The generalization of the quadrant and octant to arbitrary number of dimensions is the orthant.

将四象限和八象限推广到任意维数是正交的。

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The earliest instrument for determining latitude was the quadrant, which measured the altitude of the polestar or the noonday sun.

早期测定纬度的仪器是象限仪，测量北极星或正午太阳的高度。

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We proposes to use the quadrant-mean filter to smooth the noise in the feature while alleviating the boundary effect of the features.

为去除特征中噪声的同时保持特征中的边缘，提出四分均值滤波器对特征滤波。

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So if we think about the upper right hand part of the quadrant, well, this is where we're going to have high electron affinity and high ionization energy, so we're also going to see high electronegativity here.

那么让我们来看看右上方的部分，好，在这里我们将会有高的电子亲和能,与高的电离能，因此我们会看到这里的电负性也很高。

麻省理工公开课 - 化学原理课程节选

These simple ideas point the way to the quadrant of tall grass and high returns.

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The Quadrant score consists of a very strong memory component that appears to catch up with some bigger, badder and multi-cored Android rivals.

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One axis on the quadrant divides traditional political liberals and conservatives.

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