72 research outputs found

    An Investigation of How Lighting and Rendering Technology Affects Filmmaking Relative to Arnold’s Transition to a GPU-Based Path-Tracer

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    Computer Graphic (CGI) technology enables artists to explore a broad spectrum of approaches and styles, from photorealistic to abstract, expanding the boundaries of traditional aesthetic choices. Recent years have witnessed of 3D-CGI production shift towards greater physical fidelity driven by technological developments as well as consumer demand for realistic visuals; this trend can be found across various creative fields like film, video games, and virtual reality experiences with high-quality textures, lighting, rendering, and physics simulations providing enhanced levels of immersion for users. Arnold is one of the famous rendering engines assisting artists to be more creative while producing photorealistic images. Moreover, Arnold renders the engine as one of the main path-tracing renderers and contributes significantly to more fantastic photorealistic productions. Also, Arnold renders not only Support CPU render but also support GPU rendering to take full advantage of faster computation times and real-time interactivity, among many other advantages. Because of that, this study investigates how new technology like developed GPUs helps artists and filmmakers better comprehend 3D rendering solutions that impact their workflows. On the other hand, philosophically exploring the relationship between making a creative decision and technology within 3D photorealistic rendering reveals an intricate yet dynamic relationship that informs the creative processes of both independent artists and small studios alike. This interaction serves as a reminder that Art is driven forward by its creator\u27s creative energy rather than simply technological capabilities; artists and studios can continue pushing limits by embracing this complex dialogue between creativity and tech, opening new paths within digital Art\u27s fast-evolving realm

    Mechanical damage to pinto beans as affected by moisture content and impact energy

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     Mechanical damage to seeds due to harvest, handling and other process is an important factor that affects the quality of seeds.  Seed damage results in lower grain value, storability problem, and reducing of seed germination and seedling vigor and subsequent yield of crops.  Tests were conducted to determine the extent of percentage of physical damage (PPD) and percentage of loss in germination (PLG) (physiological damage) of pinto beans due to impact.  The effects of beans moisture content (9.25%, 12.51%, 15.02% and 17.50%, wet basis) and impact energy (0.09 J, 0.19 J and 0.29 J) were determined.  The tests were conducted under laboratory conditions, using an impact test apparatus.  Results showed that effects of moisture content and impact energy on seed damages were significant.  PPD of beans was higher than PLG.  It found that the total damage of beans increased from 54.45% (48.14% PPD and 6.31% PLG) to 73.20% (63.40% PPD and 9.80% PLG) as the impact energy increased from 0.9 to 0.29 J, for all the moisture contents used.  With increasing the moisture content from 9.25% to 17.50%, the mean values of the percentage of loss in germination of beans increased from 0.53 to 15.30%.  However, by increasing in the moisture from 9.25% to 17.50%, the mean values of percentage of physical damage to beans decreased from 92.67% to 21.53%. Keywords: physical damage, reduce in germination, moisture content, impact energy, pinto bean 

    High frequency of BRAF V600E mutation in Iranian population ameloblastomas

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    Ameloblastoma is a common locally invasive but slow-growing neoplasm of the jaws with an odontogenic origin. Association between BRAF V600E mutation and clinicopathologic features and behavior of ameloblastoma remains controversial. This study aimed to evaluate BRAF V600E gene mutation and expression of its related proteins with clinicopathologic parameters in conventional ameloblastoma. 50 Formalin-fixed paraffin-embedded blocks were included in this study. Immunohistochemistry was done using rabbit monoclonal BRAF V600E mutation-specific antibody VE1. Quantitative real-time polymerase chain reaction assay was used for evaluating of BRAF V600E mutation. Expression of BRAF V600E antibody was Positive in 42 out of 50 cases (84%). 46 (92%) out of 50 specimens showed BRAF V600E mutation. There were 13 cases of recurrence (26%). 3 out of 4 cases with negative mutations did not show recurrence. We report the highest frequency (92%) of BRAF V600E mutation in ameloblastomas in the Iranian population. Although there was not a significant association between BRAF V600E?positive immunoexpression and recurrence and clinicopathologic parameters, its high frequency could emphasize its role as a therapeutic marker in the future
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