-
Notifications
You must be signed in to change notification settings - Fork 0
/
script_MTC_analysis_ver00.R
355 lines (312 loc) · 11.2 KB
/
script_MTC_analysis_ver00.R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
########################################################################
## Description: R code to the implementation of the MTC analysis...
##
## Maintainer: UNIVALI / EMCT / LEMA - iAtlantic | FAPESC Projects
## Author: Rodrigo Sant'Ana
## Created: seg ago 22 11:01:03 2022 (-0300)
## Version: 0.0.1
##
## URL: Communications Earth & Environment -
## https://www.nature.com/commsenv/
## Doc URL:
##
## Database info:
## a) https://doi.pangaea.de/10.1594/PANGAEA.946402
## b)
##
### Commentary:
##
### Code:
########################################################################
########################################################################
######@> Setup R...
######@> Loading R packages...
library(dplyr)
library(lubridate)
library(ggplot2)
library(tidyr)
library(stringr)
library(patchwork)
library(tsibble)
library(viridisLite)
library(readxl)
library(segmented)
library(dynlm)
library(viridis)
library(extrafont)
library(hnp)
######@> Importing fonts...
loadfonts(device = "postscript")
######@> Custom theme for ggplot...
rgb01 <- "black"
rgb02 <- "black"
seta <- grid::arrow(length = grid::unit(0.2, "cm"), type = "open")
seta2 <- grid::arrow(length = grid::unit(0.2, "cm"), type = "open",
ends = "both")
my_theme <- function(base_size = 18, base_family = "Helvetica") {
theme_bw(base_size = base_size, base_family = base_family) %+replace%
theme(axis.ticks = element_line(colour = rgb01),
axis.line = element_line(colour = rgb01, size = 0.2),
axis.text = element_text(colour = rgb02, size = 14),
axis.title = element_text(size = 18),
legend.background = element_blank(),
legend.key = element_blank(),
panel.background = element_blank(),
panel.grid = element_line(linetype = "solid",
size = 0.2,
colour = "gray90"),
plot.background = element_blank(),
complete = TRUE)
}
#####@> Testing ggplot theme...
df <- data.frame(x = rnorm(10), y = rnorm(10),
z = rep(c("A", "B"), each = 5))
ggplot(data = df, aes(x = x, y = y, fill = z)) +
geom_point(pch = 21, size = 5) +
my_theme()
######@> Standardizing decimal marks...
options(scipen = 10)
########################################################################
######@> Loading datasets...
######@> [Pangaea datasets] Time-series...
db00 <-
read.delim("Data/Environmental_Oceanographic_Fisheries_Time_Series_BMM.tab",
skip = 27)
########################################################################
######@> Cleaning and Preparing dataset...
######@> Rename columns / variables...
names(db00) <- c("Year", "MTC", "SBT", "BCt", "Dm", "Anom_MTC",
"Anom_SBT", "Anom_BCt", "Anom_Dm")
########################################################################
######@> Exploring dataset...
######@> Time-series distribution of each variable...
#####@> MTC...
p00 <- ggplot(data = db00) +
geom_line(aes(x = Year, y = MTC), linetype = "dashed") +
geom_point(aes(x = Year, y = MTC), pch = 21, fill = "white",
colour = "black", size = 6) +
geom_hline(yintercept = mean(db00$MTC), linetype = "dashed",
alpha = 0.5) +
labs(x = "Year",
y = "Mean Temperature of the Catch (ºC)") +
scale_x_continuous(breaks = seq(2000, 2019, 1)) +
scale_y_continuous(breaks = seq(16, 25, 1),
limits = c(19, 24)) +
my_theme() +
theme(axis.text = element_text(size = 18),
axis.title = element_text(size = 20))
p00
#####@> SBT...
p01 <- ggplot(data = db00) +
geom_line(aes(x = Year, y = SBT), linetype = "dashed") +
geom_point(aes(x = Year, y = SBT), pch = 21, fill = "white",
colour = "black", size = 6) +
geom_hline(yintercept = mean(db00$SBT), linetype = "dashed",
alpha = 0.5) +
labs(x = "Year",
y = "Sea Bottom Temperature (ºC)") +
scale_x_continuous(breaks = seq(2000, 2019, 1)) +
scale_y_continuous(breaks = seq(14, 25, 0.2),
limits = c(14.5, 16)) +
my_theme() +
theme(axis.text = element_text(size = 18),
axis.title = element_text(size = 20))
p01
#####@> BCt...
p02 <- ggplot(data = db00) +
geom_line(aes(x = Year, y = BCt), linetype = "dashed") +
geom_point(aes(x = Year, y = BCt), pch = 21, fill = "white",
colour = "black", size = 6) +
geom_hline(yintercept = mean(db00$BCt, na.rm = TRUE),
linetype = "dashed", alpha = 0.5) +
labs(x = "Year",
y = "Brazil Current Transport Volume (Sv)") +
scale_x_continuous(breaks = seq(2000, 2019, 1)) +
scale_y_continuous(breaks = seq(-32, -18, 2),
limits = c(-32, -18)) +
my_theme() +
theme(axis.text = element_text(size = 18),
axis.title = element_text(size = 20))
p02
#####@> Dm...
p04 <- ggplot(data = db00) +
geom_line(aes(x = Year, y = Dm), linetype = "dashed") +
geom_point(aes(x = Year, y = Dm), pch = 21, fill = "white",
colour = "black", size = 6) +
geom_hline(yintercept = mean(db00$Dm, na.rm = TRUE),
linetype = "dashed", alpha = 0.5) +
labs(x = "Year",
y = "Simpson Index") +
scale_x_continuous(breaks = seq(2000, 2019, 1)) +
scale_y_continuous(breaks = seq(0, 1, 0.1),
limits = c(0.6, 1)) +
my_theme() +
theme(axis.text = element_text(size = 18),
axis.title = element_text(size = 20))
p04
########################################################################
######@> Applied models...
######@> General model - Look for general tendency...
m1 <- lm(MTC ~ Year, data = db00)
#####@> Summary of the model and diagnostics...
####@> Summary table...
summary(m1)
####@> Diags - Residual analysis - Envelope...
res <- fortify(m1); res$id <- 1:nrow(res)
res$.studresid <- rstudent(m1)
res02 <- hnp::hnp(m1, halfnormal = FALSE, plot.sim = FALSE, sim = 200)
tmp01 <- data.frame(x = res02$x, res02$all.sim)
names(tmp01) <- c("X", paste0("Run", 1:(ncol(tmp01) - 1)))
tmp01 <- tmp01 %>%
gather(., key = "Run", value = "Res", 2:ncol(tmp01))
tmp02 <- data.frame(X = res02$x, m = res02$median, l = res02$lower,
u = res02$upper, res = res02$residuals)
p05 <- ggplot() +
geom_line(data = tmp01, aes(x = X, y = Res, group = Run),
alpha = 0.1, colour = "black") +
stat_qq(data = tmp02, aes(sample = res),
pch = 21, fill = "white", colour = rgb01, size = 4,
alpha = 0.9) +
geom_line(data = tmp02, aes(x = X, y = m), colour = "red") +
geom_line(data = tmp02, aes(x = X, y = l), colour = "red",
linetype = "dashed") +
geom_line(data = tmp02, aes(x = X, y = u), colour = "red",
linetype = "dashed") +
labs(x = "Theorical quantiles", y = "Residuals") +
my_theme()
p06 <- ggplot(data = res, aes(x = .stdresid)) +
geom_histogram(binwidth = 1, close = "right",
boundary = 1, fill = "white", colour = rgb01) +
labs(x = "Standardized residuals", y = "Frenquency") +
scale_x_continuous(breaks = seq(-3, 3, 1)) +
scale_y_continuous(limits = c(0, 10), expand = c(0, 0)) +
expand_limits(y = 0) +
my_theme()
plot01 <- (p06 | p05)
plot01
######@> Detailed models...
#####@> MTC...
m1.left <- lm(MTC ~ Year, data = db00, subset = Year %in% 2000:2012)
m1.right <- lm(MTC ~ Year, data = db00, subset = Year %in% 2013:2019)
#####@> SBT...
m2 <- lm(SBT ~ Year, data = db00)
m2.left <- lm(SBT ~ Year, data = db00, subset = Year %in% 2000:2012)
m2.right <- lm(SBT ~ Year, data = db00, subset = Year %in% 2013:2019)
#####@> BCt...
m3 <- lm(BCt ~ Year, data = db00)
m3.left <- lm(BCt ~ Year, data = db00, subset = Year %in% 2000:2012)
m3.right <- lm(BCt ~ Year, data = db00, subset = Year %in% 2013:2017)
#####@> Dm...
m4 <- lm(Dm ~ Year, data = db00)
m4.left <- lm(Dm ~ Year, data = db00, subset = Year %in% 2000:2012)
m4.right <- lm(Dm ~ Year, data = db00, subset = Year %in% 2013:2019)
######@> Time-lag models...
#####@> Converte data.frame in to TS...
db01 <- ts(db00, start = 2000, end = 2019, frequency = 1)
######@> Models...
####@> SBT...
mod0a <- dynlm(MTC ~ L(SBT, 0), data = db01)
mod1a <- dynlm(MTC ~ L(SBT, 1), data = db01)
mod2a <- dynlm(MTC ~ L(SBT, 2), data = db01)
mod3a <- dynlm(MTC ~ L(SBT, 3), data = db01)
mod4a <- dynlm(MTC ~ L(SBT, 4), data = db01)
###@> Summary...
summary(mod0a)$coefficients
summary(mod0a)$r.squared
AIC(mod0a)
summary(mod1a)$coefficients
summary(mod1a)$r.squared
AIC(mod1a)
summary(mod2a)$coefficients
summary(mod2a)$r.squared
AIC(mod2a)
summary(mod3a)$coefficients
summary(mod3a)$r.squared
AIC(mod3a)
summary(mod4a)$coefficients
summary(mod4a)$r.squared
AIC(mod4a)
###@> AIC...
AIC(mod0a, mod1a, mod2a, mod3a, mod4a)
####@> BCt...
mod0c <- dynlm(MTC ~ L(BCt, 0), data = db01)
mod1c <- dynlm(MTC ~ L(BCt, 1), data = db01)
mod2c <- dynlm(MTC ~ L(BCt, 2), data = db01)
mod3c <- dynlm(MTC ~ L(BCt, 3), data = db01)
mod4c <- dynlm(MTC ~ L(BCt, 4), data = db01)
###@> Resumo dos resultados...
summary(mod0c)$coefficients
summary(mod0c)$r.squared
AIC(mod0c)
summary(mod1c)$coefficients
summary(mod1c)$r.squared
AIC(mod1c)
summary(mod2c)$coefficients
summary(mod2c)$r.squared
AIC(mod2c)
summary(mod3c)$coefficients
summary(mod3c)$r.squared
AIC(mod3c)
summary(mod4c)$coefficients
summary(mod4c)$r.squared
AIC(mod4c)
###@> AIC...
AIC(mod0c, mod1c, mod2c, mod3c, mod4c)
####@> Dm...
mod0a <- dynlm(MTC ~ L(Dm, 0), data = db01)
mod1a <- dynlm(MTC ~ L(Dm, 1), data = db01)
mod2a <- dynlm(MTC ~ L(Dm, 2), data = db01)
mod3a <- dynlm(MTC ~ L(Dm, 3), data = db01)
mod4a <- dynlm(MTC ~ L(Dm, 4), data = db01)
###@> Resumo dos resultados...
summary(mod0a)$coefficients
summary(mod0a)$r.squared
AIC(mod0a)
summary(mod1a)$coefficients
summary(mod1a)$r.squared
AIC(mod1a)
summary(mod2a)$coefficients
summary(mod2a)$r.squared
AIC(mod2a)
summary(mod3a)$coefficients
summary(mod3a)$r.squared
AIC(mod3a)
summary(mod4a)$coefficients
summary(mod4a)$r.squared
AIC(mod4a)
###@> AIC...
AIC(mod0a, mod1a, mod2a, mod3a, mod4a)
########################################################################
##
## Creative Commons License 4.0
## (CC BY-NC-SA 4.0)
##
## This is a humam-readable summary of (and not a substitute for) the
## license (https://creativecommons.org/licenses/by-nc-nd/4.0/legalcode)
##
## You are free to:
##
## Share - copy and redistribute the material in any medium or format.
##
## The licensor cannot revoke these freedoms as long as you follow the
## license terms.
##
## Under the following terms:
##
## Attribution - You must give appropriate credit, provide a link to
## license, and indicate if changes were made. You may do so in any
## reasonable manner, but not in any way that suggests the licensor
## endorses you or your use.
##
## NonCommercial - You may not use the material for commercial
## purposes.
##
## ShareAlike - If you remix, transform, or build upon the material,
## you must distributive your contributions under the same license
## as the original.
##
## No additional restrictions — You may not apply legal terms or
## technological measures that legally restrict others from doing
## anything the license permits.
##
########################################################################