网络营销改变传统市场营销的运作模式，将市场营销竞争从一个物理的空间转化到一个虚拟的空间。
Internet marketing changes the operating method of traditional marketing and transforms the marketing competition from a physical space to a fictitious space.
颜色空间转化：对曝光系统颜色空间转化的三维查表(3d LUT)和人工神经网络(ANN)方法进行了研究。
Color space conversion: The color space conversion with three-dimensional lookup table (3d LUT) method and artificial neural network (ANN) method is studied.
我们选取HLS颜色空间来共同显现光强信息和光谱信息，最后将HLS颜色空间转化为rgb颜色空间通过24位的彩色位图显示样品图像。
We select HLS color space to present both the light intensity and the spectral information, then convert the HLS color space to the RGB color space and display the sample image with 24-bit color map.
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