睡眠之深与否与慢波有关,而百灵鸟型处于慢波睡眠的时间比夜猫子型多50%甚至更多。
Deep sleep is associated with slow brain waves, and larks spent 50% more time in such slow-wave sleep than owls did.
低渗透油藏比中高渗透油藏的压力波传播速度慢。
And low permeability reservoir is slower than mid-high permeability reservoir in pressure wave propagating velocity.
针对标量量化压缩比小而向量量化压缩速度慢、图像复原效果不理想等弱点,提出了基于小波变换的分类量化图像编码算法(简称“分类量化编码”)。
To improve the compression ratio, image quality and coding efficiency, an image coding algorithm based on wavelet transform and scalar vector quantization is presented.
针对标量量化压缩比小而向量量化压缩速度慢、图像复原效果不理想等弱点,提出了基于小波变换的分类量化图像编码算法(简称“分类量化编码”)。
To improve the compression ratio, image quality and coding efficiency, an image coding algorithm based on wavelet transform and scalar vector quantization is presented.
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