39 research outputs found

    Propuesta para la inclusión de las actividades acuáticas en al ámbito escolar

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    Este trabajo tiene el objetivo de justificar la inclusión de las actividades acuáticas dentro del entorno escolar: dentro del currículo de la Educación Física y como actividad extra-escolar. Gracias a la visión de diversos autores, propongo una clasificación de las actividades acuáticas en los diversos ámbitos de actuación; justifico la importancia de la elección de estas actividades, plasmo los diferentes enfoques que pueden tener este tipo de actividades centrándome en el ámbito educativo y el gran potencial que tiene el medio acuático para la consecución de los objetivos generales en cada etapa, como específicos del Área de Educación Física. Para ello he expuesto sus puntos fuertes y débiles, proponiendo alternativas que permitan su inclusión pese a las dificultades. Además, se presenta una encuesta y el análisis de los resultados acerca de la aceptación de una posible inclusión de las actividades acuáticas en un centro educativo público. Por último, expongo unas pautas básicas y unas orientaciones pedagógicas con unos objetivos claramente definidos para la elaboración de un programa educativo de actividades acuáticas.Grado en Educación Primari

    eDemocracia

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    eDemocracia: Plataforma de votación electrónica que implementa el concepto de “democracia líquida”, facilitando de este modo la participación de todos los ciudadanos en las decisiones relativas a cualquier cuestión de su interés, ya sea de forma directa o delegando su voto en representantes de su elección.Ingeniería Técnica en Informática de Gestió

    Control de brazo robótico mediante ROS en plataformas de bajo coste

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    Este trabajo de integración de tecnologías se centra en la realización de una tarea cotidiana como puede ser preparar y servir café usando plataformas de bajo coste. Este trabajo contempla la elección y/o diseño del brazo robótico para llevar a cabo esa tarea y su programación/control desde una plataforma de bajo coste que permita monitorizar los elementos necesarios. Además se propone integrar el sistema ya funcionando en una interfaz gráfica desde la cual mandar las órdenes de preparar los cafés y recibir avisos. Para ello, será necesario buscar, estudiar, elegir e implementar los elementos necesarios para que el sistema funcione y pueda realizar su función. Se necesitará elegir una la plataforma entre todas las posibles opciones del mercado. Un brazo robótico que cumpla los requisitos para realizar su tarea. Y los elementos complementarios para ayudar la gestión, control y monitorización del proyecto. Se trabajará con el software ROS, se implementarán comunicaciones entre distintos controladores, se diseñara un esquema eléctrico para la instalación y se realizaran diferentes pruebas

    Estudio virtual de un probable meningioma en un cráneo de época romana

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    [ES] Las enfermedades han acompañado a las poblaciones humanas desde la prehistoria. Conocer las paleopatologías y sus consecuencias puede ayudar a entender cómo han influido en las formas de vida de las poblaciones del pasado. Los estudios tafonómicos y paleopatológicos son claves para entender el origen de las lesiones; también pueden aportar información sobre las causas de muerte, el comportamiento de las poblaciones analizadas, así como la existencia de conflictos interpersonales o el cuidado de los enfermos. Se obtienen datos sobre la existencia de determinadas enfermedades en el registro arqueológico. Aquí presentamos el análisis de cuatro lesiones encontradas en un cráneo romano de la cueva de Marcenejas, situada en el norte de España. El análisis antropológico de este cráneo ha revelado que corresponde a un individuo masculino adulto. Este trabajo se centra en el diagnóstico diferencial de las lesiones para discernir las etiologías más probables. Se han aplicado las siguientes técnicas: análisis morfológico clásico, análisis tafonómico forense y análisis virtual. La microtomografía computarizada (MicroTC) y la microscopía 3D se han empleado como herramientas esenciales para el análisis virtual del cráneo y sus lesiones. Los resultados obtenidos han revelado la existencia de un tumor y tres traumatismos exocraneales, todos ellos ante mortem. La localización del tumor, así como su morfología junto con otros aspectos apoyan el meningioma como tipo de tumor más probable. Este meningioma representa el primer caso para estas cronologías en la Península Ibérica, donde hay pocos casos documentados. Las tres lesiones traumáticas revelan la existencia de lesiones producidas tanto por objetos contundentes como cortantes, relacionadas con eventos de violencia interpersonal. La aplicación del análisis 3D virtual ha demostrado que es factible identificar tumores en aquellas regiones craneales internas donde la lesión no es visible, aportando nuevos datos comparativos para el registro paleopatológico de poblaciones del pasado.[EN] Diseases have accompanied human populations since prehistoric times. Knowing the paleopathologies and their consequences derived from them can help us to understand their impact and how have been decisive in our ancestors' ways of life. Taphonomic and paleopathological studies are key to understanding how injuries occurred; they can provide information on causes of death, analyzed populations behaviour, such as the existence of interpersonal conflicts or how they took the care of the sick. Those studies also confirm the existence of certain diseases, mentioned in the archaeological record. This paper explains the analysis of four lesions found in a Roman-era cranium from Sima de Marcenejas, located in Northern Spain. An anthropological analysis of this cranium has revealed that it corresponds to an adult male individual. This work focuses on the differential diagnosis of the lesions, to be able to discern the most likely aetiologies. The following techniques have been implemented: classical morphological analysis, forensic taphonomic analysis and virtual analysis. MicroCT and 3D microscopy have been used as essential tools for the virtual analysis of the cranium and its lesions. The results obtained revealed the existence of a tumour and three exocranial traumas, all of them antemortem. The location of the tumour, as well as its morphology together with other aspects, support the meningioma as the most probable tumour type. This possible ancient meningioma represents the first case for these chronologies on the Iberian Peninsula, where there are few documented cases. The three traumatic lesions reveal the existence of injuries produced by both, blunt and sharp objects, related to events of interpersonal violence. By applying virtual 3D analyses, the researchers have demonstrated that it is viable to identify tumours in those internal cranial regions, where the lesion is not visible, thus providing new comparative data for the paleopathological record of past populations. Highlights: Meningiomas are rare in the archaeological record which complicates tracing themin ancient human populations. The use of computerized microtomography (MicroCT) and virtual 3D models makes it possible to identify tumoursin those internal cranial regions where the lesions are not visible. Paleopathological analysis of a Roman cranium has revealed, in addition to cranial trauma, a new possible case of meningioma.Rodríguez-Iglesias, D.; Pantoja-Pérez, A.; Fernández-Colón, P.; Pablos, A.; Alcaraz-Castaño, M.; Sala, N. (2023). 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Neurologia Medico Chirug (Tokyo), 43, 88–91. https://doi.org/10.2176/nmc.43.88Kang, S. H., Park, S. W., Kwon, K. Y., & Hong, W. J. (2010). A solitary skull lesion of syphilitic osteomyelitis. Journal of Korean Neurosurgical Society, 48(1), 85–87. https://doi.org/10.3340/jkns.2010.48.1.85Kimmerle, E. H., & Baraybar, J. P. (2008). Skeletal Trauma. Identification of Injuries Resulting from Human Rights Abuse and Armed Conflict. Boca Raton: CRC Press.Leyva-Pérez, I., Guerrero-Avendaño, G., & Ramón Hernández-Paz, J. (2013). Meningiomas: apariencia por tomografía y por resonancia magnética. Localizaciones más frecuentes. Anales de Radiología México, 1, 36–44.Lin, Y. C., Commins, D. L., Fedenko, A. N., & Pinsky, G. S. (2005). A rare case of periosteal osteoblastoma located in the frontal cranial bone. Archives of Pathology & Laboratory Medicine, 129(6), 787–789. https://doi.org/10.5858/2005-129-787-ARCOPOLovejoy, C. O. (1985). Dental Wear in the Libben Population: Its Functional Pattern and Role in the Determination of Adult Skeletal. Age at Death. American Journal of Physical Anthropology, 68, 47–56. https://doi.org/10.1002/ajpa.1330680105Martin-Francés, L., Martinon-Torres, M., Gracia-Téllez, A., & Bermúdez de Castro, J. M. (2015). Evidence of stress fracture in a Homo antecessor metatarsal from Gran Dolina Site (Atapuerca, Spain). International Journal of Osteoarchaeology, 25(4), 564–573. https://doi.org/10.1002/oa.2310Martín-Francés, L., Martinón-Torres, M., Gracia-Téllez, A., & Bermúdez de Castro, J. M. (2016). Evidence of trauma in a ca. 1-million-year-old patella of Homo antecessor, Gran Dolina-Atapuerca (Spain). Comptes Rendus - Palevol, 15(8), 1011–1016. https://doi.org/10.1016/j.crpv.2016.04.014Meindl, R. S., & Lovejoy, C. O. (1985). Ectocranial Suture Closure: A revised method for the determination of skeletal age at death based on the lateral-anterior sutures. 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    FSSCat Mission description and first scientific results of the FMPL-2 onboard 3CAT-5/A

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    FSSCat, the “Federated Satellite Systems/ 3 Cat-5” mission was the winner of the 2017 ESA S^3 (Sentinel Small Satellite) Challenge and overall winner of the Copernicus Masters competition. FSSCat consists of two 6 unit cubesats carrying on board UPC's Flexible Microwave Payload - 2 (FMPL-2), an L-band microwave radiometer and GNSS-Reflectometer implemented in a software defined radio, and Cosine's HyperScout-2 visible and near infrared + thermal infrared hyperspectral imager, enhanced with PhiSat-1, a on board Artificial intelligence experiment for cloud detection. Both spacecrafts include optical and UHF inter-satellite links technology demonstrators, provided by Golbriak Space and UPC, respectively. This paper describes the mission, and the main scientific results of the FMPL-2 obtained during the first three months of the mission, notably the sea ice concentration and thickness, and the downscaled soil moisture products over the Northern hemisphere.This work was supported by 2017 ESA S 3 challenge and Copernicus Masters overall winner award (“FSSCat” project) and ESA project “FSSCat Validation Experiment in MOSAIC”, by the Spanish Ministry of Science, Innovation and Universities, "Sensing with Pioneering Opportunistic Techniques" SPOT, grant RTI2018-099008- BC21/AEI/10.13039/501100011033, and by the Unidad de Excelencia Maria de Maeztu MDM-2016-0600.Peer ReviewedArticle signat per 25 autors/es: A. Camps 1,2; J.F. Munoz‐Martin 1; J.A. Ruiz‐de‐Azua 1,2; L. Fernandez 1; A. Perez-Portero 1; D. Llavería 1; C. Herbert 1; M. Pablos 3; A. Golkar 4,1; A. Gutiérrrez 5; C. António 5; J. Bandeiras 5; J. Andrade 5; D. Cordeiro 5; S. Briatore 4,6; N. Garzaniti 4,6; F. Nichele 7; R. Mozzillo 7; A. Piumatti 7; M. Cardi 7; M. Esposito 8; B. Carnicero Dominguez 9; M. Pastena 9; G. Filippazzo 10; A. Reagan 10 // 1. Universitat Politècnica de Catalunya, Barcelona, Spain; 2. Institut d’Estudis Espacials de Catalunya, Barcelona, Spain; 3. Institut de Ciències del Mar (ICM-CSIC) & Barcelona Expert Center (BEC) on Remote Sensing, Barcelona, Spain; 4. Skolkovo Institute of Science and Technology, Moscow, Russia; 5. Deimos Eng., Lisbon, Portugal; 6. Golbriak Space, Tallin, Estonia; 7. Tyvak International, Torino, Italy; 8. Cosine, Oosteinde, The Netherlands; 9. ESA ESTEC, Noordwijk, The Netherlands; 10. ESA ESRIN, Frascati, ItalyPostprint (author's final draft

    Cueva de los Torrejones revisited. New insights on the paleoecology of inland Iberia during the Late Pleistocene

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    34 p.The interior of the Iberian Peninsula has orographic conditions that make this territory especially vulnerable to Quaternary climate oscillations and which actually could have made it decisive for Paleolithic human populations at critical points. For this reason, the information provided by paleontological sites is important for reconstructing climatic and environmental conditions during the Late Pleistocene and understanding how they influenced the species that inhabited them, including humans. Nevertheless, the archaeo-paleontological record is scarce in central Iberia for the Late Pleistocene. A central Iberian site that is key to addressing this issue is Cueva de los Torrejones, which was discovered and excavated during the nineties. Clues indicating the presence of Neandertal populations near the cave site were announced during prior field excavations, including Neandertal remains, Middle Paleolithic artifacts, and evidence of anthropic exploitation of faunal resources at the site. Here we report the new results from the recent excavations and research, including detailed studies on stratigraphy, micromorphology, macro and microvertebrate paleontology, physical and molecular anthropology, taphonomy and zooarchaeology, and analysis of lithic and pottery remains. Our research has led to the detection of three Prehistoric chronologies recorded at the site. The oldest episode corresponds to between MIS 5 and MIS 4 in which the cave was used by carnivores. The second episode is represented by a faunal association dated to 30.0 ka cal BP and is indicative of cooler and more arid environmental conditions and, therefore, compatible with the worsening climate detected previously for MIS 3 in this area. The last episode corresponds to the Chalcolithic, directly dated to ~5000 cal BP in which humans used the cavity for funerary purposes. The DNA analysis of the human remain was assigned to mtDNA haplogroup K, which was originated in the Near East and reached western Europe through the Neolithic expansion. Human occupation during the Paleolithic has been ruled out, including Paleolithic human remains and any kind of anthropic intervention on the Hermann’s tortoise and leopard as was previously proposed at the site.European Research CouncilJunta de Comunidades de Castilla la ManchaMinisterio de Ciencia e InnovaciónCentro Nacional de Investigación sobre la Evolución Humana (CENIEH

    Taxonomic reassignment of the Paleolithic human navicular from Cueva de los Torrejones (Guadalajara, Spain)

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    Evidence of human activity and hominin remains are very scarce inland on the Iberian Peninsula. This fact raises the issue of the scarcity of evidence that Paleolithic Homo sapiens occupied this area outside of the littoral margins (Atlantic, Cantabrian, and Mediterranean coasts). Here, we comparatively describe a human right adult navicular bone recovered in the Cueva de los Torrejones site, located in the village of Tamajón (Guadalajara, Spain). This fossil was preliminarily established as belonging to Homo cf. neanderthalensis, due to the late Pleistocene faunal association, mainly because of the presence of Crocuta crocuta and Panthera pardus. The metrical and morphological study of the navicular T93-S3.27 from Cueva de los Torrejones clearly differentiates it from Neandertals and their ancestors, the hominins from Sima de los Huesos, allowing for this fossil to be taxonomically assigned with confidence as H. sapiens. The navicular from the Cueva de los Torrejones is absolutely and relatively medio-laterally narrow with a low wedging index as those of fossil and modern H. sapiens, and clearly different of Neandertals. The increased discoveries and publications of new naviculars belonging to genus Homo, together with the findings of P. pardus and C. crocuta in more recent chronologies in the Iberian Peninsula, are compatible with this reevaluation. We propose a probable chronology for this fossil between 12 and 15 ka and ca. 25 ka, based on the biostratigraphy and the oldest presence of H. sapiens in the Iberian Peninsula. This work confirms the human presence within the Iberian Peninsula during the Upper Paleolithic and reopens the question of the peopling of the inner Peninsula during this period.Centro Nacional de Investigación sobre la Evolución Humana, EspañaDepartamento de Ciencias de la Vida, Universidad de Alcalá, EspañaCentro Mixto UCM-ISCIII de Investigación sobre Evolución y Comportamiento Humanos, EspañaEstación paleontológica Valle del río Fardes, Instituto Geológico y Minero de España, Españ

    A Neandertal foot phalanx from the Galería de las Estatuas site (Sierra de Atapuerca, Spain)

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    Objectives The Galería de las Estatuas site (GE), a new Mousterian site at the Sierra de Atapuerca site complex (Spain), has revealed a Late Pleistocene detrital sequence with at least five lithostratigraphic units. These units have yielded evidence of Mousterian occupations with sporadic carnivore activity, and have provided datings of 80–112 ka BP using single‐grain optically stimulated luminescence. This places the sequence at the end of MIS5 and beginning of the MIS4. We described here a complete adult human distal foot phalanx (GE‐1573) recovered during the 2017 field season in the interface between lithostratigraphic units 3 and 4 (107–112 ka BP) in the GE‐I test pit. Materials and method This phalanx (GE‐1573) probably corresponds to the fifth toe from the right side due to the medial deviation of the distal tuberosity. We compared the metric variables of this phalanx to several fossil and recent Homo samples. Results Neandertals display foot phalanges that are broader and more robust than those of recent humans. Despite the scarcity of well‐identified distal phalanges in the Homo fossil record, the GE‐1573 phalanx is broad, long and robust when compared with recent and Upper Paleolithic modern humans. Discussion These traits, which align the GE‐1573 foot phalanx with the Neandertal morphology, are consistent with the stratigraphic context, likely corresponding to one of the oldest Late Neandertals found inland on the Iberian Peninsula. Additionally, it provides the first evidence of a Neandertal human fossil in a stratigraphic context in the Sierra de Atapuerca
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