Trend term displacement is determined by the potential energy and constraint condition of the slope and is predicted by displacement polynomial function.

趋势项位移由边坡的势能和约束条件所决定，利用多项式位移函数进行拟合预测。

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First we employ EMD method to decompose the crude oil prices in NYMEX, and obtain a series of intrinsic mode function (IMF), which are stationary and of strong periodicity, and a trend term.

首先利用EMD方法对NYMEX市场的原油期货价格进行分解，得到一系列平稳且具有较强周期性的本征模函数(IMF)和一个趋势项。

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There have been peaks and troughs in the long-term trend of unemployment.

长期以来失业率一直时起时伏。

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And again, we'll see this as an increasing trend as we work our way through the term.

我们会在以后的学期中,不断的加强学习这一点。

麻省理工公开课 - 计算机科学及编程导论课程节选

While in secular bull markets the very long-term trend is up, in secular bear markets the very long-term trend (17 years typically) is sideways to down.

FORBES: Riding The Rallies And Shorting The Slides In A Big, Long Bear Market

Other than the fact that Brazilian incomes are rising, which is a long term trend, there are some short-term trends as well.

FORBES: Barclays' Thoughts On Brazil Retail

Bob Haberkorn, senior commodities broker, RJO Futures, said the short-term trend in gold is down, although longer term he still likes gold.

FORBES: METALS OUTLOOK: Gold To Watch The Dollar, Bernanke