Line extraction should try to link those lines fragmented by noise, and avoid over-link in the mean time, in order to get features that reflect correctly characters of image events.

直线提取需要尽量将那些因噪声影响而断裂的直线连接起来，同时，还要尽量避免过度连接，才能形成正确反映图像事件实质的特征。

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Reference standard: USA ASTM-D999 and European rule. Equipment characters: high precision, low noise, easy parting, convenient performing.

根据美国ASTM - D999及欧洲相关标准，设备特点：高精度、低噪音、易装拆、方便操作。

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Based on the different characters between the temperature signal and noise, a new adaptive noise canceller structure is given to dispose the temperature data by the adaptive noise cancellation theory.

根据结晶器信号和干扰的不同特性，按照自适应噪声抵消原理，给出了一个新的自适应噪声抵消器结构对温度数据进行了处理。

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The movie is superbly matter-of-fact in depicting subjects as different as the emotional cluelessness of proudly footloose teen-age boys, the level of ominous and explosive noise that the characters have learned to live with, the inability of well-meaning social workers to alter family traditions.

NEWYORKER: Our Song