2,394 research outputs found

    Gentrifier by John Joe Schlichtman, Jason Patch, and Marc Lamont Hill

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    Review of John Joe Schlichtman, Jason Patch, and Marc Lamont Hill\u27s Gentrifier

    Notes from a Feminist Killjoy by Erin Wunker

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    Review of Erin Wunker\u27s Notes from a Feminist Killjoy

    OVCS Newsletter April 2016

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    Des politiques temporelles au Québec : une greffe possible en milieu municipal ?

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    Au Québec, les enjeux de la conciliation travail-famille ne sont pas formulés en termes d’articulation des temps sociaux. Or, le gouvernement du Québec envisageait récemment l’instauration de bureaux des temps au niveau municipal afin de soutenir les parents travailleurs. Les municipalités québécoises répondront-elles à cet appel ? Cet article rappelle d’abord les conditions d’émergence et de diffusion des politiques temporelles en Europe et expose quelques éléments du contexte québécois au regard de l’articulation famille-emploi. Il analyse ensuite la place occupée par l’enjeu d’une action concertée sur les temps au niveau local en considérant, d’une part, les revendications du mouvement des femmes et du mouvement familial à l’endroit des instances municipales et, d’autre part, les politiques familiales municipales adoptées depuis une dizaine d’années. Il conclut sur les limites actuelles du pouvoir d’agir des municipalités québécoises dans le domaine des temps sociaux.The issues of work-family balance in Quebec have not been framed in terms of the articulation of different temporalities. However, the Quebec government recently thought about setting up municipal departments of time in order to support working parents. Will Quebec municipalities respond to this call ? This article begins by recalling the conditions under which time policies emerged and spread in Europe and describes the context of work and family life in Quebec. It then analyses the place devoted to concerted action around time use at the local level. It looks on the one hand at claims made to municipal authorities by the women’s and family movements and on the other hand municipal family policies adopted in the last decade. It concludes by pointing to the current limits to municipal action in this area

    Consecuencias legales derivadas de un accidente laboral

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    Traballo fin de grao (UDC.DER). Dereito. Curso 2014/201

    Facial Component Detection in Thermal Imagery

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    This paper studies the problem of detecting facial components in thermal imagery (specifically eyes, nostrils and mouth). One of the immediate goals is to enable the automatic registration of facial thermal images. The detection of eyes and nostrils is performed using Haar features and the GentleBoost algorithm, which are shown to provide superior detection rates. The detection of the mouth is based on the detections of the eyes and the nostrils and is performed using measures of entropy and self similarity. The results show that reliable facial component detection is feasible using this methodology, getting a correct detection rate for both eyes and nostrils of 0.8. A correct eyes and nostrils detection enables a correct detection of the mouth in 65% of closed-mouth test images and in 73% of open-mouth test images

    A scalable saliency-based Feature selection method with instance level information

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    Classic feature selection techniques remove those features that are either irrelevant or redundant, achieving a subset of relevant features that help to provide a better knowledge extraction. This allows the creation of compact models that are easier to interpret. Most of these techniques work over the whole dataset, but they are unable to provide the user with successful information when only instance information is needed. In short, given any example, classic feature selection algorithms do not give any information about which the most relevant information is, regarding this sample. This work aims to overcome this handicap by developing a novel feature selection method, called Saliency-based Feature Selection (SFS), based in deep-learning saliency techniques. Our experimental results will prove that this algorithm can be successfully used not only in Neural Networks, but also under any given architecture trained by using Gradient Descent techniques

    Effect of phytofortifiers and other products on the growth and metabolism of horticultural crops

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    Traballo fin de grao (UDC.CIE). Bioloxía. Curso 2016/2017[Resumen] En este estudio se evaluó el efecto del producto Manvert Sulphos ® en el cultivo de plantas de lechuga (Lactuca sativa L.). Manvert Sulphos ® es una solución nitrogenada con un alto contenido en azufre, cuya acción principal consiste en nutrir y fortalecer la planta, aunque de forma secundaria también puede mejorar la defensa de la planta ante patógenos e inducir la resistencia de la planta mediante la activación de sus defensas naturales. Para determinar los efectos y la eficacia del producto se estudiaron los siguientes parámetros en plantas tratadas y control: peso fresco, peso seco y peso de cenizas, actividad fotosintética, contenido de proteínas totales y medida de la actividad peroxidasa y concentración de pigmentos fotosintéticos y compuestos fenólicos. Una vez estudiados estos parámetros se pudo observar que existían diferencias significativas en el peso fresco y peso seco de las plantas y en algunos parámetros de la actividad fotosintética. Estos resultados sugieren que el producto Manvert Sulphos ® tuvo efectos en procesos del metabolismo primario de la planta.[Resumo] Neste estudo evaluouse o efecto do producto Manvert Sulphos ® no cultivo de plantas de leituga (Lactuca sativa L.). Manvert Sulphos ® é una solución nitroxenada cun alto contido de xofre, cuxo principal efecto é nutrir e fortalecer a planta, aínda que de maneira secundaria tamén pode mellorar a defensa da planta ante patóxenos e inducir a resistencia da planta mediante a activación das súas defensas naturais. Para determinar os efectos e a eficacia do producto estudiáronse os seguintes parámetros en plantas tratadas e control: peso fresco, peso seco e peso de cenizas, actividade fotosintética, contenido de proteínas totales e medida da actividade peroxidasa e concentración de pigmentos fotosintéticos e compostos fenólicos. Unha vez estudados estos parámetros púidose observar que existían diferenzas significativas no peso fresco e seco das plantas e nalgúns parámetros da actividade fotosintética. Istos resultados suxiren que o producto Manvert Sulphos ® tivo efectos en procesos do metabolismo primario da planta.[Abstract] In this study it has been evaluated the effect of the product Manvert Sulphos ® on lettuce (Lactuca sativa L.). The product Manvert Sulphos ® is a nitrogenous solution with a high content of sulfur, whose main action is nourishing and strengthening the plant, although secondarily it can also improve the defense of the plant against pathogens and induce the resistance of the plant through the activation of their natural defenses. To determine the effects and efficacy of the product the following parameters were studied in treated and control plants: fresh weight, dry weight and ash weight, photosynthetic activity, total protein content and measurement of peroxidase activity and concentration of photosynthetic pigments and phenolic compounds. Once these parameters were studied, it was observed that there were significant differences in the fresh weight and dry weight of the plants and in some parameters of the photosynthetic activity. These results suggest that the product Manvert Sulphos ® had effects on the processes of the primary metabolism of the plant

    Facial Point Detection using Boosted Regression and Graph Models

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    Finding fiducial facial points in any frame of a video showing rich naturalistic facial behaviour is an unsolved problem. Yet this is a crucial step for geometric-featurebased facial expression analysis, and methods that use appearance-based features extracted at fiducial facial point locations. In this paper we present a method based on a combination of Support Vector Regression and Markov Random Fields to drastically reduce the time needed to search for a point’s location and increase the accuracy and robustness of the algorithm. Using Markov Random Fields allows us to constrain the search space by exploiting the constellations that facial points can form. The regressors on the other hand learn a mapping between the appearance of the area surrounding a point and the positions of these points, which makes detection of the points very fast and can make the algorithm robust to variations of appearance due to facial expression and moderate changes in head pose. The proposed point detection algorithm was tested on 1855 images, the results of which showed we outperform current state of the art point detectors

    La idea de espacio público en geografía humana. Hacia una conceptualización (crítica) contemporánea

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    A raíz de algunos de los procesos urbanos acontecidos en la ciudad contemporánea, el espacio público se ha convertido en un concepto de uso común. Sin embargo, la inflación discursiva suscitada se desarrolló en paralelo a la desestabilización de su conceptualización geográfica. El agotamiento de unas maneras de hacer, heredadas del pensamiento moderno, demasiado encorsetadas en una previsible y aburrida red de oposiciones binarias, dificultaba descubrir y describir nada que no estuviese de alguna manera prescrito. Junto a esto, la aparición de unas epistemologías más creativas y experimentales, instigadas por un inusitado debate ontológico, llevará a considerar que cualquier investigación sobre el espacio público deba abordarse desde la perspectiva de una multiplicidad relacional que niega su condición de realidad dada y cuestiona sus aproximaciones más normativas.Arran d'alguns dels processos urbans que han tingut lloc a la ciutat contemporània, l'espai públic ha esdevingut un concepte d'ús comú. Tanmateix, la inflació discursiva generada es desenvolupà paral·lelament a la desestabilització de la seva conceptualització geogràfica. L'esgotament d'unes maneres de fer, heretades del pensament modern, massa encotillades en una previsible i avorrida xarxa d'oposicions binàries, dificultava descobrir i descriure res que no estigués prescrit d'alguna manera. A més a més, l'aparició d'unes epistemologies més creatives i experimentals, instigades per un inusitat debat ontològic, portarà a considerar que qualsevol recerca sobre l'espai públic s'hagi d'abordar des de la perspectiva d'una multiplicitat relacional que nega la seva condició de «realitat donada» i en qüestiona les aproximacions més normatives.À partir de certains processus urbains qui ont pris place dans la ville contemporaine, l'espace publique s'est converti en un concepte d'usage commun. Néanmoins, paralèlement à l'inflation discursive sucitée à son égard, l'espace publique a vécu une déstabilisation quant à sa conceptualisation géographique. L'anémie de certaines manières de faire, héritées de la pensée moderne trop engluée dans une réseau ennuyant et prévisible d'oppositions binaires, rendait difficile découvrir/décrire quelque chose qui ne fusse pas déjà préscrit. De plus, l'apparition de certaines épistémologies plus créatives et expérimentales, propulsées par un débat ontologique inusuel, implique que toute recherche sur l'espace publique doive s'aborder d'une perspective qui reconnaisse la multiple relationalité, perspective qui nie la condition de réalité donnée de l'espace publique et qui questionne les différentes approches plus normatifs.The concept of «public space» has become widely used as a result of some of the urban processes that have taken place in the contemporary city. However, this discursive inflation has come hand in hand with a certain destabilization of the geographic conceptualization of public space. From modern thinking we inherited certain methodologies constricted to a predictable, boring network of binary oppositions, and their exhaustion prevented new, original findings or descriptions. On the other hand, out of some rare ontological debate has emerged another more creative and experimental epistemology which will lead to new paradigms -e.g. the consideration that any research about public space must be addressed from a perspective based on a multiplicity of relationships that refuses to take public space for granted and questions the more normative approaches
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