734 resultados para National Defense University. Institute for National Strategic Studies.


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The entrepreneurship models in existence in Sri Lanka are often based on the assumptions of n-Ach and personality trait theory. In this paper we describe empirical research into entrepreneurial motivations in Sri Lanka that addresses the neglect of socio-cultural factors. Our findings suggest that entrepreneurial motivation in Sri Lanka is rooted not in a need for individual achievement, but in the conscious or unconscious need to satisfy a sense of social intimacy. The emphasis on social power, social relations and collectivism create a setting for entrepreneurial motivation in Sri Lanka that drives almost directly counter to western ideologies of entrepreneurial motivation (from paper).

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Integrated project delivery (IPD) method has recently emerged as an alternative to traditional delivery methods. It has the potential to overcome inefficiencies of traditional delivery methods by enhancing collaboration among project participants. Information and communication technology (ICT) facilitates IPD by effective management, processing and communication of information within and among organizations. While the benefits of IPD, and the role of ICT in realizing them, have been generally acknowledged, the US public construction sector is very slow in adopting IPD. The reasons are - lack of experience and inadequate understanding of IPD in public owner as confirmed by the results of the questionnaire survey conducted under this research study. The public construction sector should be aware of the value of IPD and should know the essentials for effective implementation of IPD principles - especially, they should be cognizant of the opportunities offered by advancements in ICT to realize this.^ In order to address the need an IPD Readiness Assessment Model (IPD-RAM) was developed in this research study. The model was designed with a goal to determine IPD readiness of a public owner organization considering selected IPD principles, and ICT levels, at which project functions were carried out. Subsequent analysis led to identification of possible improvements in ICTs that have the potential to increase IPD readiness scores. Termed as the gap identification, this process was used to formulate improvement strategies. The model had been applied to six Florida International University (FIU) construction projects (case studies). The results showed that the IPD readiness of the organization was considerably low and several project functions can be improved by using higher and/or advanced level ICT tools and methods. Feedbacks from a focus group comprised of FIU officials and an independent group of experts had been received at various stages of this research and had been utilized during development and implementation of the model. Focus group input was also helpful for validation of the model and its results. It was hoped that the model developed would be useful to construction owner organizations in order to assess their IPD readiness and to identify appropriate ICT improvement strategies.^

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The flyer promotes the event "Women in Cuban Music: An Illustrated Lecture, by Emilio Cueto" cosponsored by the FIU Libraries as part of the Viernes de Musicalia series of the Díaz-Ayala Cuban and Latin American Popular Music Collection.

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Estimates of abundance or density are essential for wildlife management and conservation. There are few effective density estimates for the Buff-throated Partridge Tetraophasis szechenyii, a rare and elusive high-mountain Galliform species endemic to western China. In this study, we used the temporary emigration N-mixture model to estimate density of this species, with data acquired from playback point count surveys around a sacred area based on indigenous Tibetan culture of protection of wildlife, in Yajiang County, Sichuan, China, during April–June 2009. Within 84 125-m radius points, we recorded 53 partridge groups during three repeats. The best model indicated that detection probability was described by covariates of vegetation cover type, week of visit, time of day, and weather with weak effects, and a partridge group was present during a sampling period with a constant probability. The abundance component was accounted for by vegetation association. Abundance was substantially higher in rhododendron shrubs, fir-larch forests, mixed spruce-larch-birch forests, and especially oak thickets than in pine forests. The model predicted a density of 5.14 groups/km², which is similar to an estimate of 4.7 – 5.3 groups/km² quantified via an intensive spot-mapping effort. The post-hoc estimate of individual density was 14.44 individuals/km², based on the estimated mean group size of 2.81. We suggest that the method we employed is applicable to estimate densities of Buff-throated Partridges in large areas. Given importance of a mosaic habitat for this species, local logging should be regulated. Despite no effect of the conservation area (sacred) on the abundance of Buff-throated Partridges, we suggest regulations linking the sacred mountain conservation area with the official conservation system because of strong local participation facilitated by sacred mountains in land conservation.

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Integrated project delivery (IPD) method has recently emerged as an alternative to traditional delivery methods. It has the potential to overcome inefficiencies of traditional delivery methods by enhancing collaboration among project participants. Information and communication technology (ICT) facilitates IPD by effective management, processing and communication of information within and among organizations. While the benefits of IPD, and the role of ICT in realizing them, have been generally acknowledged, the US public construction sector is very slow in adopting IPD. The reasons are - lack of experience and inadequate understanding of IPD in public owner as confirmed by the results of the questionnaire survey conducted under this research study. The public construction sector should be aware of the value of IPD and should know the essentials for effective implementation of IPD principles - especially, they should be cognizant of the opportunities offered by advancements in ICT to realize this. In order to address the need an IPD Readiness Assessment Model (IPD-RAM) was developed in this research study. The model was designed with a goal to determine IPD readiness of a public owner organization considering selected IPD principles, and ICT levels, at which project functions were carried out. Subsequent analysis led to identification of possible improvements in ICTs that have the potential to increase IPD readiness scores. Termed as the gap identification, this process was used to formulate improvement strategies. The model had been applied to six Florida International University (FIU) construction projects (case studies). The results showed that the IPD readiness of the organization was considerably low and several project functions can be improved by using higher and/or advanced level ICT tools and methods. Feedbacks from a focus group comprised of FIU officials and an independent group of experts had been received at various stages of this research and had been utilized during development and implementation of the model. Focus group input was also helpful for validation of the model and its results. It was hoped that the model developed would be useful to construction owner organizations in order to assess their IPD readiness and to identify appropriate ICT improvement strategies.

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El conflicto geopolítico entre Arabia Saudí e Irán es un hecho conocido en la academia y los medios de comunicación. Tiene diferentes focos. Quizás su cara más oculta es el Hajj. Incidentes trágicos durante la peregrinación a la Meca y Medina pueden incrementar las tensiones entre los dos países. En esto intervienen agentes políticos y estatales igual que personas privadas. Nos interesa especialmente cómo el discurso y la acción política se utilizan con fines de legitimación del régimen. Para ello, hacemos uso del análisis del discurso. Este artículo se centra en la posición de la República Islámica de Irán. Por esto, entre nuestras fuentes destacan medios de comunicación iraníes y las páginas web gubernamentales de este país. A partir de ellos, analizamos la cultura política y la identidad étnico-religiosa de este país. También identificamos las reacciones a los incidentes y las demandas de la República Islámica.

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The TTIP is a proposal on negotiations between the EU and the USA in order to create the largest free international trade area by extension, population and volume of trade of all existing ones. In our view, TTIP would be the geoeconomic answer to BRICS (Brazil, Russia, India, China and South Africa), as a comercial, geopolitical and cooperation space in other areas such as the military, in both that TTIP reproduce on a commercial scale the political and military alliance already existing between good part of the EU and USA by the NATO. In this paper we will try to explain why the possible rivalry between TTIP and BRICS would reproduce in the XXIst. Century the schemes of “Cold War” inherited from XXth. Century, that in turn reproduced the geopolitical confrontations arising from the theory of Haltford McKinder pivot area and the traditional opposition between thalassocratic imperialisms (government on the seas and oceans) and tellurocratic imperialisms (government on an enormous portion of emerged land). Likewise, we will try to show why, at a dialectic of States level, the most populated, territorially extensive and with greater amount of resources political societies will be those that have the greatest ability to impose a particular model of international relations and its geopolitical hegemony on a universal scale in response to this viable confrontation between TTIP, plus TTP, vs. BRICS.

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CLIL instruction has been reported to be beneficial for foreign language vocabulary learning since CLIL students show higher vocabulary profiles than students of their same age in traditional EFL contexts. However, to our knowledge, the receptive vocabulary knowledge of CLIL and non-CLIL learners at the end of primary and secondary education has not been examined yet. Hence, this study aims at comparing the receptive vocabulary size 79 CLIL primary learners with the receptive vocabulary knowledge of 331 non-CLIL learners at the end of primary and secondary school. Sex-based differences were also analysed. The 2k Vocabulary Levels Test (VLT) was used for the purposes of the study. Results revealed that learners’ receptive vocabulary sizes lie within the most frequent 1000 words, non-CLIL secondary school students throw better results than primary students but the differences between the secondary group and the CLIL group are not statistically significant. As for sex-based differences, we found no significant differences among the groups. These findings led us to believe that the CLIL approach offers a benefit for vocabulary acquisition since CLIL learners have been exposed to the foreign language for a shorter period of time and the results are quite similar to their non-CLIL secondary school partners.

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While MOOCs are recognized nowadays as a potential format for professional development and lifelong learning, little research has been conducted on the factors that influence MOOC participation of professionals and unemployed in MOOCs. Based on a framework developed earlier, we conducted a study, which focused on the influence of background variables such us digital competence, age, gender and educational level on MOOC participation. Occupational setting was considered as a moderator in the analysis of the impact of digital skills. Results of the study showed that MOOCs were an important tool for unemployed participants who were more likely to enroll in MOOCs than employed learners. MOOCs were also a way for workers who do not received employer support for other training activities to get professional development training. Results of the regression analysis showed that a person’s level of digital competence was an important predictor for enrolment in MOOCs and that specifically interaction skills were more important than information skills for participating in the MOOC context.

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[ES]El Instituto Universitario de Sistemas Inteligentes y Aplicaciones Numéricas en Ingeniería y en especial la División de Robótica y Oceanografía Computacional está desarrollando un velero autónomo de superficie que requiere de un sistema para la detección y evasión de obstáculos. Dicho sistema se ha desarrollado sobre una Raspberry Pi con un servicio para la captura de imágenes, así como un servidor web que permita la modificación de la configuración de la cámara. Una vez completada dicha infraestructura se tomaron las fotografías que conformarán el conjunto de entrenamiento para el sistema de visión por computador y se desarrollará este último. Los resultados se han integrado con el sistema del control modificando el rumbo cuando se detecte un obstáculo.

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Apoptosis is a fundamental feature in the development of many organisms and tissue systems. It is also a mechanism of host defense against environmental stress factors or pathogens by contributing to the elimination of infected cells. Hemocytes play a key role in defense mechanisms in invertebrates and previous studies have shown that physical or chemical stress can increase apoptosis in hemocytes in mollusks. However this phenomenon has rarely been investigated in bivalves especially in the flat oyster Ostrea edulis. The apoptotic response of hemocytes from flat oysters, O. edulis, was investigated after exposure to UV and dexamethasone, two agents known to induce apoptosis in vertebrates. Flow cytometry and microscopy were combined to demonstrate that apoptosis occurs in flat oyster hemocytes. Investigated parameters like intracytoplasmic calcium activity, mitochondrial membrane potential and phosphatidyl-serine externalization were significantly modulated in cells exposed to UV whereas dexamethasone only induced an increase of DNA fragmentation. Morphological changes were also observed on UV-treated cells using fluorescence microscopy and transmission electron microscopy. Our results confirm the apoptotic effect of UV on hemocytes of O. edulis and suggest that apoptosis is an important mechanism developed by the flat oyster against stress factors.

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Bei der Beurteilung von Projekten des Swiss Virtual Campus (SVC; Virtueller Campus Schweiz, Campus Virtuel Suisse, Campus Virtuale Svizzero), eines Programms des Bundes zur Förderung der neuen Informations- und Kommunikationstechnologien in der Hochschullehre, gilt es auch auf den optimalen Mix von Präsenzunterricht und Fernunterricht zu achten. Welche Arten von Szenarien sind vorstellbar, und wie beeinflusst die Art des Szenarios die optimale Verteilung von Präsenz- und Fernunterricht? Welche technischen Hilfsmittel sind für welches Szenario sinnvoll? Der Swiss Virtual Campus ist grundsätzlich nicht als Online-Universität geplant und nicht auf Fernstudien ausgerichtet. Es ist jedoch denkbar, dass manche Projekte des Swiss Virtual Campus künftig den Weg in Fernstudienangebote finden werden, obwohl sie nicht dafür konzipiert wurden. Einige Projekte von Fachhochschulen wurden bereits als Fernstudium konzipiert. In gewissen Aspekten funktionieren sie nach anderen Regeln als für Präsenzunterricht konzipierte Kurse.(DIPF/Orig.)

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Los directores de bibliotecas universitarias se enfrentan al problema estratégico de decidir cómo serán las bibliotecas universitarias en los próximos 10 años, y qué acciones deberán tomarse en los próximos cinco años si se quiere lograr ese futuro.Ha empezado a darse un cambio en el crecimiento rápido de la tecnología informativa, el acceso electrónico a la información, y el concepto de estación de servicio de los académicos. Es necesario que las bibliotecas universitarias desarrollen nuevos proyectos y servicios para que puedan realizar el cambio de un modo de producción de servicios a un modo de producción como facilitadores de información. Esto implica una reconceptualización del papel de la biblioteca universitaria, el papel del usuario, y el del personal bibliotecario. Se necesitarán nuevos perfiles para el personal y habrá una tarea prioritaria de reentrenamiento y desarrollo de los empleados, aspectos esenciales en la reformulación de la futura biblioteca.