To deal with this problem, comparison is made between the empirical mode decomposition(EMD) and the wavelet method in terms of signal trend extraction.
研究了强噪声混合条件下微弱信号的经验模式分解（EMD）问题，提出了一种基于随机共振降噪的EMD分解方法。
A statistical feature extraction technique is proposed in order to find a trend in detection of defects.
统计特征提取技术是建议，以便找到一种趋势，检测的缺陷。
According to the analysis, the development trend of extraction apparatus was predicted, and it provided some references for the research o...
通过上述分析，预测萃取设备的发展趋势，为新型设备的研发提供参考。
It is considered that use of direct extraction technology for recovery of low-grade mineral resources is the trend of The Times and broad in prospects.
认为采用湿法浸出直接提取技术回收低品位矿产资源是大势所趋，前景广阔。
Results in the selected extraction method, it had a trend that oxymatrine was converted to matrine.
结果在选择的几种提取工艺中，氧化苦参碱有向苦参碱转变的趋势。
Contour grouping, which is a contour extraction technique based on perceptual organization, shows promising development trend.
轮廓组织，即基于感知组织的轮廓提取技术为解决这一经典难题注入了新的活力。
Road extraction from the satellite imagery is studied in this paper and the main works are summarized as below:1. Introducing the background of research and the development trend of road extraction.
课题研究的背景阐述，详细论述了国内外道路自动提取的现状及发展趋势。
On the basis of foreign information, the new developing trend of supercritical carbon dioxide extraction (SC-CO_2) in natural spices was summarized in this paper.
笔者根据国外的有关资料，综述了超临界二氧化碳(SC—CO_2)在天然香料生产中研究开发的新动向。
In additon, some problems about extraction of lithium were analyzed , and the trend of extracting lithium had been discussed.
分析了当今卤水提锂技术中存在的一些问题，并指出了吸附法卤水提锂的研究方向。
In additon, some problems about extraction of lithium were analyzed , and the trend of extracting lithium had been discussed.
分析了当今卤水提锂技术中存在的一些问题，并指出了吸附法卤水提锂的研究方向。
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