1) time series data mining technology
时间序列数据挖掘技术
4) temporal data mining
时序数据挖掘
1.
To overcome the demerits of traditional trend sequences analysis in temporal data mining,two concepts that were number trend sequences and trend sequences unwrapping were put forward.
针对时序数据挖掘中传统趋势序列分析的缺点,提出了数字趋势序列、趋势序列展开等概念。
2.
To overcome the defects of data representation algorithms in temporal data mining,segmentation algorithm of key-point-based error checking is proposed.
针对时序数据挖掘中常见数据表示算法的缺陷,提出了基于关键点的误差检验分段算法。
5) time series data mining
时序数据挖掘
1.
A new time series data mining system based on Gray Regression Fuzzy Neural Network hybrid model is proposed in this paper and the establishing process of this hybrid model was mainly discussed.
该混合模型融合多种智能计算方法优点于一体 ,为时序数据挖掘提供了一种新的实用方法 。
2.
Time series data mining is of great importance to development of society, sci.
本论文首先介绍了本课题的背景、研究内容和研究意义，论述了数据挖掘、时序数据挖掘的研究现状，包括它们的研究内容、常用方法以及当前的研究重点和发展方向。
3.
Focusing on the disadvantages of the current ball mill pulverizing system optimization approa- ches,a ball mill pulverizing system optimization algorithm based on fuzzy time series data mining is pro- posed.
针对以往制粉系统优化算法的不足,本文提出了一种基于模糊时序数据挖掘的火电厂制粉系统优化算法。
6) data mining technology
数据挖掘技术
1.
Crystallization of the products calculated with XRD data of the products was used as testing indexes,and application of uniform experimental design as well as data mining technology were applied in the test.
用产物XRD图谱数据计算得到的结晶度作为试验的考察指标,试验中应用了均匀设计试验法及数据挖掘技术,在数据挖掘成果的指导下进行了试验。
2.
Crystallization calculated with XRD data of the product was used as the testing index,and application of uniform experimental design as well as data mining technology were used in the test.
文献[13]报道结晶度对功能材料的性能有着重要的影响,故本文在实验中尝试应用数据挖掘技术[14]研究合成条件对产物结晶度的影响,得到结晶度较好的产物。
3.
Uniform experimental design and data mining technology were applied,and the synthesis tests were made with reference to the results of data mining technology.
基于均匀设计实验方案以及数据挖掘技术的应用,在数据挖掘成果的指导下进行了实验。
补充资料：时间
实际上，时间单位首先从天文观测来确定的，“1平太阳日或1天（1昼夜）”是以地球相对于太阳的自转周期为基准来计量的，一个平太阳日的1/86400为1秒；后来发现地球自转不均匀，1960年国际度量衡大会把时间基准改为以地球绕太阳公转周期，即规定为1900年地球公转周期（回归年）的1/31556925.9747为1秒；随着精确、稳定的原子钟制成，1967年国际度量衡大会规定国际单位制原子时的时间单位“秒（长）是两个超精细能级之间跃进所对应辐射9192631770个周期的持续时间”。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条