Dual threshold and Basing on model are used to detect gradual changes, and the change of motorial vectors is used to detect the motion of the camera.

采用改进的双阈值法和基于模型的方法进行渐变镜头的检测，根据运动向量的变化检测摄像机的运动状态。

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At present, China is going through the dual changes of consumption level and consumption institution, the consumption has been playing a lead-role in national economy.

当前，我国消费正经历着消费水平、消费体制上的双重转变，消费在国民经济运行中已处于主导地位。

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The changes of the step amplitude in non-linear dual step circuits are emphasized which affect saturated output power.

重点研究了非线性双跳变电路中跳变幅度的变化对饱和输出功率的影响。

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Changes to the dual capacity rules will only serve to place unnecessary burdens on American businesses and put us at a competitive disadvantage.

FORBES: White House Tax Plans Favor Foreign Companies

Her award winning global and national teams have driven significant operational changes and launches for privately-held, publicly-traded and dual-listed companies in North America, Europe, Australia, South America and South Africa.

FORBES: How to Sell a Million Books in One Day