311 resultados para Da Vinci Stereopsis


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Leonardo da Vinci Gymnasium [Proyecto]

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Leonardo de Vinci y las bóvedas hispanomusulmanas

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The visual system utilizes binocular disparity to discriminate the relative depth of objects in space. Since the striate cortex is the first site along the central visual pathways at which signals from the left and right eyes converge onto a single neuron, encoding of binocular disparity is thought to begin in this region. There are two possible mechanisms for encoding binocular disparity through simple cells in the striate cortex: a difference in receptive field (RF) position between the two eyes (RF position disparity) and a difference in RF profile between the two eyes (RF phase disparity). Although there have been studies supporting each of the two encoding mechanisms, both mechanisms have not been examined in a single study. Therefore, the relative roles of the two mechanisms have not been determined. To address this issue, we have mapped left and right eye RFs of simple cells in the cat’s striate cortex using binary m-sequence noise, and then we have estimated RF position and phase disparities. We find that RF position disparities are generally limited to small values that are not sufficient to encode large binocular disparities. In contrast, RF phase disparities cover a wide range of binocular disparities and exhibit dependencies on orientation and spatial frequency in a manner expected for a mechanism that encodes binocular disparity. These results indicate that binocular disparity is mainly encoded through RF phase disparity. However, RF position disparity may play a significant role for cells with high spatial frequency selectivity, which are constrained to small RF phase disparities.

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En el presente trabajo de investigación se va a tratar la importancia que tiene la música en la vida de los adolescentes, y los estilos musicales que más cercanos están a ellos. La música está muy presente en la vida de los adolescentes ya que es un medio de expresión, identificación, relación con los demás, comunicación, etc. Por esta razón, resulta interesante reflexionar sobre la presencia en el aula entre la música popular, la tradicional y la clásica o culta, que se suele estudiar en la etapa de Educación Secundaria Obligatoria. También se indaga en el porqué de la preferencia de la música popular antes que la clásica, para intentar averiguar dónde está el vacío entre los gustos musicales de los estudiantes y aquellas músicas que incluye el currículo. Por lo tanto, el principal propósito del presente trabajo de investigación es averiguar cuáles son las preferencias musicales de los estudiantes, conocer los hábitos musicales de los adolescentes y del entorno donde conviven, conocer su cultura y conducta musical y por último, relacionar esos gustos musicales con los que se escuchan en el aula de música.

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Rembrandt van Rijn; 1 ft. 2 1/4 in.x 1 ft. 6 45/64 in.; red chalk

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"Edizione de 200 esemplari"--P. [6]

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Mode of access: Internet.

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Mode of access: Internet.

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Bibliographical footnotes.

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Includes bibliographical references.

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Includes index and bibliographical footnotes.

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Originally presented as the author's thesis, Zürich, 1907.