Nothing
## ----knitr_setup, include = FALSE---------------------------------------------
knitr::opts_chunk$set(
echo = TRUE, message=FALSE, results = "asis",
fig.width=7, fig.height=5, fig.asp=0.5,
collapse = TRUE,
comment = "#>"
# dev = 'pdf'
)
## ----setup, include = FALSE---------------------------------------------------
rm(list = ls()) # clear objects
graphics.off() # close graphics windows
#
library(wavemulcor)
data(exchange)
returns <- diff(log(as.matrix(exchange)))
returns <- ts(returns, start=1970, freq=12)
N <- dim(returns)[1]
## ----label=wmc_code,echo=c(-1:-3,-6:-8)---------------------------------------
## Based on data from Figure 7.8 in Gencay, Selcuk and Whitcher (2001)
## plus one random series.
wf <- "d4"
J <- trunc(log2(N))-3
set.seed(140859)
demusd.modwt <- brick.wall(modwt(returns[,"DEM.USD"], wf, J), wf)
jpyusd.modwt <- brick.wall(modwt(returns[,"JPY.USD"], wf, J), wf)
xrand.modwt <- brick.wall(modwt(rnorm(length(returns[,"DEM.USD"])), wf, J), wf)
xx <- list(demusd.modwt, jpyusd.modwt, xrand.modwt)
names(xx) <- c("DEM.USD","JPY.USD","rand")
Lst <- wave.multiple.correlation(xx)
## ----label=plot_wmc, echo=-1:-2, results='hide'-------------------------------
##Producing correlation plot
Lst <- wave.multiple.regression(xx)
plot_wave.multiple.correlation(Lst)
## ----label=wmr_code-----------------------------------------------------------
Lst <- wave.multiple.regression(xx)
## ----label=plot_wmr, echo=-1, results='hide'----------------------------------
##Producing regression plot
plot_wave.multiple.regression(Lst) # nsig=2)
## ----label=wmcr_code,echo=-5:-6-----------------------------------------------
wf <- "d4"
J <- trunc(log2(N))-3
lmax <- 36
set.seed(140859)
demusd.modwt <- brick.wall(modwt(returns[,"DEM.USD"], wf, J), wf)
jpyusd.modwt <- brick.wall(modwt(returns[,"JPY.USD"], wf, J), wf)
rand.modwt <- brick.wall(modwt(rnorm(length(returns[,"DEM.USD"])), wf, J), wf)
# ---------------------------
xx <- list(demusd.modwt, jpyusd.modwt, rand.modwt)
names(xx) <- c("DEM.USD","JPY.USD","rand")
Lst <- wave.multiple.cross.regression(xx, lmax)
## ----label=heat_wmcc, echo=-1, results='hide'---------------------------------
##Producing correlation heat map
heatmap_wave.multiple.cross.correlation(Lst, lmax) #, by=3, ci=NULL, pdf.write=NULL)
## ----label=plot_wmcc, echo=-1, results='hide'---------------------------------
##Producing correlation plot
plot_wave.multiple.cross.correlation(Lst, lmax) #, by=2)
## ----label=plot_wmcr, echo=-1, results='hide'---------------------------------
##Producing correlation plot
plot_wave.multiple.cross.regression(Lst, lmax) #, by=2)
## ----label=wlmr_code,echo=-7:-8, results='hide'-------------------------------
wf <- "d4"
M <- 30
window <- "gauss" #uniform"
J <- trunc(log2(N))-3
set.seed(140859)
demusd.modwt <- brick.wall(modwt(returns[,"DEM.USD"], wf, J), wf)
jpyusd.modwt <- brick.wall(modwt(returns[,"JPY.USD"], wf, J), wf)
xrand.modwt <- brick.wall(modwt(rnorm(length(returns[,"DEM.USD"])), wf, J), wf)
xx <- list(demusd.modwt, jpyusd.modwt, xrand.modwt)
names(xx) <- c("DEM.USD","JPY.USD","rand")
Lst <- wave.local.multiple.regression(xx, M, window=window) #, ymaxr=1)
## ----label=heat_wlmc, echo=-1, results='hide'---------------------------------
##Producing correlation heat map
heatmap_wave.local.multiple.correlation(Lst) #, xaxt="s", ci=NULL, pdf.write=NULL)
## ----label=plot_wlmc, echo=-1, results='hide'---------------------------------
##Producing line plots with CI
plot_wave.local.multiple.correlation(Lst) #, xaxt="s")
## ----label=plot_wlmr, echo=-1, results='hide'---------------------------------
##Producing regression plots
plot_wave.local.multiple.regression(Lst) #, xaxt="s")
## ----label=wlmcr_code,echo=-7:-8, results='hide'------------------------------
wf <- "d4"
M <- 30
window <- "gauss" #uniform"
J <- trunc(log2(N))-3
lmax <- 5
set.seed(140859)
demusd.modwt <- brick.wall(modwt(returns[,"DEM.USD"], wf, J), wf)
jpyusd.modwt <- brick.wall(modwt(returns[,"JPY.USD"], wf, J), wf)
rand.modwt <- brick.wall(modwt(rnorm(length(returns[,"DEM.USD"])), wf, J), wf)
xx <- list(demusd.modwt, jpyusd.modwt, rand.modwt)
names(xx) <- c("DEM.USD","JPY.USD","rand")
Lst <- wave.local.multiple.cross.regression(xx, M, window=window, lag.max=lmax) #, ymaxr=1)
## ----label=heat_wlmcc_lag, echo=-1, results='hide'----------------------------
##Producing cross-correlation heat map
heatmap_wave.local.multiple.cross.correlation(Lst, lmax=lmax, lag.first=FALSE)
#, xaxt="s", ci=NULL, pdf.write=NULL)
## ----label=heat_wlmcc_lev, echo=-1, results='hide'----------------------------
##Producing cross-correlation heat map
heatmap_wave.local.multiple.cross.correlation(Lst, lmax=2, lag.first=TRUE)
#, xaxt="s", ci=NULL, pdf.write=NULL)
## ----label=plot_wlmcc, echo=-1, eval=FALSE------------------------------------
# ##Producing cross-correlation plot
# plot_wave.local.multiple.cross.correlation(Lst, lmax, lag.first=FALSE) #, xaxt="s")
## ----label=plot_wlmcr, echo=-1, eval=FALSE------------------------------------
# ##Producing cross-regression plot
# plot_wave.local.multiple.cross.regression(Lst, lmax, nsig=2) #, xaxt="s")
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