Ray-casting algorithm is that ray passes volume cell of data field, sampling relative pels color to form video image.
光线投影算法将光线穿过数据场中的体元，采样得到相关象素的颜色，形成可视图。
We propose a colormap reproduce algorithm for high dynamic range volume data, which can adjust pre-set color map according to the characteristics of volume data.
提出一种高动态范围体数据颜色映射表再生成方法，针对体数据的数值分布特征调整预设定的颜色映射表。
These forecasting models in the paper are tested with the data on sales volume and market share of XIAHUA color TV in three years lately.
最后本文以厦华彩电近三年的销售数据为研究样本，对文中涉及的模型进行了实证分析。
These forecasting models in the paper are tested with the data on sales volume and market share of XIAHUA color TV in three years lately.
最后本文以厦华彩电近三年的销售数据为研究样本，对文中涉及的模型进行了实证分析。
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