Výsledky vyhledávání - coding and information theory-data compaction and compression

Feature Oriented Progressive Lossless Mesh Coding Autor Peng, Jingliang, Huang, Yan, Kuo, C.-C. Jay, Eckstein, Ilya, Gopi, M.

“… Due to the visual importance of sharp geometric features, the whole geometry coding process is optimized for a better presentation of geometric features, especially at low coding bitrates. Feature…”
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Evaluating image quality measures to assess the impact of lossy data compression applied to climate simulation data Autor Baker, A. H., Hammerling, D. M., Turton, T. L.

“…Applying lossy data compression to climate model output is an attractive means of reducing the enormous volumes of data generated by climate models…”
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Image-Based Surface Compression Autor Ochotta, Tilo, Saupe, Dietmar

“…We present a generic framework for compression of densely sampled three‐dimensional (3D) surfaces in order to satisfy the increasing demand for storing large amounts of 3D content…”
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Self-similarity based compression of point set surfaces with application to ray tracing Autor Hubo, Erik, Mertens, Tom, Haber, Tom, Bekaert, Philippe

“… We present a compression technique that exploits self-similarity within a point-sampled surface. Our method replaces similar surface patches with an instance of a representative patch…”
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Scalable Feature‐Preserving Irregular Mesh Coding Autor El Sayeh Khalil, J., Munteanu, A., Denis, L., Lambert, P., Walle, R.

“… By employing octree‐based coding techniques, the encoding of both connectivity and geometry information is decoupled from any mesh traversal order, and allows for exploiting the intra…”
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Revisiting wavelet compression for large-scale climate data using JPEG 2000 and ensuring data precision Autor Woodring, J., Mniszewski, S., Brislawn, C., DeMarle, D., Ahrens, J.

“…We revisit wavelet compression by using a standards-based method to reduce large-scale data sizes for production scientific computing…”
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Compression of Human Motion Capture Data Using Motion Pattern Indexing Autor Gu, Qin, Peng, Jingliang, Deng, Zhigang

“…In this work, a novel scheme is proposed to compress human motion capture data based on hierarchical structure construction and motion pattern indexing. For a…”
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Stochastic Depth Buffer Compression using Generalized Plane Encoding Autor Andersson, M., Munkberg, J., Akenine-Möller, T.

“…In this paper, we derive compact representations of the depth function for a triangle undergoing motion or defocus blur. Unlike a static primitive, where the…”
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Compression of Dense and Regular Point Clouds Autor Merry, Bruce, Marais, Patrick, Gain, James

“…We present a simple technique for single‐rate compression of point clouds sampled from a surface, based on a spanning tree of the points…”
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Random Accessible Hierarchical Mesh Compression for Interactive Visualization Autor Courbet, Clement, Hudelot, Celine

“… This enables us to achieve seemingly better compression ratios than previous work on quad and higher degree polygonal meshes. Our coder uses about 3 bits per polygon for connectivity and 14 bits per vertex for geometry using 12 bits quantification…”
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Practical HDR Texture Compression Autor Munkberg, J., Clarberg, P., Hasselgren, J., Akenine-Möller, T.

“… Hence, several recent algorithms for HDR texture compression have been proposed. In this paper, we discuss several practical issues one has to confront in order to develop and implement HDR texture compression schemes…”
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Compression of Annotated Nucleotide Sequences Autor Korodi, G., Tabus, I.

“…This paper introduces an algorithm for the lossless compression of DNA files which contain annotation text besides the nucleotide sequence…”
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GEncode: Geometry-driven compression for General Meshes Autor Lewiner, Thomas, Craizer, Marcos, Lopes, Hélio, Pesco, Sinésio, Velho, Luiz, Medeiros, Esdras

“…Performances of actual mesh compression algorithms vary significantly depending on the type of model it encodes…”
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Resolution-defined projections for virtual reality video compression Autor Dunn, Charles, Knott, Brian

“…Spherical data compression methods for Virtual Reality (VR) currently leverage popular rectangular data encoding algorithms…”
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State-of-the-Art in Compressed GPU-Based Direct Volume Rendering Autor Balsa Rodríguez, M., Gobbetti, E., Iglesias Guitián, J.A., Makhinya, M., Marton, F., Pajarola, R., Suter, S.K.

“… To address this issue, a variety of level‐of‐detail (LOD) data representations and compression techniques have been introduced…”
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A Framework to Evaluate Omnidirectional Video Coding Schemes Autor Yu, Matt, Lakshman, Haricharan, Girod, Bernd

“… For live streaming applications, compression is critical to reduce the bitrate. Omnidirectional videos, which are spherical in nature, are mapped onto one or more planes before encoding to interface with modern video coding standards…”
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Adaptive Volumetric Shadow Maps Autor Salvi, Marco, Vidimče, Kiril, Lauritzen, Andrew, Lefohn, Aaron

“… This compression strategy leads to high performance because the visibility data can remain in on‐chip memory during simplification and can be efficiently sampled during rendering…”
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COVRA: A compression-domain output-sensitive volume rendering architecture based on a sparse representation of voxel blocks Autor Gobbetti, Enrico, Iglesias Guitián, José Antonio, Marton, Fabio

“…We present a novel multiresolution compression‐domain GPU volume rendering architecture designed for interactive local and networked exploration of rectilinear scalar volumes on commodity platforms…”
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In-situ multi-resolution and temporal data compression for visual exploration of large-scale scientific simulations Autor Lehmann, Henry, Jung, Bernhard

“… A promising approach for reducing the amount of data written out during simulation run is in-situ compression…”
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