Multidimensional access methods
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Coarse-Grained Parallel Algorithms for Multi-DimensionalWavelet Transforms
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A Distributed Quadtree Dictionary Approach to Multi-Resolution Compression
ITCC '04 Proceedings of the International Conference on Information Technology: Coding and Computing (ITCC'04) Volume 2 - Volume 2
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As we attempt to harness the power of tomorrow's mobile devices, intelligent information delivery becomes a primary concern. Getting the appropriate data to the resources that need it is referred to as the needs mismatch problem. In this paper we present a lossless multi-resolution compression technique based on a quadtree dictionary (QTD) that achieves 8:1 compression in the worst case. Test results show our method improves upon probabilistic, wavelet, and tree reduction techniques while providing 54:1 compression in the average case.