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Resampling or Down sampling 重采样或降低采样率
Filtering and down-sampling 滤波降采样
down sampling 降采样
residual down-sampling 残差下采样
quincunx down-sampling 梅花下采样
down sampling algorithm 降采样算法
down stream sampling method 下游式抽样法
down hole sampling 井底取样
This reflects the supportive of the Laplacian down-sampling to the directionlet interpolation.2.
这体现了拉普拉斯下采样对directionlet插值方法的支持性。
参考来源 - 基于拉普拉斯下采样和方向波插值的低码率图像压缩The seismic signal was processed by down-sampling and noise reduction, and the eigenvector was extracted with the wavelet packet.
通过对信号进行降采样、去噪等预处理，利用小波包分解提取信号特征量。
参考来源 - 光纤传感系统中关键问题的研究In this article,vectors are composed of mean gray level of image and texture features in detail images of 2D-wavelet transform without down-sampling.
本文首次利用图像灰度均值与无下采样小波变换细节图像纹理能量组成特征矢量，使目标间纹理特征的差异比Seisuke Fukuda等方法所得更明显。
参考来源 - 基于小波分析的高分辨率雷达目标识别方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
The survey's sampling error is plus or minus 3 percentage points for the overall responses and plus or minus 5.5 percentage points for the questions broken down by race.
调查的整体回覆采样误差率为正负3%，按照种族划分的调查采样误差率为正负5.5%。
That doesn't mean you can expect to see Darpa researchers walking down every block with chemical-sampling canisters any time soon.
这并非意味着你将很快能看到DARPA的研究员们在每个街区走来走去，手里拿着化学品采样的小罐子。
By using the method of fiber sampling, the cost of measuring high power lasers pulse wave can be cut down, and the anti-jamming ability of the measuring system can be improved.
光纤取样可以降低高功率激光脉冲时间波形测量成本，并提高测量系统抗干扰能力。
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