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Dissertations / Theses on the topic 'Cone morphology'

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1

Chui, Toco Yuen Ping. "Influence of myopia on cone packing density and foveal morphology." [Bloomington, Ind.] : Indiana University, 2009. http://gateway.proquest.com/openurl?url_ver=Z39.88-2004&rft_val_fmt=info:ofi/fmt:kev:mtx:dissertation&res_dat=xri:pqdiss&rft_dat=xri:pqdiss:3386667.

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Thesis (Ph.D.)--Indiana University, School of Optometry, 2009.<br>Title from PDF t.p. (viewed on Jul 20, 2010). Source: Dissertation Abstracts International, Volume: 70-12, Section: B, page: 7503. Adviser: Stephen A. Burns.
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Grauer, Dan Proffit William R. "Airway volume and shape from cone-beam CT relationship to facial morphology /." Chapel Hill, N.C. : University of North Carolina at Chapel Hill, 2007. http://dc.lib.unc.edu/u?/etd,1197.

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Thesis (M.S.)--University of North Carolina at Chapel Hill, 2007.<br>Title from electronic title page (viewed Mar. 26, 2008). "... in partial fulfillment of the requirements for the degree of Master of Science in the Department of Orthodontics of the School of Dentistry." Discipline: Orthodontics; Department/School: Dentistry.
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Dick, Janet McPherson. "Influence of reproductive structures on the morphology and physiology of Pinus contorta trees." Thesis, University of Edinburgh, 1989. http://hdl.handle.net/1842/13648.

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Frias, Cátia Sofia Pereira. "Dissecting neuronal development deficits by inflammation: from morphology to cytoskeleton dynamics." Master's thesis, FCT-UNL, 2011. http://hdl.handle.net/10362/6710.

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Dissertação para obtenção do Grau de Mestre em Genética Molecular e Biomedicina<br>Neuroinflammation, a response of the nervous system to injury, results in the release of pro-inflammatory mediators, as interleukin-1β (IL-1β) and tumor necrosis factor-alpha (TNF-α). Exposure of nerve cells to a neuroinflammatory environment was shown to change the normal neurodevelopment, which can be linked to the appearance of neurological disabilities. In this work, we aimed to assess the effects of moderate levels of IL-1β and TNF-α in the establishment of neuronal arborization, growth cone morphology and
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Bustamante, Carmen, Vanessa Labrín, Leslie Casas-Apayco, and Hugo Ghersi-Miranda. "Dimension and morphology of the mandibular condyle in Class I patients in cone beam computed tomography." Universidad de Concepcion, 2020. http://hdl.handle.net/10757/652452.

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Evaluar la dimensión antero- posterior (A-P)/medio-lateral (M–L), y la morfología del cóndilo mandibular en pacientes de 18 a 65 años con patrón esquelético Clase I en tomografías computarizadas Cone Beam. Material y Métodos: 71 tomografías fueron evaluadas mediante el software RealScan 2.0. La dimensión fue determinada por los puntos A (más anterior en el plano sagital), P (más posterior en el plano sagital), M (más interno en el plano coronal), L (más externo en plano coronal). Se evaluó la morfología del cóndilo en dos planos coronal y sagital, clasificándose en: redonda, aplanada,
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Becht, Michael P. "A study using 3D cone beam computed tomography to evaluate masseter muscle morphology in observed skeletal malocclusions." Morgantown, W. Va. : [West Virginia University Libraries], 2009. http://hdl.handle.net/10450/10076.

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Thesis (M.S.)--West Virginia University, 2009.<br>Title from document title page. Document formatted into pages; contains viii, 88 p. : ill. (some col.). Vita. Includes abstract. Includes bibliographical references (p. 62-66).
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Durkaya, Göksel. "Nanoscopic Investigation of Surface Morphology of Neural Growth Cones and Indium Containing Group-III Nitrides." Digital Archive @ GSU, 2009. http://digitalarchive.gsu.edu/phy_astr_diss/43.

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This research focuses on the nanoscopic investigation of the three-dimensional surface morphology of the neural growth cones from the snail Helisoma trivolvis, and InN and InGaN semiconductor material systems using Atomic Force Microscopy (AFM). In the analysis of the growth cones, the results obtained from AFM experiments have been used to construct a 3D architecture model for filopodia. The filopodia from B5 and B19 neurons have exhibited different tapering mechanisms. The volumetric analysis has been used to estimate free Ca2+ concentration in the filopodium. The Phase Contrast Microscopy (
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Brasil, Danieli Moura 1988. "Influência da morfologia craniofacial na análise tridimensional das vias aéreas superiores = Influence of craniofacial morphology in the three dimensional analysis of the upper airway." [s.n.], 2015. http://repositorio.unicamp.br/jspui/handle/REPOSIP/288974.

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Orientador: Francisco Haiter Neto<br>Dissertação (mestrado) - Universidade Estadual de Campinas, Faculdade de Odontologia de Piracicaba<br>Made available in DSpace on 2018-08-26T19:01:13Z (GMT). No. of bitstreams: 1 Brasil_DanieliMoura_M.pdf: 14824425 bytes, checksum: 3057ff676ccce0f70d5ed273ef3ffed8 (MD5) Previous issue date: 2015<br>Resumo: O objetivo deste estudo foi avaliar a influência da morfologia craniofacial em volumes e áreas transversais das vias aéreas superiores. Para isso, foram utilizadas 74 imagens por Tomografia Computadorizada de Feixe Cônico (TCFC) e 74 fotografias faciais
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Groth, Erika. "Functional Diversification among MADS-Box Genes and the Evolution of Conifer Seed Cone Development." Doctoral thesis, Uppsala universitet, Fysiologisk botanik, 2010. http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-128937.

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MADS-box genes are important regulators of reproductive development in seed plants, including both flowering plants and conifers. In this thesis the evolution of the AGAMOUS subfamily of MADS-box genes, and what the ancestral function of this group of genes might have been in the early seed plants about 300 million years ago, was addressed by the discovery of two novel conifer genes, both basal to all previously known AGAMOUS subfamily genes. DAL20, the most basal of these genes, was exclusively expressed in roots, unlike all previously known AGAMOUS subfamily genes. I also studied the evoluti
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Kang, Jiyuan. "MORPHOLOGY AND PERFORMANCE CHARACTERIZATION OF INTUMESCENT COATINGS FOR FIRE PROTECTION OF STRUCTURAL STEEL." Case Western Reserve University School of Graduate Studies / OhioLINK, 2019. http://rave.ohiolink.edu/etdc/view?acc_num=case1544112058459729.

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Yatabe, Marilia Sayako. "Morfologia do osso periodontal na região de caninos superiores movimentados para a área de fissura alveolar enxertada: avaliação por meio da Tomografia Computadorizada Cone-Beam." Universidade de São Paulo, 2012. http://www.teses.usp.br/teses/disponiveis/25/25144/tde-05042013-094907/.

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O objetivo deste trabalho foi avaliar a morfologia periodontal vestibular e lingual do canino permanente movimentado para a região enxertada em fissuras alveolares unilaterais com comprometimento do rebordo alveolar por meio de mensurações realizadas em imagens de exames de tomografia computadorizada cone-beam (TCCB). Esses valores foram comparados com o canino e incisivo lateral presentes no lado não comprometido pela fissura. A amostra consistiu de exames de TCCB de 30 pacientes com fissura unilateral em fase de contenção pós-tratamento ortodôntico. Foram realizados exames de TCCB com protoc
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Yogi, Helena Emiko Tunouti. "Morfologia craniofacial e sua associação com o comprometimento funcional em adolescentes com paralisia cerebral." Universidade de São Paulo, 2014. http://www.teses.usp.br/teses/disponiveis/23/23132/tde-28032014-191915/.

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Este estudo objetivou aprofundar o conhecimento sobre a morfologia óssea craniofacial de jovens com Paralisia Cerebral, e associá-la ao comprometimento funcional geral e a função motora orofacial. Utilizamos uma amostra pareada por gênero e idade, constituída de 21 adolescentes com Paralisia Cerebral (GE) com idade média de 14,7(2,6) anos para o gênero feminino e 13,9(2,8) anos para o gênero masculino, e 22 adolescentes normorreativos (GC) com idade média de 14,6(2,6) anos para o gênero feminino e 14,8 (3,8) anos para o gênero masculino. Foram realizadas análises das imagens obtidas por Tomogr
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Franco, Fernanda Catharino Menezes. "Avaliação tridimensional da sínfise mandibular em crânios secos e sua associação com diferentes classificações de tipos faciais." Universidade do Estado do Rio de Janeiro, 2014. http://www.bdtd.uerj.br/tde_busca/arquivo.php?codArquivo=7199.

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O objetivo deste trabalho foi desenvolver um estudo morfológico quantitativo e qualitativo da região da sínfise mandibular (SM), através da construção de modelos tridimensionais (3D) e avaliar o seu grau de associação com diferentes classificações de padrões faciais. Foram avaliados 61 crânios secos humanos de adultos jovens com oclusão normal, com idade entre 18 e 45 anos e dentadura completa. Tomografias computadorizadas de feixe cônico (TCFC) de todos os crânios foram obtidas de forma padronizada. O padrão facial foi determinado por método antropométrico e cefalométrico. Utilizando o critér
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Caputo, Bruno Vieira. "Estudo da tomografia computadorizada de feixe cônico na avaliação morfológica de raízes e canais dos molares e pré molares da população brasileira." Universidade de São Paulo, 2015. http://www.teses.usp.br/teses/disponiveis/23/23139/tde-15042015-171027/.

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Um dos fatores que influenciam o sucesso no tratamento endodôntico é o conhecimento anatômico do sistema de canais radiculares. Devido as dificuldades apresentadas nas avaliações do número de raízes e canais por métodos radiográficos convencionais, a Tomografia Computadorizada de Feixe Cônico (TCFC) se mostra de grande importância na avaliação morfológica de canais radiculares. O presente estudo teve como objetivo avaliar a morfologia dos primeiros pré molares e molares, superiores e inferiores, através da TCFC relacionando com gênero e posição. Foram incluídos no estudo 264 imagens de TCFC de
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Justiniano, Navarro Carlos Alberto. "Evaluación del grosor dentinario de primeros molares deciduos a nivel de las paredes de los conductos radiculares en tomografía computarizada de haz cónico." Bachelor's thesis, Universidad Peruana de Ciencias Aplicadas (UPC), 2021. http://hdl.handle.net/10757/654956.

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Objetivo: Evaluar el grosor dentinario en el tercio cervical, medio y apical de primeros molares deciduos a nivel de las paredes de los conductos radiculares mediante el uso de tomografía computarizada de haz cónico. Materiales y métodos: La muestra estuvo conformada por 30 tomografías de haz cónico. La unidad de análisis estuvo compuesta por primeros molares deciduos, los cuales fueron divididos en dos grupos (n=15), el grupo de primeros molares deciduos superiores e inferiores. Para la toma de las medidas del grosor dentinario de las paredes de cada conducto, se realizó 3 cortes de
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Bouhnaida, Zaïnaba. "Étude comparative de trois systèmes de préparation canalaire en endodontie : Étude in vitro en micro-CT." Thesis, Reims, 2018. http://www.theses.fr/2018REIMO201/document.

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Le but de cette étude est de comparer le respect de la morphologie canalaire après instrumentation à l’aide de trois systèmes de mise en forme canalaire différents : le One Shape NEW Generation®, le Wave One® et le Revo-S® grâce à une étude en Micro-tomographie assistée par ordinateur ou micro-CT (Computed Tomography). La mise en place d’une chaîne méthodologique totalement tridimensionnelle (3D) comprenant la reconstruction, le recalage et la segmentation a permis de traiter les images acquises et d’extraire les images recalées des canaux dentaires avant et après instrumentation. Les artéfact
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Lima, Ana Paula da Cunha Barbosa de. "Comparação da morfometria da base de crânio de indivíduos com fissura labiopalatal e indivíduos com ou sem discrepância maxilo-mandibular." Universidade de São Paulo, 2017. http://www.teses.usp.br/teses/disponiveis/23/23149/tde-05062018-080742/.

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Objetivo: O objetivo deste trabalho foi verificar a existência de variações da morfometria de base de crânio entre indivíduos com fissura labiopalatal, com deformidade dentofacial e sem deformidade dentofacial, grupo controle. Metodologia: Três grupos de indivíduos, um grupo com deformidade dentofacial sem associação com fissura labiopalatal (DFSF), outro com fissura labiopalatal (FS), e outro grupo de pacientes sem fissura e sem deformidade (CTRL - Controle), foram elencados por meio de registros de prontuários e de imagens em DICOM (Digital Imaging Communications in Medicine) de suas tomogra
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Böhmer, Christine. "Correlation between vertebral Hox code and vertebral morphology in archosaurs." Diss., Ludwig-Maximilians-Universität München, 2013. http://nbn-resolving.de/urn:nbn:de:bvb:19-164751.

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The evolution of the vertebral column is marked by profound morphological changes that have a strong impact on organismal biology. The vital functions of the axial skeleton range from protecting the neural structures through sustaining the body posture to physiological aspects such as breathing. Archosaurs (crocodiles, birds and dinosaurs), as a group, display a striking variety of body plans and vertebral morphologies. This dissertation aims to contribute to the understanding of the pattern and the genetic basis for the evolution of the vertebral column in archosaurs. The transdisciplinary p
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San, San Maw. "Synthesis of Silver Nanoshells with Controlled Thickness and Morphology." Doctoral thesis, Kyoto University, 2020. http://hdl.handle.net/2433/245847.

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京都大学<br>0048<br>新制・課程博士<br>博士(工学)<br>甲第22162号<br>工博第4666号<br>新制||工||1728(附属図書館)<br>京都大学大学院工学研究科化学工学専攻<br>(主査)教授 宮原 稔, 教授 山本 量一, 教授 松坂 修二<br>学位規則第4条第1項該当<br>Doctor of Philosophy (Engineering)<br>Kyoto University<br>DGAM
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N'Guessan, Marius Ano. "Le Conte traditionnel oral anii collecte, morphologie, univers littéraire /." Lille 3 : ANRT, 1985. http://catalogue.bnf.fr/ark:/12148/cb375950159.

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Nunes-de-Almeida, Carlos Henrique Luz 1967. "Phylogenetic reconstruction based on internal and external morphology of the genus Thoropa Cope, 1865 (Anura, Cycloramphidae) = Reconstrução filogenética com base em morfologia interna e externa do gênero Thoropa Cope, 1865 (Anura, Cycloramphidae)." [s.n.], 2015. http://repositorio.unicamp.br/jspui/handle/REPOSIP/314903.

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Orientadores: Luis Felipe de Toledo Ramos Pereira, Renato Neves Feio<br>Dissertação (mestrado) - Universidade Estadual de Campinas, Instituto de Biologia<br>Made available in DSpace on 2018-08-27T16:33:55Z (GMT). No. of bitstreams: 1 Nunes-de-Almeida_CarlosHenriqueLuz_M.pdf: 2724728 bytes, checksum: 32daa352df879ffab82840075e1dc3f6 (MD5) Previous issue date: 2015<br>Resumo: Os anfíbios da família Cycloramphidae são endêmicos da porção oriental do Brasil e alguns estão ameaçados ou em perigo de extinção. Apesar de ser uma família com poucos grupos taxonômicos, apenas três gêneros (Cycloramphu
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Atterbury, Janine Tavernier. "Une tentative de morphologie du conte Haitien : suivie d'une analyse psychologique /." For electronic version search Digital dissertations database. Restricted to UC campuses. Access is free to UC campus dissertations, 2002. http://uclibs.org/PID/11984.

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Fu, Yang. "Morphologie des mélanges ternaires PLA/PBAT/PA." Thesis, Paris Sciences et Lettres (ComUE), 2017. http://www.theses.fr/2017PSLEM068/document.

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Ce travail vise à obtenir une morphologie cœur-peau directement lors du mélangeage à l’état fondu de polymères ternaires PLA/PBAT/PA. Le but final est d'améliorer la ténacité de l'acide polylactique (PLA). La morphologie des mélanges de polymères multi-phases est contrôlée par la thermodynamique du système. La morphologie des mélanges ternaires peut être prédite à partir des valeurs relatives des trois coefficients d'étalement caractérisant le triplet de polymères. Les coefficients d'étalement sont calculés à partir des valeurs des tensions interfaciales entre les composants binaires. La déter
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Apostolopoulou, Ioli. "Comparing two key modernist public squares among Athens and Stockholm : From similar morphological patterns to common urban experience." Thesis, KTH, Samhällsplanering och miljö, 2017. http://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-222368.

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The urban form undergoes a constant evolution process that transforms the urban experience. As it has been stated by urban morphologists, the design and planning principles as well as emerging social-economic forces shape the built environment. During the period of modernism, cities reformed their urban cores according to the fundamental elements of modernism, aiming to address the ongoing urban growth, the traffic increase and the emerging social issues. Thus, after that period, several urban cores were transformed from old districts to new modern and prestigious business and commercial cente
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FABRIS, ANNA. "MARCELLO D'OLIVO E L'ARCHITETTURA TOPOLOGICA. La geometria come dominante." Doctoral thesis, Università IUAV di Venezia, 2021. http://hdl.handle.net/11578/301601.

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Negli anni del Secondo Dopoguerra la disciplina architettonica diventa un poliedrico strumento di conoscenza, che sintetizza le tecniche di analisi del territorio che ne consentono un’esaustiva comprensione, arrivando a elaborare il piano della città: un progetto strategico della conformazione urbana, che non lascia più al caso il fenomeno della densificazione, ma che lo dirige secondo norme frutto delle precedenti ricerche. Marcello D’Olivo denuncia evidenti tratti di alterità rispetto al milieu culturale contemporaneo attraverso l’elaborazione di un proprio linguaggio figurativo: se da una
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Trouillot, Xavier. "Etude de paramètres géométriques à partir du code de Freeman." Saint-Etienne, EMSE, 2008. http://tel.archives-ouvertes.fr/tel-00496290.

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Cette thèse s’inscrit dans le cadre de la géométrie discrète dont les principales applications sont l’analyse et la caractérisation de formes. Nous nous intéressons ici aux différents codages de contour de formes binaires que nous présentons dans un premier temps. Nous présentons ensuite plus en détail le plus ancien d’entre eux : le codage de Freeman, et nous développons plus particulièrement des algorithmes sur ce qu’il est possible de faire à partir de ce code. Nous étudions donc l’estimation de paramètres géométriques et de paramètres de formes sur une forme binaire comme le périmètre, l’a
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DHRAMI, Kejt. "Re-inventing zoning through operational morphology Innovative form-based codes for efficient territorial subdivisions and enhanced normativity in complex urban systems." Doctoral thesis, Università degli studi di Ferrara, 2020. http://hdl.handle.net/11392/2488217.

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Questa ricerca si concentra sullo studio e l'analisi della suddivisione in zone, codici basati sulla forma e altre metodologie in cui i territori urbani possono essere suddivisi in unità strutturali gestibili, zone in cui è possibile soddisfare specifici criteri di sostenibilità quantitativi e qualitativi. La tesi cerca a costruire una base teorica e pratica su come lavorare a livello di unità con i territori municipali di oggi, data la loro struttura spaziale e altri indici morfologici. La premessa di questa ricerca è la crescente complessità della gestione del territorio nei comuni in Europ
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Böhmer, Christine [Verfasser], and Oliver [Akademischer Betreuer] Rauhut. "Correlation between vertebral Hox code and vertebral morphology in archosaurs : implications for vertebral evolution in sauropodomorph dinosaurs / Christine Böhmer. Betreuer: Oliver Rauhut." München : Universitätsbibliothek der Ludwig-Maximilians-Universität, 2013. http://d-nb.info/1046503383/34.

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Marqués, Acosta Fernando. "Multiresolution image segmentation based on camporend random fields: Application to image coding." Doctoral thesis, Universitat Politècnica de Catalunya, 1992. http://hdl.handle.net/10803/6910.

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La segmentación de imágenes es una técnica que tiene como finalidad dividir una imagen en un conjunto de regiones, asignando a cada objeto en la escena una o varias regiones. Para obtener una segmentación correcta, cada una de las regiones debe cumplir con un criterio de homogeneidad impuesto a priori. Cuando se fija un criterio de homogeneidad, lo que implícitamente se esta haciendo es asumir un modelo matemático que caracteriza las regiones.<br/><br/>En esta tesis se introduce un nuevo tipo de modelo denominado modelo jerárquico, ya que tiene dos niveles diferentes sobrepuestos uno sobre el
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Trouillot, Xavier. "Étude de paramètres géométriques à partir du code de Freeman." Phd thesis, Ecole Nationale Supérieure des Mines de Saint-Etienne, 2008. http://tel.archives-ouvertes.fr/tel-00496290.

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Cette thèse s'inscrit dans le cadre de la géométrie discrète 2D avec pour principales applications l'analyse et la caractérisation de formes. Nous nous intéressons ici aux différents codages de contour de formes binaires que nous présentons dans un premier temps. Nous présentons ensuite plus en détail le plus ancien d'entre eux : le codage de Freeman, et nous développons plus particulièrement des algorithmes sur ce qu'il est possible de faire à partir de ce code. Nous étudions donc l'estimation de paramètres géométriques et de paramètres de formes sur une forme binaire comme le périmètre, l'ai
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Deren, Tomasz. "An Analysis of Thermoregulatory Sweating and Heat Balance in American Football Linemen and Backs." Thesis, Université d'Ottawa / University of Ottawa, 2012. http://hdl.handle.net/10393/20644.

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This thesis examined why NCAA Division 1 American football “linemen” experience greater heat strain than “backs” during summer training camps. In study #1, exercise at a heat production of 350 W/m2 in a hot environment (Tdb:32.4±1.0ºC; Twb:26.3±0.6ºC) resulted in greater local sweating on the upper body (head, arm, shoulder and chest; all <0.05) and a greater core temperature (P=0.033) in linemen despite a ~25% lower heat production per unit mass (L:6.0±0.5 W/kg; B:8.2±0.8 W/kg). In study #2, greater convective and evaporative heat transfer coefficients (P<0.05) were found in backs during live
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El, Khoueiry Corinne. "Propriétés morphologiques et électrophysiologiques des interneurones PKCγ de la couche IIi du Sp5C chez le rat". Thesis, Clermont-Ferrand 1, 2015. http://www.theses.fr/2015CLF1DD02.

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L'allodynie mécanique est un symptôme cardinal des douleurs persistantes. Elle est due à l’activation de circuits, habituellement bloqués, des couches superficielles de la corne dorsale spinale ou du sous-noyau caudal du trijumeau (Sp5C), par lesquels les afférences mécaniques à bas seuil peuvent accéder aux neurones nociceptifs de projection de la couche I. Un élément déterminant de ces circuits est une classe d’interneurones excitateurs de la couche II interne (IIi) exprimant l'isoforme gamma de la protéine kinase C (PKCγ), et recevant des afférences des mécanorecepteurs à bas seuil. La modu
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Verdade, Vanessa Kruth. "Relações filogenéticas entre as espécies dos gêneros Cycloramphus Tschudi 1838 e Zachaenus Cope 1866 (Anura, Leptodactylidae)." Universidade de São Paulo, 2006. http://www.teses.usp.br/teses/disponiveis/41/41133/tde-03042006-100524/.

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Os gêneros Cycloramphus e Zachaenus formam um grupo considerado monofilético, atualmente alocado na subfamília Cycloramphinae da família Leptodactylidae. Englobam espécies de corpo arredondado e robusto, cabeça larga e achatada, tímpano não visível e um menisco localizado na região superior da íris. Estão restritos às áreas de Mata Atlântica do Brasil e apresentam maior diversidade associada aos complexos serranos das regiões Sudeste e Sul. Informações sobre a biologia dessas espécies são raras, mas em associação com similaridades na morfologia externa, pode-se dividi-las em dois agrupamentos
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Guo, Huina. "Structure, processing, and properties of polyacrylpnitrile/carbon." Diss., Atlanta, Ga. : Georgia Institute of Technology, 2007. http://hdl.handle.net/1853/22555.

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Thesis (Ph. D.)--Textile and Fiber Engineering, Georgia Institute of Technology, 2007.<br>Committee Chair: Satish Kumar; Committee Member: Art Ragauskas; Committee Member: Johannes Leisen; Committee Member: John Muzzy; Committee Member: Samuel Graham.
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Cramer, Matthew Nathaniel. "The Contribution of Body Morphology to Individual Variability in the Thermoregulatory Responses to Exercise, and the Effect of Altered Skin Blood Flow on Heat Loss Potential." Thesis, Université d'Ottawa / University of Ottawa, 2015. http://hdl.handle.net/10393/32901.

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Three studies were performed to examine biophysical sources of individual variability in the thermoregulatory responses to exercise, and the influence of skin blood flow on heat loss potential during severe heat stress. Study 1 investigated whether unbiased comparisons of changes in rectal temperature (ΔTre) should be compared at a fixed absolute rate of heat production (Hprod; W) or a fixed Hprod per unit mass (W/kg), and whether local sweat rates (LSR) should be compared at a fixed evaporative requirement for heat balance (Ereq; W) or a fixed Ereq per unit of surface area (W/m2), between ind
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Nguyen, Cong Bang [Verfasser], Bernd [Akademischer Betreuer] Meyer, Bernd [Gutachter] Meyer, and Falah [Gutachter] Alobaid. "Evolution of particle morphology during char conversion processes applied for the CFD modeling of an entrained-flow gasifier / Cong Bang Nguyen ; Gutachter: Bernd Meyer, Falah Alobaid ; Betreuer: Bernd Meyer." Freiberg : Technische Universität Bergakademie Freiberg, 2021. http://d-nb.info/1236753933/34.

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Guillevic, Mazheva. "Élaboration de composites énergétiques à base de nanodiamants, étude des propriétés réactives en fonction de leur morphologie." Thesis, Strasbourg, 2019. http://www.theses.fr/2019STRAE049.

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Des nanodiamants (NDs) sont associés à un matériau énergétique dans le but de garantir la sûreté d’emploi du matériau dans le cadre de son application future. Le ND est un candidat idéal et novateur pour la désensibilisation car il joue le rôle de dissipateur thermique. Expérimentalement, les NDs sont introduits en tant que germes de cristallisation dans le procédé de synthèse afin de les enrober par le matériau énergétique. Les NDs constituent ainsi le noyau d’une particule de type cœur-coquille. Trois méthodes de synthèse sont comparées : mélange physique, évaporation lente, procédé Spray Fl
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Eksaeva, Alina [Verfasser], Bernhard [Gutachter] Unterberg, and Tsanko [Gutachter] Tsankov. "Effect of surface morphology on erosion of metallic plasma-facing materials modelled with the 3D Monte-Carlo code ERO / Alina Eksaeva ; Gutachter: Bernhard Unterberg, Tsanko Tsankov ; Fakultät für Physik und Astronomie." Bochum : Ruhr-Universität Bochum, 2020. http://d-nb.info/1217859586/34.

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Combettes, Ségolène. "Croissance et morphologie de nanoparticules coeur-coquille Fe@Au facettées : une étude expérimentale et théorique." Thesis, Toulouse 3, 2020. http://www.theses.fr/2020TOU30162.

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L'association de deux métaux dans les nanoparticules (NPs) bimétalliques permet de combiner les propriétés physiques des deux métaux ou d'exalter l'une d'entre elles. De plus, la configuration chimique qu'adoptent les NPs bimétalliques joue un rôle déterminant quant au comportement des deux métaux l'un par rapport à l'autre, et des nanoparticules face au milieu extérieur. De ce fait, il est primordial de pouvoir contrôler la croissance ainsi que la morphologie finale de ces NPs. Le travail présenté ici concerne les NPs cœur-coquille Fe@Au. Dans cette configuration, la coquille d'or protège le
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Desrues, Antoine. "Matériaux composites Si@C nanostructurés pour anodes de batterie Li-ion à haute densité d’énergie. Relations entre structure/morphologie et mécanismes de dégradation." Thesis, Université Paris-Saclay (ComUE), 2019. http://www.theses.fr/2019SACLS279.

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Un des enjeux de la transition énergétique est de disposer de systèmes de stockage denses en énergie, abordables, et conservant une bonne capacité pendant de nombreux cycles, afin d’aider à la décarbonation des transports. A l’anode des systèmes Li-ion, le silicium (Si) est un bon candidat pour le remplacement du graphite commercial grâce à sa capacité 10 fois plus élevée. Les mécanismes de dégradation du Si empêchent le déploiement à grande échelle. L’objectif de ce travail est d’optimiser les caractéristiques des matériaux pour la réalisation d’anodes performantes. Deux voies d’optimisation
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Formiga, Washington Jose Fernandes. "Preparação e caracterização de microesferas poliméricas com morfologia casca-núcleo e propriedades magnéticas à base de estireno e divinilbenzeno." Universidade do Estado do Rio de Janeiro, 2012. http://www.bdtd.uerj.br/tde_busca/arquivo.php?codArquivo=3571.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior<br>Foram sintetizadas microesferas poliméricas com propriedades magnéticas e morfologia casca-núcleo por meio da técnica de polimerização em suspensão em duas etapas. O núcleo foi constituído por poli(estireno-co-divinilbenzeno) e magnetita modificada com ácido oleico. Foi avaliada a influência da velocidade de agitação e da concentração de iniciador sobre as características das microesferas utilizadas como núcleo (morfologia, tamanho de partículas, propriedades magnéticas e estabilidade térmica). A casca foi constituída por poli(esti
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Cummings, Franscious Riccardo. "TiO2 nanotube based dye- sensitised solar cells." University of Western Cape, 2012. http://hdl.handle.net/11394/3311.

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Philosophiae Doctor - PhD<br>This work investigated the synthesis of Al2O3-coated TiO2 nanotubes via the anodisation technique for application in DSCs. TiO2 nanotube arrays with an average length of 15 μm, diameter of 50 nm and wall thickness of 15 nm were synthesised via anodisation using an organic neutral electrolyte consisting of 2 M H2O + 0.15 M NH4F + ethylene glycol (EG) at an applied voltage of 60 V for 6 hours. In addition, scanning electron microscope (SEM) micrographs showed that anodisation at these conditions yields nanotubes with smooth walls and hexagonally shaped, closed
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Dai, Sheng. "Natural hydrate-bearing sediments: Physical properties and characterization techniques." Diss., Georgia Institute of Technology, 2013. http://hdl.handle.net/1853/52186.

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An extensive amount of natural gas trapped in the subsurface is found as methane hydrate. A fundamental understanding of natural hydrate-bearing sediments is required to engineer production strategies and to assess the risks hydrates pose to global climate change and large-scale seafloor destabilization. This thesis reports fundamental studies on hydrate nucleation, morphology and the evolution of unsaturation during dissociation, followed by additional studies on sampling and pressure core testing. Hydrate nucleation is favored on mineral surfaces and it is often triggered by mechanical vibra
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Fernando, Juwanmandadige Roshan. "Tuning the Opto-Electronic Properties of Core-Substituted Naphthalenediimides through Imide Substitution." Case Western Reserve University School of Graduate Studies / OhioLINK, 2014. http://rave.ohiolink.edu/etdc/view?acc_num=case1401984667.

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Li, Yunming. "Machine vision algorithms for mining equipment automation." Thesis, Queensland University of Technology, 2000.

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Lefloch, Bertrand. "Formation et évolution des globules cométaires." Phd thesis, Université Joseph Fourier (Grenoble), 1994. http://tel.archives-ouvertes.fr/tel-00686752.

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Les Globules Cométaires sont des petits nuages denses que l'on observe fréquemment dans l'environnement d'étoiles 0 - B dans les régions HI!. Ces nuages sont remarquables par leur bord brillant et leur structure cométaire. Le sujet de cette thèse est une étude de la formation et de l'évolution de ces objets d'un point de vue numérique, analytique et observationnel. Nous montrons que le mécanisme de photo-ionisation par les étoiles proches (Implosion Radiative) peut rendre compte à lui-seul de la formation des globules cométaires. Numériquement, il ressort que la séquence d'évolution comprend d
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PILLAI, Vinoshene. "Intravital two photon clcium imaging of glioblastoma mouse models." Doctoral thesis, Scuola Normale Superiore, 2021. http://hdl.handle.net/11384/109211.

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Oettle, Anna Catherina. "Effects of dental loss and senescence on aspects of adult mandibular morphology in South Africans." Thesis, 2015. http://hdl.handle.net/2263/45986.

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Changes occur to the mandible with dental loss and senescence. However, the influence that these changes have on sex and ancestry estimations remains unclear. The purpose of this study was to investigate the influence of dental loss and senescence on changes in mandibular morphology. The outcome has implications for both forensic anthropology and restorative dentistry. The study sample consisted of 717 mandibles consisting of both male and female South Africans of African (SAA) and European ancestry (SAE). To minimise the effects of variation in dentition amongst sex-ancestry groups, the sampl
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Weber, John C. "Geographic variation in central Oregon ponderosa pine (Pinus ponderosa Laws.) : seed germination; seed, wing, and cone morphology; seed color /." 1988. http://hdl.handle.net/1957/6678.

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Weber, John C. 1948. "Geographic variation in central Oregon ponderosa pine (Pinus ponderosa Laws.) : seed germination; seed, wing, and cone morphology; seed color." Thesis, 1988. http://hdl.handle.net/1957/6678.

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Geographic variation was investigated among 225 locations from five geographically disjunct regions in central Oregon. Characters included: germination speed and uniformity in two test environments differing in stratification period and incubation temperature; weight, three dimensions and three 'angles' of seeds; weight and three dimensions of wings; cone length and scale weight; the relative cover of 14 colors on the seed coat; and three sets of principal components (germination, morphology, color). The major objectives were to investigate: (1) the distribution of character variation within a
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