英德
有道
百度
谷歌
图片
维基
百科
正交函数
[数] orthogonal functions
- 本文将一次U系统的正交函数系应用到商业票据防伪中，给出了一种新的数字水印算法。
A one degree orthogonal function of U system is applied to the anti-counterfeit of commercial bills, and a novel digital watermarking method is put forward. - 本文叙述用经验正交函数序列作梅雨结束期副热带高压天气形动的统计预报试验。
In this paper, a statistical forecasting experiment for the synoptic situation of subtropical high in the later period of "Mei-Yu" is performed by the use of empirical orthogonal functions. - 为了简化计算，选择正交函数作为基函数，并以油藏开发仿真为例，验证了模型和算法的有效性。
In order to simplify the algorithm, orthogonal functions are selected as base functions, and the effectiveness of the model and the algorithm is proved by simulation of oil reservoir exploitation.
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