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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.
11

Les affects dans la relation didactique. Une étude exploratoire en classe de sixième / The affects in the didactic relationship. An exploratory study in sixth grade

Jodry, Guy 15 January 2018 (has links)
La place et le rôle des affects dans la relation didactique sont encore peu étudiés au niveau secondaire. Les recherches internationales se font surtout sur de jeunes enfants. Le but de cette recherche est de mieux comprendre comment les professeurs et les élèves trans-agissent dans la relation didactique. Cela nécessite de comprendre comment ses agents, élèves et les professeurs perçoivent, ressentent et comprennent leurs expériences scolaires. Car la question reste difficile : comment les élèves apprennent-ils ? Dans notre collège, des professeurs et des chercheurs se sont associés sur une longue durée pour travailler ensemble dans un collectif qui partage les mêmes valeurs d’éducation. Sur cette base, nous avons mené une recherche sur les événements didactiques et les mouvements affectifs des élèves et des professeurs. Nous documentons le travail de classe par le film et une méthodologie spécifique. Nous montrons d’abord l’importance des affects dans l’expérience scolaire des agents de la relation didactique.Nous apprenons à quoi ils sont sensibles, dans quelles conditions et avec quels effets. Nous concevons l’enseignement comme une action conjointe et nous montrons que les actions des professeurs et des élèves sont entrelacées d’émotions didactiques qui orientent leurs comportements. Les affects didactiques engendrent des dynamiques d’apprentissage positives ou négatives. Et en ce qu’ils permettent aux agents de se comprendre, ceux-ci peuvent exercer leur puissance d’agir ensemble dans le monde social. / The place and role of emotions in the educational relationship are still little studied in high school.International research is mostly done on young children. The purpose of this research is to better understand how teachers and students interact in the didactic relationship. This requires understanding how students and teachers perceive, feel and understand their school experiences. Because the question remains difficult: how do students learn? In our college, professors and researchers have worked together for a long time to work together in a collective that shares the same values of education. On this basis, we conducted research on didactic events and the emotional movements of students and teachers. We document the class work by the film and a specific methodology.We first show the importance of affects in the educational experience of agents of the didactic relationship.We learn what they are sensitive to, under what conditions and with what effects. We conceive teaching and learning as a joint action and we show that the actions of teachers and pupils are intertwined with didactic emotions that guide their behaviors. Didactic affects generate positive or negative learning dynamics. And in that they allow agents to understand each other, they can exercise their power to act together in the social world.
12

A Comparative Study of Kalman Filter Implementations for Relative GPS Navigation

Fritz, Matthew Peyton 2009 December 1900 (has links)
Relative global positioning system (GPS) navigation is currently used for autonomous rendezvous and docking of two spacecraft as well as formation flying applications. GPS receivers deliver measurements to flight software that use this information to determine estimates of the current states of the spacecraft. The success of autonomous proximity operations in the presence of an uncertain environment and noisy measurements depends primarily on the navigation accuracy. This thesis presents the implementation and calibration of a spaceborne GPS receiver model, a visibility analysis for multiple GPS antenna cone angles, the implementation of four different extended Kalman filter architectures and a comparison of the advantages and disadvantages of each filter used for relative GPS navigation. A spaceborne GPS model is developed to generate simulated GPS measurements for a spacecraft located on any orbit around the Earth below the GPS constellation. Position and velocity estimation algorithms for GPS receivers are developed and implemented. A visibility analysis is performed to determine the number of visible satellites throughout the duration of the rendezvous. Multiple constant fields of view are analyzed and results compared to develop an understanding of how the GPS constellation evolves during the proximity operations. The comparison is used to choose a field of view with adequate satellite coverage. The advantages and disadvantages of the relative navigation architectures are evaluated based on a trade study involving several parameters. It is determined in this thesis that a reduced pseudorange filter provides the best overall performance in both relative and absolute navigation with less computational cost than the slightly more accurate pseudorange lter. A relative pseudorange architecture experiences complications due to multipath rich environments and performs well in only relative navigation. A position velocity architecture performs well in absolute state estimation but the worst of the four filters studied in relative state estimation.
13

Distributed Support Vector Machine With Graphics Processing Units

Zhang, Hang 06 August 2009 (has links)
Training a Support Vector Machine (SVM) requires the solution of a very large quadratic programming (QP) optimization problem. Sequential Minimal Optimization (SMO) is a decomposition-based algorithm which breaks this large QP problem into a series of smallest possible QP problems. However, it still costs O(n2) computation time. In our SVM implementation, we can do training with huge data sets in a distributed manner (by breaking the dataset into chunks, then using Message Passing Interface (MPI) to distribute each chunk to a different machine and processing SVM training within each chunk). In addition, we moved the kernel calculation part in SVM classification to a graphics processing unit (GPU) which has zero scheduling overhead to create concurrent threads. In this thesis, we will take advantage of this GPU architecture to improve the classification performance of SVM.
14

The effectiveness of senior students as tutor assistants in the English special project for academic development at UWC

Wentzel, Zurina January 1992 (has links)
Magister Educationis - MEd / Since the inception of the University in 1960 under the Apartheid regime and up until a few years ago Afrikaans had dominated both as educational and as communication medium. However, political change - at the University and in South Africa - has brought about a change in language patterns. According to the HSRC Work Committee on Languages and Language Instruction (1981), a high percentage (40%) of Afrikaans-speaking people classified as coloured and living in the Cape Peninsula choose English as the medium of instruction and also regard it as the most important language to be learnt at schools (also 40%). As a result of this, and the enrolment of a large percentage of Xhosa speaking students, who generally prefer English to Afrikaans as an educational medium, English has become the language most commonly used both inside and outside the classroom. The homogeneity of preference has, however, not been matched by mastery of the language. For approximately 70% of all first-year students English is a second or even a third language. Though University entry is based on at least ten years of the study of English, standards of proficiency differ quite considerably as a result of inequalities in education. Because students need to improve their level of English proficiency I investigated the effectiveness of using senior students as tutor assistants in an academic development programme, the English Special Project, at UWC. This study aims at revealing that the tutor assistantships in the English Special Project can alleviate problems that occur with annual increases in student numbers under certain conditions. These are that: 1 prospective tutor assistants undergo proper tutor assistant training; 2 tutor assistants are committed to the course of academic development; 3 tutor assistants have the time available that is necessary for the task. In Chapter 1 give an insight into what this study is about, the reasons for conducting it and what my personal involvement with the ESP has been. In Chapter 2 I review some of the overseas and local literature on TA systems. In Chapter 3 I describe a case-study to evaluate the success of the TA system in the ESP with reference to academic development. I emphasize the intensive, individual care of and attention to first-year students. In an attempt to address the problem, the effectiveness of senior students as tutor assistants to assist in tutorial sessions is described. In Chapter 4 I discuss the value of TA intervention in the ESP at personal and social levels. Chapter 5 contains the general conclusions and my recommendations to improve the ESP.
15

Posouzení vlivu územního plánování na cenu pozemků v Třebíči / Assessment of the Impact of Planning on Land Prices in Třebíč

Fialová, Petra January 2014 (has links)
Town and country planning, local plan, book value, market value, agricultural land, residential land.
16

Partner satisfaction and renewal likelihood in consumer supported agriculture (CSA) : a case study of The Equiterre CSA network

Achuo, George January 2003 (has links)
No description available.
17

Correlación entre conocimientos sobre consecuencias de la obesidad y grado de actividad física en universitarios

Ocampo Mascaró, Javier, Silva Salazar, Vera Jimena, da Costa Bullón, Abilio 03 February 2015 (has links)
Introducción. El objetivo del presente estudio es determinar si existe correlación entre los conocimientos sobre las consecuencias de la obesidad y el grado de actividad física de las personas. Métodos. Se realizó un estudio transversal analítico durante los años 2013 y 2014. Participaron 215 alumnos de pregrado seleccionados por conveniencia no relacionados a carreras del campo de la salud en una universidad de Lima, Perú. Se evaluó el grado de actividad física utilizando el International Physical Activity Questionnaire (IPAQ) y el nivel de conocimientos sobre consecuencias de la obesidad utilizando la escala Obesity Risk Knowledge-10 (ORK-10). También, se consignó las fuentes de información de donde obtuvieron el conocimiento para responder dicho cuestionario. Resultados. La mediana de edad fue 20 (rango intercuartílico=4) y 63% eran mujeres. De acuerdo al IPAQ, 53,9% realizaban actividad física alta, 35,4%, moderada y 10,7%, leve. Se encontró una correlación muy baja (rs=0,06) entre el puntaje del ORK-10 y la cantidad de equivalentes metabólicos/minuto consumidos por semana, pero no era significativa (p=0,38). Las personas informadas por medios de comunicación y por personal de salud obtuvieron mayores puntajes en el ORK- 10 que quienes se informaron por otras vías (p<0,05). Conclusiones. La correlación entre los conocimientos sobre consecuencias de la obesidad y el grado de actividad física es muy baja. Es necesario utilizar enfoques multidisciplinarios que incluyan todos los determinantes de la realización de actividad física para poder lograr cambios en la conducta de la población.
18

Partner satisfaction and renewal likelihood in consumer supported agriculture (CSA) : a case study of The Equiterre CSA network

Achuo, George January 2003 (has links)
No description available.
19

Circadian blood pressure within young adults in Viet Nam : An exploratory study comparing a normal blood pressure group and a prehypertension group

Zahirovic, Rezak, Ekman, Scott January 2015 (has links)
Hypertension is a global disease that many effected people in developing countries is not aware of. Hypertension is linked with cardiovascular disease. Prehypertension is not a disease but if not correctly treated, it could develop into hypertension. The aim of the study was to investigate if there are any differences in circadian blood pressure between two study groups, one group with normal blood pressure and one group with prehypertension. This study was a explorative study and its design is based on measurements of blood pressure values and a questionnaire was used to help get the data collection. 51 students volunteered to have their blood pressure taken from them and out of these 51, 24 where selected into two groups of 12 each for the Ambulatory blood pressure monitoring. hese 24 students would be a part of our study and an ambulatory (Schiller-102 plus) blood pressure monitor was used to collect the data. The prevalence of prehypertension findings in the clinical testing phase was 37% of the population. There was a variation between the groups during the day (systolic) but there was not a significant difference during the night.
20

A DIVERSIDADE RELIGIOSA NO ESPAÇO ESCOLAR ADVENTISTA DO ABCD PAULISTA / The religious diversity in adventist school space in the ABCD Paulista

MARQUES, IGOR EMANUEL DE SOUZA 27 August 2015 (has links)
Submitted by Noeme Timbo (noeme.timbo@metodista.br) on 2016-09-14T18:52:33Z No. of bitstreams: 1 IGORMARQUES.pdf: 1484987 bytes, checksum: 222e9ad06f9f0aead873e9543fe463b9 (MD5) / Made available in DSpace on 2016-09-14T18:52:33Z (GMT). No. of bitstreams: 1 IGORMARQUES.pdf: 1484987 bytes, checksum: 222e9ad06f9f0aead873e9543fe463b9 (MD5) Previous issue date: 2015-08-27 / Against the backdrop of the denominational status of network Adventist education present in a remarkable way in the school space and the intense religious diversity students, this research analyzes the relationship of possible tensions between the denominational school status and religious diversity present. It takes into account the process of modernity causing significant change in education, in religion and in the form of the two institutes relate to each other. It took into account the socio-economic and religious profile of the students and how is the reception of religious education in Adventist school space, including students who declare themselves Adventists. The area chosen for this research was the Adventist schools located in the ABCD Paulista context, which offer high school. These school units are located in the cities of Diadema, Santo Andre and Sao Caetano do Sul, cities located in the same micro region, but with different socioeconomic realities. / Tendo como pano de fundo a confessionalidade da rede adventista de educação presente de maneira marcante no espaço escolar e a intensa diversidade religiosa discente, esta pesquisa analisa a relação de possíveis tensões entre a confessionalidade escolar e a diversidade religiosa presente neste espaço. Leva em consideração o processo de modernidade causadora de importantes transformações na educação, na religião e na forma dos dois institutos se relacionarem. Levou-se em consideração o perfil socioeconômico e religioso dos alunos e possíveis tensões na recepção do religioso no espaço escolar adventista por parte dos discentes, inclusive por aqueles que se declaram adventistas. O espaço escolhido para esta pesquisa foi o de colégios adventistas localizadas no contexto do ABCD Paulista, que ofertam o Ensino Médio. Estas unidades escolares estão situadas nas cidades de Diadema, Santo André e São Caetano do Sul, cidades localizadas na mesma microrregião, mas com distintas realidades socioeconômicas.

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