In experiment 1, we change the similarity of the stimulus features to category prototype, and test if the results will affect category dimensionality effect.

三个实验都以学习正确率、单特征测试正确率、学习到的维度数为因变量指标，考察了维度效应的影响因素。

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Although urban rail transit has considerable advantages, it still has a long way to go until it exerts density effect and dimensionality effect of the cyber economy.

城市轨道交通虽然具有诸多优点，但要使其发挥运输业网络经济的密度效应和幅员效应，我们还有相当长的路要走。

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And what kind of variables to chose as the segmentation dimensionality? These have important effect on the result of the segmentation.

如何来进行市场细分，选择什么样的变量作为细分维度，对于细分的结果有至关重要的影响。

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