“ratio enhancement”的概念、定义、翻译、参考文献-科学参考

单词	ratio enhancement
释义	ratio enhancement Encyclopedia 工学图像增强释 ratio enhancement比值增强为了得到更好的图像显示效果或分类精度，通过两个波段相应影像灰度值的比值变换来突出图像中各类别和目标的方法。又称频带比值增强。
随便看	nanosized catalyst; nanocatalyst; nanoparticle catalyst nano-sized drug delivery system nano solid nanomaterial nanosphere nanosphere lithography nano spin device nano spinning nano spray nano springs nanostructure nanostructured materials nanostructured polymer nano-structure on surface with ion beams nano-sulfur nanoswitch nano technology nano-technology nanotechnology nano-templating method nano thermoelectric conversion material nanotip nanotoxicity nanotransistor nanotribology nanotube

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