...律; 多时间尺度; 趋势分析; 长江上游干流 [gap=1625]Key words: main stream; runoff and sediment load; multiple time scales; trend; upper reaches of Yangtze River ...
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In this article, using statistics, wavelet theory, spectrum analysis method, the multiple time scales of hydrological time series in karst drainage basins are studied.
本文采用统计学、小波理论、频谱分析等方法,对喀斯特流域水文时间序列的多时间尺度问题进行了研究。
参考来源 - 喀斯特流域水文时间序列的多时间尺度研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Based on the MPEG-4 video traffic of low quality and high quality, a hybrid model is presented to capture the frame size at multiple time scales: the change of scene and fluctuation of bit-rate.
针对MPEG - 4的低质量和高质量两种编码质量的视频源，给出了一种混合模型，此模型在多个时间尺度上反映帧大小的变化：场景的变化和同一场景内码流的波动。
For the first time, such databases now exist at multiple scales, they're stable, and they're ready to use.
现在，这样的数据库终于出现了，它们不但适用于不同领域，而且稳定、随时可供使用。
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