficient which corroborates very well with our numerical simulations. The nonlinear Barabási-Albert network can be assortative or disassortative and only in the particular case of the linear Barabási-Albert model, the network is no assortative. In the Chapter 6, we used collected data from a CD-ROM released by the magazine Placar and constructed a very peculiar network -- the Brazilian soccer network. First, we analyzed the bipartite network formed by players and clubs. We find out that the probability of a footballer has played M matches decays exponentially with M, whereas the probability of a footballer to score G gols follows a power-law. From the bipartite network, we built the unipartite Brazilian soccer players network. For this network, we determined several important quantities: the average shortest path length, the clustering coefficient and the assortative coefficient. We were also able to analise the time evolution of these quantities -- which represents a very rare opportunity in the study of real networks.
26

Small-worlds och rich-clubs bland bloggar : En nätverksanalys av den svenska bloggosfären under FRA-debatten 2008 / Small-worlds and rich-clubs amongst blogs : A network study of the blogosphere during the National Defence Radio Establishment law debate in Sweden 2008

Öberg, Emil January 2008 (has links)
Purpose/Aim: To find power structures within the blog network. Material/Method: Using keywords to find all available blog posts about the National Defence Radio Establishment from the blog search engine Twingly, and thereafter using the same blog search engine to find inlinks from other blogs, to those posts. The data is set into the context of the small-world networks models of Duncan J. Watts and rich-club models of Sergi Valverde och Ricard V. Sole. Main results: 5183 unique blogs have written about the subject in 22779 blog posts to which 28128 inlinks from other blogposts are made. Just over one fifth of the blogs are linkted to each other in one big network, where the remaining blogs stand without any ingoing or outgoing links. The first bloggers are the one who continue to write for longer period of time and also the ones who attracts most inlinks. The blogosphere around this subject is highly connected, shows features as one would find in a small-world network, displays a power-law distribution for inlinks and is highly clustered around a few rich- club nodes.
27

Rede complexa e criticalidade auto-organizada: modelos e aplicações / Complex network and self-organized criticality: models and applications

Paulo Alexandre de Castro 05 February 2007 (has links)
Modelos e teorias científicas surgem da necessidade do homem entender melhor o funcionamento do mundo em que vive. Constantemente, novos modelos e técnicas são criados com esse objetivo. Uma dessas teorias recentemente desenvolvida é a da Criticalidade Auto-Organizada. No Capítulo 2 desta tese, apresentamos uma breve introdução a Criticalidade Auto-Organizada. Tendo a criticalidade auto-organizada como pano de fundo, no Capítulo 3, estudamos a dinâmica Bak-Sneppen (e diversas variantes) e a comparamos com alguns algoritmos de otimização. Apresentamos no Capítulo 4, uma revisão histórica e conceitual das redes complexas. Revisamos alguns importantes modelos tais como: Erdös-Rényi, Watts-Strogatz, de configuração e Barabási-Albert. No Capítulo 5, estudamos o modelo Barabási-Albert não-linear. Para este modelo, obtivemos uma expressão analítica para a distribuição de conectividades P(k), válida para amplo espectro do espaço de parâmetros. Propusemos também uma forma analítica para o coeficiente de agrupamento, que foi corroborada por nossas simulações numéricas. Verificamos que a rede Barabási-Albert não-linear pode ser assortativa ou desassortativa e que, somente no caso da rede Barabási-Albert linear, ela é não assortativa. No Capítulo 6, utilizando dados coletados do CD-ROM da revista Placar, construímos uma rede bastante peculiar -- a rede do futebol brasileiro. Primeiramente analisamos a rede bipartida formada por jogadores e clubes. Verificamos que a probabilidade de que um jogador tenha participado de M partidas decai exponencialmente com M, ao passo que a probabilidade de que um jogador tenha marcado G gols segue uma lei de potência. A partir da rede bipartida, construímos a rede unipartida de jogadores, que batizamos de rede de jogadores do futebol brasileiro. Nessa rede, determinamos várias grandezas: o comprimento médio do menor caminho e os coeficientes de agrupamento e de assortatividade. A rede de jogadores de futebol brasileiro nos permitiu analisar a evolução temporal dessas grandezas, uma oportunidade rara em se tratando de redes reais. / Models and scientific theories arise from the necessity of the human being to better understand how the world works. Driven by this purpose new models and techniques have been created. For instance, one of these theories recently developed is the Self-Organized Criticality, which is shortly introduced in the Chapter 2 of this thesis. In the framework of the Self-Organized Criticality theory, we investigate the standard Bak-Sneppen dynamics as well some variants of it and compare them with optimization algorithms (Chapter 3). We present a historical and conceptual review of complex networks in the Chapter 4. Some important models like: Erdös-Rényi, Watts-Strogatz, configuration model and Barabási-Albert are revised. In the Chapter 5, we analyze the nonlinear Barabási-Albert model. For this model, we got an analytical expression for the connectivity distribution P(k), which is valid for a wide range of the space parameters. We also proposed an exact analytical expression for the clustering coefficient which corroborates very well with our numerical simulations. The nonlinear Barabási-Albert network can be assortative or disassortative and only in the particular case of the linear Barabási-Albert model, the network is no assortative. In the Chapter 6, we used collected data from a CD-ROM released by the magazine Placar and constructed a very peculiar network -- the Brazilian soccer network. First, we analyzed the bipartite network formed by players and clubs. We find out that the probability of a footballer has played M matches decays exponentially with M, whereas the probability of a footballer to score G gols follows a power-law. From the bipartite network, we built the unipartite Brazilian soccer players network. For this network, we determined several important quantities: the average shortest path length, the clustering coefficient and the assortative coefficient. We were also able to analise the time evolution of these quantities -- which represents a very rare opportunity in the study of real networks.
28

LINDA LAND: A Short Story

Yenser, Helen E 01 January 2017 (has links)
“LINDA LAND” is a short story about a man who created an amusement park based on Hell, and his teenage son, who has developed a crush on the preacher’s daughter. Though there are many real-life muses that inspired the story—like Simon Rodia, the artist behind the Watts Towers—the four main literary sources are William Shakespeare’s play, “Romeo and Juliet,” Karen Russell’s novel, “Swamplandia!,” Sylvia Plath’s poem, “Mirror,” and Charlie Kaufman’s screenplay, “Adaptation.”
29

Mary Seton Watts : artist, activist, feminist

Audette Sabourin, Camille 08 1900 (has links)
Mary Seton Watts (1849–1938) était une artiste et une activiste importante de la fin du 19e siècle et du début du 20e en Angleterre. Bien qu’elle ait connu un grand succès de son vivant, l’histoire n’a su assurer l’héritage de cette femme. Le Royal Victoria College de l’Université McGill à Montréal abrite Our Lady of the Snows, une bannière en soie brodée par l’artiste, accrochée dans l’anonymat dans un couloir. La bannière fut commandée par le gouverneur général du Canada Lord Grey, en 1907, dans un effort d’assurer dans le système universitaire canadien une présence impériale. Il a ainsi fait la commande d’une série de bannière à des dames de la société anglaise, leur demandant spécifiquement l’inclusion d’une image de Saint George et le dragon. Seulement, des deux bannières envoyées par Mary Seton Watts, aucune ne présentait cette imagerie. Alors que Our Lady of the Snows a été envoyée à l’institution féminine Royal Victoria à Montréal, l’autre, Spirit of the Flowers of the Nation, n’a pas été incluse dans les envois du gouverneur général. Ce mémoire vise à positionner Our Lady of the Snows à l’intersection de l’activisme féministe et de l’activité artistique de Mary Seton Watts. Tout au long de sa carrière, l’artiste a démontré que sa vision personnelle et son occupation professionnelle existaient en symbiose dans son esprit. Elle a, à la fois, utilisé son art dans ses efforts d’améliorer le monde autour d’elle et a puisé inspiration dans ses valeurs personnelles afin de construire un langage symbolique qui lui est propre. Peintre, potière, brodeuse, designer, entrepreneure, activiste et suffragiste, Mary Seton Watts a laissé un vaste héritage qui se caractérise par son habileté d’adaptation et son refus de se plier aux normes artistiques et sociales. L’artiste a produit cette bannière à un moment crucial du suffrage des femmes, où des bannières de nature similaire étaient utilisées comme outils de revendication. Par une analyse technique et symbolique détaillée de Our Lady of the Snows, ce mémoire démontre que l’œuvre est inscrite dans la foulée de ces bannières suffragistes, et comme un objet caractéristique du mariage entre art et activisme chez Mary Seton Watts. / Mary Seton Watts (1849-1938) was an important artist and activist of late nineteenth-century and early twentieth-century England. Although she was successful in her lifetime, her legacy has been forgotten through time. McGill University’s Royal Victoria College in Montreal houses Our Lady of the Snows, a banner designed and embroidered by Seton Watts. The banner is hung unidentified in the hallways of the building which now serves as university housing. Our Lady of the Snows was part of a commission from the then governor general of Canada, Lord Grey in 1906. This project was in accordance to Lord Grey’s wish to instill an imperial presence within Canadian universities. He ordered a series of embroidered banners from English gentlewomen and specifically requested they depict Saint George and the Dragon. However, of the two banners he received from Seton Watts, neither included the theme he had asked for. While Our Lady of the Snows was sent to Montreal, Spirit of the Flowers of the Nation was never displayed as part of his project. This thesis sets out to position Our Lady of the Snows at the intersection of Seton Watts’s feminist activism and artistic activity. Throughout her career, she exhibited how her art and values formed a symbiotic relationship. She used art in service of her social engagement and let her political beliefs transpire in her extensive symbolic language. Painter, potter, needleworker, designer, entrepreneur, activist and suffragist, Mary Seton Watts left a legacy that is extraordinary in its refusal to submit to artistic and societal expectations. She created this banner at a crucial moment in the history of the movement for women’s suffrage. Banners were becoming an iconic symbol of suffragist processions and were used to reclaim needlework while fighting for women’s rights. A close technical and symbolic reading of the banner positions the object as in direct dialogue with suffragist banners, as well as an emblematic demonstration of the union of art and activism in the work of Mary Seton Watts.
30

National Liberation in an Imperialist World: Race and the U.S. National Security State, 1959-1980

Farnia, Navid 25 September 2019 (has links)
No description available.

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