943 resultados para FIBEX - First International BIOMASS Experiment, ANT I


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En el presente trabajo se analiza la obligación de investigar graves violaciones de Derechos Humanos y Derecho Internacional Humanitario, a la luz de la sentencia de la Corte Constitucional Colombiana referente a la constitucionalidad del Marco Jurídico para la paz. De la aparente remisión que hace la Corte Constitucional a la Corte Interamericana de Derechos Humanos sobre el deber de investigar graves violaciones de Derechos Humanos y de Derecho Internacional Humanitario se concluye que la Corte Constitucional propone como premisa mayor una obligación que surge de una interpretación extensiva de la Convención Interamericana. De la misma forma, se estudia el tratamiento indebido del derecho aplicable a las amnistías e indultos, que se relaciona con la necesidad de evitar cualquier tipo de impunidad, cuyo concepto sirve para esclarecer cuáles son los estándares que se quiere proteger. Por último, se analiza el contexto al que se pretende aplicar dicha obligación, es decir, la justicia transicional, proponiendo un modelo interpretativo de los fines de la pena, y su aplicación por medio de la favorabilidad penal, para la justicia transicional, que sea acorde a la interpretación de la Convención Interamericana.

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El presente trabajo de investigación busca analizar el papel de la Diplomacia Cultural de Corea del Sur en el posicionamiento de su marca país en Colombia en el periodo 2011-2013. Se pretende demostrar que desde el 2011 la diplomacia cultural de Corea del Sur ha sido usada como estrategia sistemática y armónica del Gobierno de Lee Myung Bak en alianza con los sectores público y privado, a fin de posicionar su marca país en Colombia y promover a través de la llamada “Ola Coreana” la demanda por parte de la sociedad colombiana de productos culturales y educativos coreanos. Al ser este un estudio de caso que aborda experiencias concretas durante un periodo de tiempo de 3 años, el diseño metodológico será longitudinal dentro de un marco cualitativo de investigación, usando como principal técnica el análisis documental.

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Presenta las reseñas de los libros: Óscar Almario García, Castas y razas en la independencia neogranadina, 1810-1830. Identidad y alteridad en los orígenes de la nación colombiana, Bogotá, Universidad Nacional de Colombia/Comisión para la celebración del Bicentenario, 2012, 280 pp. -- María Elena Bedoya, Prensa y espacio público en Quito 1792-1840, Quito, FONSAL, 2010, 153 pp. -- Enrique Muñoz Larrea, Albores libertarios de Quito de 1809 a 1812. El principio del fin del Imperio español, tomo I, y Cuenca del Rey. Los últimos presidentes de la Real Audiencia de Quito, tomo II, Quito, Academia Nacional de Historia/Atlantic International University, 2012, tomo I, 384 pp., tomo IIII, 483 pp.

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Este artículo presenta una defensa de lo que podemos denominar la “razón posestructural” en la teoría de las relaciones internacionales. Particularmente, centraremos nuestra atención en tres argumentos críticos comúnmente vertidos contra el posestructuralismo: el de la crítica vacía, la negación de la realidad y el del relativismo. El argumento que este ensayo defiende es que dichas críticas se concentran no en lo que el posestructuralismo dice, sino en aquello que este se niega a decir y para hacerlo recurre a una inútil reiteración de sus propios postulados teóricos. El análisis que llevaremos a cabo le presta especial atención a por qué el posestructuralismo circunscribe posiciones fundacionalistas y al hacerlo enfatizaremos y explicaremos varios de los caminos teóricos que este se rehúsa a tomar.

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A new snow-soil-vegetation-atmosphere transfer (Snow-SVAT) scheme, which simulates the accumulation and ablation of the snow cover beneath a forest canopy, is presented. The model was formulated by coupling a canopy optical and thermal radiation model to a physically-based multi-layer snow model. This canopy radiation model is physically-based yet requires few parameters, so can be used when extensive in-situ field measurements are not available. Other forest effects such as the reduction of wind speed, interception of snow on the canopy and the deposition of litter were incorporated within this combined model, SNOWCAN, which was tested with data taken as part of the Boreal Ecosystem-Atmosphere Study (BOREAS) international collaborative experiment. Snow depths beneath four different canopy types and at an open site were simulated. Agreement between observed and simulated snow depths was generally good, with correlation coefficients ranging between r^2=0.94 and r^2=0.98 for all sites where automatic measurements were available. However, the simulated date of total snowpack ablation generally occurred later than the observed date. A comparison between simulated solar radiation and limited measurements of sub-canopy radiation at one site indicates that the model simulates the sub-canopy downwelling solar radiation early in the season to within measurement uncertainty.

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The effects of intraspecific and interspecific competition on a wide range of winter wheat cultivars were investigated in two consecutive split plot field experiments. Significant reductions of grain yield at greatly reduced seed rates were observed in the first experiment, whereas increasing crop density up to 380 plants m(-2) in the second experiment failed to produce a significant yield response due to compensation through increased ears and grains per plant at lower crop densities. Appreciable weed suppression and acceptable grain yield can be achieved at crop densities between 150 and 270 plants m(-2). Reductions in final yield due to weed competition occurred in both experiments; 11.7 and 13.6% for the first and second experiment, respectively, with the onset of weed competition occurring from tittering in the first experiment and from stem elongation in the second. The possibility of enhancing crop competitiveness for weed suppression and improved grain yield is discussed.

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This paper analyses acarological evidence from a 130-year-old forensic investigation. It was the first case in forensic acarology, i.e., the first case where mites provided substantial information to estimate the post-mortem interval (PMI). In 1878, the mites found in the mummified body of a newborn baby girl in Paris, France, were studied by acarologist and forensic entomologist Jean Pierre M,gnin. M,gnin estimated around 2.4 million mites in the skull and identified them as Tyroglyphus longior (Gervais), a junior synonym of Tyrophagus longior. He suggested that the arrival of these mites at the corpse would have occurred by phoresy on carrier insects, roughly 5 months before the autopsy. There is no doubt about the identification of the mites, M,gnin was a highly respected acarologist. However, two main factors affecting the biology of Tyrophagus mites were not included in the original analysis. First, M,gnin stated that the mites were phoretic. However, he probably did not have access to information about the natural history of the species, because as a rule Tyrophagus mites are non-phoretic. Considering the omnipresence of Tyrophagus mites in soil, most likely the mites will have arrived almost immediately after death. Second, temperature was not taken into account during the estimations of the mite population growth rate. The new analysis is based on current knowledge of Tyrophagus biology and includes temperature, estimated following a handful of weather reports of the years 1877 and 1878. The new projections indicate that non-phoretic mites may have colonised the body just after death and the colony would have built up over 8 months, contrary to the 5 months proposed by M,gnin. This new lapse of time agrees with the PMI proposed by Brouardel: on 15 January 1878 he postulated the death of the newborn to have occurred some 8 months before the autopsy.

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The effects of intraspecific and interspecific competition on a wide range of winter wheat cultivars were investigated in two consecutive split plot field experiments. Significant reductions of grain yield at greatly reduced seed rates were observed in the first experiment, whereas increasing crop density up to 380 plants m(-2) in the second experiment failed to produce a significant yield response due to compensation through increased ears and grains per plant at lower crop densities. Appreciable weed suppression and acceptable grain yield can be achieved at crop densities between 150 and 270 plants m(-2). Reductions in final yield due to weed competition occurred in both experiments; 11.7 and 13.6% for the first and second experiment, respectively, with the onset of weed competition occurring from tittering in the first experiment and from stem elongation in the second. The possibility of enhancing crop competitiveness for weed suppression and improved grain yield is discussed.

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Mathematical models have been vitally important in the development of technologies in building engineering. A literature review identifies that linear models are the most widely used building simulation models. The advent of intelligent buildings has added new challenges in the application of the existing models as an intelligent building requires learning and self-adjusting capabilities based on environmental and occupants' factors. It is therefore argued that the linearity is an impropriate basis for any model of either complex building systems or occupant behaviours for control or whatever purpose. Chaos and complexity theory reflects nonlinear dynamic properties of the intelligent systems excised by occupants and environment and has been used widely in modelling various engineering, natural and social systems. It is proposed that chaos and complexity theory be applied to study intelligent buildings. This paper gives a brief description of chaos and complexity theory and presents its current positioning, recent developments in building engineering research and future potential applications to intelligent building studies, which provides a bridge between chaos and complexity theory and intelligent building research.

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Mathematical models devoted to different aspects of building studies and brought about a significant shift in the way we view buildings. From this background a new definition of building has emerged known as intelligent building that requires integration of a variety of computer-based complex systems. Research relevant to intelligent continues to grow at a much faster pace. This paper is a review of different mathematical models described in literature, which make use of different mathematical methodologies, and are intended for intelligent building studies without complex mathematical details. Models are discussed under a wide classification. Mathematical abstract level of the applied models is detailed and integrated with its literature. The goal of this paper is to present a comprehensive account of the achievements and status of mathematical models in intelligent building research. and to suggest future directions in models.

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Background: Consistency of performance across tasks that assess syntactic comprehension in aphasia has clinical and theoretical relevance. In this paper we add to the relatively sparse previous work on how sentence comprehension abilities are influenced by the nature of the assessment task. Aims: Our aims are: (1) to compare linguistic performance across sentence-picture matching, enactment, and truth-value judgement tasks; (2) to investigate the impact of pictorial stimuli on syntactic comprehension. Methods Procedures: We tested a group of 10 aphasic speakers (3 with fluent and 7 with non-fluent aphasia) in three tasks (Experiment 1): (i) sentence-picture matching with four pictures, (ii) sentence-picture matching with two pictures, and (iii) enactment. A further task of truth-value judgement was given to a subgroup of those speakers (n=5, Experiment 2). Similar sentence types across all tasks were used and included canonical (actives, subject clefts) and non-canonical (passives, object clefts) sentences. We undertook two types of analyses: (a) we compared canonical and non-canonical sentences in each task; (b) we compared performance between (i) actives and passives, (ii) subject and object clefts in each task. We examined the results of all participants as a group and as case-series. Outcomes Results: Several task effects emerged. Overall, the two-picture sentence-picture matching and enactment tasks were more discriminating than the four-picture condition. Group performance in the truth-value judgement task was similar to two-picture sentence-picture matching and enactment. At the individual level performance across tasks contrasted to some group results. Conclusions: Our findings revealed task effects across participants. We discuss reasons that could explain the diverse profiles of performance and the implications for clinical practice.

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This paper addresses the requirements for a Work/flow Management System that is intended to automate the production and distribution chain for cross-media content which is by nature multi-partner and multi-site. It advocates the requirements for an ontology-based object lifecycle tracking within work/flow integration by identifying various types of interfaces, object life cycles and the work-flow interaction environments within the AXMEDIS Framework.