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@@ -1,3 +1,34 @@
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# crqa
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-经济学、医学、地球物理学和天文学。复发量化分析(RQA)
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+经济学、医学、地球物理学和天文学。复发量化分析(RQA)
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+
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+
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+## Usage
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+```
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+install.packages("crqa")#安装程辑包
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+library("crqa")#加载
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+data = read.csv("Data.csv")#读取时间序列数据
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+time_series = data$NEWSST#时间序列值
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+timestamps = data$timestamp5#时间戳
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+aaa <- as.integer(time_series)#处理成整数#numeric是保留小数
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+delay = 1; embed = 1; rescale = 0; radius = 0.0001;
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+normalize = 0; mindiagline = 2; minvertline = 2;
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+tw = 1; whiteline = FALSE; recpt = FALSE;
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+side = "both"; method = 'rqa'; metric = 'euclidean';
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+datatype = "categorical"
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+ans = crqa(aaa, aaa, delay, embed, rescale, radius, normalize,
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+ mindiagline, minvertline, tw, whiteline, recpt, side, method, metric,
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+ datatype)
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+str(ans)
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+RP <- ans$RP
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+parC <- list(unit = 10, labelx = "Time", labely = "Time", cols = "black", pcex = .5,
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+ pch = 15, las = 0, labax = seq(0, nrow(RP), 10),
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+ labay = seq(0, nrow(RP), 10))
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+plot_rp(RP, parC)
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+```
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+
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+## Reference
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+
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+- [morenococo/crqa](https://github.com/morenococo/crqa)
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+- [crqa文档](https://cran.r-project.org/web/packages/crqa/index.html)
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+- [matlab rqa递归分析]()
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