Huiwen Zeng

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With the proliferation of digital cameras, more consumers are faced with the problem of making color corrections to their pictures. while most picture editors allow some white point, or illuminant, correction and some enhancements, these methods work on the image as a whole rather than on specific regions or colors. This work describes a simple method, that(More)
Dimensionality reduction, which is the process of mapping high-dimension patterns to lower dimension subspaces, is a key issues in enhancing the processing efficiency of high dimensional data such as hyperspectral images. Dimensionality reduction has been widely discussed in the areas of data mining, image processing, pattern recognition, etc. Because in(More)
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