true data calculation

• 真值计算

true data calculation的用法和样例：

例句

1. The net present value calculation is based on future cash flows.
   净现值计算基于未来的现金流。
2. The weights are calculated by information entropy indicating the availing value of data, and the problem of weight allocation is solved.
   用信息熵所反映数据本身的效用值计算指标的权重，避免了权重分配困难的问题。