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...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

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... volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced [2, 4, 5, 6, 8, 12]. Hardware-based volume texturing =-=[9, 14]-=- is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle of texture based volume rendering is depi...

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...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

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...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

Citation Context

...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

Citation Context

...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

Citation Context

...eleration, Volume Visualization 1 Introduction Direct volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced =-=[2, 4, 5, 6, 8, 12]-=-. Hardware-based volume texturing [9, 14] is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle ...

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...disappear completely. The Figures 13 to 18 picture another data set that has been used for testing the implementation. They have been visualized with the hardware based volume rendering toolkit TiVOR =-=[11]-=-, again with the first picture being rendered with the original data set. While the noise reduction effect of the Gauß filter is rather bothering in Figure 14 by smearing volume details, it has remark...

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...ations, as low pass filters reduce the noise e.g. of sampled medical volume images and high pass filters can be used for edge extraction, visualizing prominent data features. Multiscale approaches as =-=[13]-=- regularly use disjunct filtering and downsampling steps and can benefit from any speedups of the filtering process. hopf,ertl @informatik.uni-stuttgart.de Institut für Informatik Breitwiesenstr....

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...convolutions with filter kernels that completely specify the filtering operation. Non-linear filters, as for instance morphological operators, were recently used for volume analysis and visualization =-=[7]-=-. Segmentation and classification depend heavily on filtering operations as well. Bro-Nielson [1] already thought about using convolution hardware for accelerating the registration process. For textur...

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...al convolution can be performed even on big data sets with nearly interactive rates. First promising approaches of accelerating wavelet decomposition and reconstruction have been investigated as well =-=[3]-=-. As all intermediary data is transfered to the frame buffer, clamping can swallow negative values that result from the two-dimensional convolution as well as final negative results. Thus this approac...

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...ers, as for instance morphological operators, were recently used for volume analysis and visualization [7]. Segmentation and classification depend heavily on filtering operations as well. Bro-Nielson =-=[1]-=- already thought about using convolution hardware for accelerating the registration process. For texture based volume rendering the data set has to be loaded into special texture memory, which can be ...

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... volume rendering is a very important technique for visualizing three dimensional data. Several fundamental different methods have been introduced [2, 4, 5, 6, 8, 12]. Hardware-based volume texturing =-=[9, 14]-=- is one of the most prominent variants for interactive visualization due to the high frame rates that can be achieved with this technique. The basic principle of texture based volume rendering is depi...