space variance 空间可变性 ; 空间变体
space variance and division 空间分异与分区
Space-time variance 时空变动
space mean variance 空间平均方差
space-time variance analysis 时空变异分析
To enrich a system you need variance in time and space. But too much change will kill you too.
系统要变得丰富，就需要时间和空间上的冲突。
They look out into the sky, into the stars, and see a slight variance in light rays that come over the vastness of space, and assume a straight path, or nearly straight.
他们抬头仰望，看向群星，发现从广阔的宇宙射来的光线变化轻微，并假定光沿直线传播，或这近乎直线。
The method of judging the local convergence by the variance of the population's fitness and reducing the searching space of variable optimized is proposed, which enhances the searching efficiency.
采用了基于群体适应值方差的早熟判断机制，同时提出了一种缩小混沌搜索的变量空间范围的新方法，提高了搜索效率。
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