Ps22Pdf 关键词 : 斜率 ; 时间序列 ; 模式表示 ; 支持数 ; 异常值 [gap=953]Key words: slope; time series; pattern representation; support; outlier value
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spatio-temporal pattern representation 时空模式表达
pattern data representation 模式数据表示法
facet representation pattern 刻面分类模式
Pattern representation of time series is abstract and summary of time series, also a high level feature description of time series. A new Piecewise Linear Representation (PLR) of time series is proposed.
时间序列的模式表示是一种对时间序列进行抽象和概括的特征表示方法,是在更高层次上对时间序列的重新描述。
参考来源 - 时间序列的相似性查询与异常检测·2,447,543篇论文数据，部分数据来源于NoteExpress
Use a method of time series piecewise linear representation based on feature points as a way for pattern representation.
使用一种基于特征点的时间序列线性分段方法作为时间序列的模式表示。
The optimization function is defined to be the sum of the squared error between the previous trace and the current pattern representation.
我们定义优化目标函数为前时刻轨迹和当前时刻特征提取结果的均方误差和，推导了相应的轨迹学习算法。
The pattern representation of time series itself has the function of compress data and keeps the basic shape of time series, and it has a certain extent effect of deleting noises.
时间序列的模式表示本身就具有压缩数据、保持时间序列基本形态的功能，并且具有一定的除噪能力。
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