About color difference: we all items are for real shooting; for technology, display, light, environmental reasons may be a slight deviation phenomenon, please in kind prevail.

关于色差：本店所有商品均为实物拍摄；因技术、显示器、光线、环境原因可能稍有偏差现象，请以实物为准。

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The results of simulated and real data procession show that the proposed method favorably compares to other ones as to the parameter estimation error and its standard deviation.

仿真和实际数据处理的结果表明，该方法在参数估计误差和标准差方面明显优于其它算法。

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In the paper, liquidity means to measure the deviation between the real money supply and the equilibrium under the perspective of macro.

本文认为宏观视角下货币流动性是指实际货币总量与理论均衡水平之间的偏离程度。

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What I do know is that for the limited data set I have, the CRB index produced a nominal compound return of 0.77%, a real return of minus 2.16%, a standard deviation that is twice that of Treasuries, had a twelve month period with a loss of 48.74% and had a 27 year period with a negative compound return.

FORBES: Gold's Twelve Month March To $3,800