Information theory (IT) tools, widely used in scientific fields such as engineering, physics, genetics, neuroscience, and many others, are also emerging as useful transversal tools in computer graphics. In this book, we present the basic concepts of IT and how they have been applied to the graphics areas of radiosity, adaptive ray-tracing, shape descriptors, viewpoint selection and saliency, scientific visualization, and geometry simplification. Some of the approaches presented, such as the viewpoint techniques, are now the state of the art in visualization. Almost all of the techniques presented in this book have been previously published in peer-reviewed conference proceedings or international journals. Here, we have stressed their common aspects and presented them in an unified way, so the reader can clearly see which problems IT tools can help solve, which specific tools to use, and how to apply them. A basic level of knowledge in computer graphics is required but basic concepts in IT are presented. The intended audiences are both students and practitioners of the fields above and related areas in computer graphics. In addition, IT practitioners will learn about these applications. Table of Contents: Information Theory Basics / Scene Complexity and Refinement Criteria for Radiosity / Shape Descriptors / Refinement Criteria for Ray-Tracing / Viewpoint Selection and Mesh Saliency / View Selection in Scientific Visualization / Viewpoint-based Geometry Simplification
Information theory (IT) tools, widely used in scientific fields such as engineering, physics, genetics, neuroscience, and many others, are also emerging as useful transversal tools in computer graphics. In this book, we present the basic concepts of IT and how they have been applied to the graphics areas of radiosity, adaptive ray-tracing, shape descriptors, viewpoint selection and saliency, scientific visualization, and geometry simplification. Some of the approaches presented, such as the viewpoint techniques, are now the state of the art in visualization. Almost all of the techniques presented in this book have been previously published in peer-reviewed conference proceedings or international journals. Here, we have stressed their common aspects and presented them in an unified way, so the reader can clearly see which problems IT tools can help solve, which specific tools to use, and how to apply them. A basic level of knowledge in computer graphics is required but basic concepts in IT are presented. The intended audiences are both students and practitioners of the fields above and related areas in computer graphics. In addition, IT practitioners will learn about these applications. Table of Contents: Information Theory Basics / Scene Complexity and Refinement Criteria for Radiosity / Shape Descriptors / Refinement Criteria for Ray-Tracing / Viewpoint Selection and Mesh Saliency / View Selection in Scientific Visualization / Viewpoint-based Geometry Simplification
Si la botiga d'antiguitats de la família és tot un univers per al petit Adrià, el despatx del seu pare és el centre d'aquest univers, i el tresor més preuat de tots és un magnífic violí del segle XVIII al voltant del qual giren moltes històries d'aquesta novel·la de novel·les. Jo confesso és una llarga carta d'amor d'algú que ha hagut de jugar sol durant molts anys, entre llibres vells i secrets inconfessats; d'algú que ha estimat de manera incondicional; d'algú que se sent culpable d'una mort violenta, i d'algú que no entén el mal que recorre la història d'Occident. Veure vídeo promocional
A en Flanagan sí, perquè encara que ja tingui divuit anys, surti amb la Nines i tingui moto, el primer amor no s'oblida mai. La Clara segueix malvivint a casa dels seus oncles però aquesta vegada els problemes encara són més seriosos, perquè és acusada d'assassinat. El Flanagan està disposat a ajudar-la però ni s'imagina el que descobrirà. Com sempre, les feines de detectiu mai no vénen soles...
Ara fa gairebé un segle, a Finlàndia, un pescador va adonar-se que els peixos que empaitaven i s'empassaven altres peixos atacaven sempre primer els que nedaven de forma vacil.lant. Lauri Rapala, el pescador, va pensar que si aconseguia fabricar un reclam amb forma de peix que semblés que nedava una mica tort tindria un esquer millor que cap dels seus vells hams. L'esquer va funcionar, tant que el va fer famós i avui dóna nom a un dels millors reclams per pescar en aigües tranquil·les.La primera vegada que vaig tenir una rapala a les mans em va semblar de broma. Però tot va canviar havent-la llançada al riu: la ingràvida rapala imita un peix millor que el peix mateix, ve cap a tu a la velocitat que la mà vulgui atorgar-li i ho fa com una ombra fimbrejant, més real que l'ombra amagada de la truita.Una rapala no és més que un excel·lent, preciós esquer: un art de pesca.Més Coses de Rapala.
Una de las primeras novelas del genial Jaume Cabré.Un complejo entramado de relaciones para hacerse con el control de una fábrica textil con una revueltaobrera como telón de fondo. En la ciudad de Feixes, con la revuelta obrera de la Semana Trágica de 1909 como telón de fondo, las luchas e intrigas para hacerse con el control de una fábrica textil centran un complejo entramado de relaciones. Julià Rigau, propietario de la fábrica, aprovecha la muerte de su hermano Francesc para aceptar un encargo tan lucrativo como peligroso: la confección de ropa para equipar a los soldados de la campaña de Marruecos, a pesar de la impopularidad de este episodio bélico entre los obreros. Las ansias de poder de Julià Rigau hacen estallar un conflicto entre los fabricantes y los obreros que se vivirá con intensidad y dramatismo. Mientras, el entorno familiar de Julià aprovecha su impopularidad para intentar hacerse con el control de la fábrica. Los trabajadores, por su parte, conspiran para manifestar su descontento. Una combinación de intriga, sorpresa y enigmas a la que se añaden las complicaciones de un marco histórico irrepetible: la semana trágica.
Information theory (IT) tools, widely used in scientific fields such as engineering, physics, genetics, neuroscience, and many others, are also emerging as useful transversal tools in computer graphics. In this book, we present the basic concepts of IT and how they have been applied to the graphics areas of radiosity, adaptive ray-tracing, shape descriptors, viewpoint selection and saliency, scientific visualization, and geometry simplification. Some of the approaches presented, such as the viewpoint techniques, are now the state of the art in visualization. Almost all of the techniques presented in this book have been previously published in peer-reviewed conference proceedings or international journals. Here, we have stressed their common aspects and presented them in an unified way, so the reader can clearly see which problems IT tools can help solve, which specific tools to use, and how to apply them. A basic level of knowledge in computer graphics is required but basic concepts in IT are presented. The intended audiences are both students and practitioners of the fields above and related areas in computer graphics. In addition, IT practitioners will learn about these applications. Table of Contents: Information Theory Basics / Scene Complexity and Refinement Criteria for Radiosity / Shape Descriptors / Refinement Criteria for Ray-Tracing / Viewpoint Selection and Mesh Saliency / View Selection in Scientific Visualization / Viewpoint-based Geometry Simplification
Information Theory (IT) tools, widely used in many scientific fields such as engineering, physics, genetics, neuroscience, and many others, are also useful transversal tools in image processing. In this book, we present the basic concepts of IT and how they have been used in the image processing areas of registration, segmentation, video processing, and computational aesthetics. Some of the approaches presented, such as the application of mutual information to registration, are the state of the art in the field. All techniques presented in this book have been previously published in peer-reviewed conference proceedings or international journals. We have stressed here their common aspects, and presented them in an unified way, so to make clear to the reader which problems IT tools can help to solve, which specific tools to use, and how to apply them. The IT basics are presented so as to be self-contained in the book. The intended audiences are students and practitioners of image processing and related areas such as computer graphics and visualization. In addition, students and practitioners of IT will be interested in knowing about these applications. Table of Contents: Preface / Acknowledgments / Information Theory Basics / Image Registration / Image Segmentation / Video Key Frame Selection / Informational Aesthetics Measures / Bibliography / Authors' Biographies
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