摘要翻译成英文：指纹识别及其在保险箱中应用_百度知道 关键词：指纹识别；方向滤波；二值化；细化；特征提取 [gap=1364]Key words: fingerprint; direction filter; binarization; thinning; feature extraction
基于6个网页-相关网页
direction filter bank 方向滤波器组
Pyramidal Direction Filter Bank 塔形方向滤波器组
fuzzy direction filter 模糊方向滤波
Forward-direction filter 前向滤波器
direction filter equipment 方向滤波器
d eight direction filter algorithm 二维8方向滤波算法
matched-filter Doppler direction finding 匹配滤波器多普勒测向
Because the texel of periodic texture is the patch with the textures period, here try to calculate the period by direction filter, and then synthesize the periodic texture by sampling with the period.
由于周期性纹理的纹元是以周期为单位的纹理块，该文试图对周期性纹理图像进行方向滤波后找出纹理的周期，然后以周期尺度为采样块的大小和采样间距，进行纹理合成。
The newscaster's words did filter everywhere in America, however, and history may have shifted in a different direction as a result.
然而，这位新闻播音员的话的的确确传遍了整个美国，结果历史也转向了另一个方向。
About the supply voltage, frequency, capacity factor of the fan and motor, specification of coil pipe, kinds of humidifier, form and efficiency of air filter, caliber and direction of pipe and etc.
对风机及电动机的电源电压、频率、功率，盘管规格，加湿器种类，空气过滤器形式及效率，配管口径及方向等有要求时请注明；
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