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November 6, 2019 20:04
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code for an `rtweet` analysis of tweets from SACNAS 2019
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library(rtweet) | |
library(tidyverse) | |
library(magick) | |
library(cowplot) | |
statuses <- search_tweets('2019sacnas AND thinkbigdiversity OR TTLFilms', n=2000) | |
statusesslim <- statuses %>% | |
filter(is_retweet == "FALSE") %>% | |
select(screen_name, retweet_count, favorite_count, text) %>% | |
arrange(desc(favorite_count)) | |
head(statusesslim) | |
nrow(statusesslim) | |
statusesslim %>% | |
select(retweet_count,favorite_count) %>% | |
colSums() | |
original <- statusesslim %>% | |
group_by(screen_name) %>% | |
summarize(n_tweets = n(), | |
n_fav = sum(favorite_count), | |
n_rt = sum(retweet_count), | |
mean_fav = round(mean(favorite_count), digits = 1), | |
mean_rt = round(mean(retweet_count), digits = 1)) %>% | |
filter(n_tweets >= 3) %>% | |
arrange(desc(n_fav)) | |
head(original) | |
mytheme <- function(){ | |
theme_minimal(base_size = 8) + | |
theme(panel.grid = element_blank()) | |
} | |
img1 <- image_read("http://www.gradpost.ucsb.edu/images/default-source/default-album/sacnas.jpg?sfvrsn=1") | |
img2 <- image_read("https://pbs.twimg.com/media/EHbxW7vU0AAnWhZ?format=jpg&name=small") | |
img <- image_read("https://pbs.twimg.com/media/EIPMxsyWwBMdsHQ?format=jpg&name=4096x4096") | |
rast <- grid::rasterGrob(img, interpolate = T) | |
tweetsovertime <- ts_plot(statuses, "8 hour") + | |
#theme(mytheme) + | |
ggplot2::labs(y = "Number of tweets and retweets per 8 hours", | |
x = "Data collected from Twitter's REST API via rtweet", | |
title = "Total Twitter statuses with #2019SACNAS and #ThinkBigDiversity") + | |
theme_minimal(base_size = 8) + | |
theme(panel.grid = element_blank()) | |
ggdraw(tweetsovertime) + | |
draw_image(img1, scale = 0.3, x = -0.25, y = 0.25) + | |
draw_image(img2, scale = 0.25, x = 0.3, y = 0.25) | |
original %>% top_n(15, n_tweets) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, n_tweets), y = n_tweets), | |
stat = "identity", fill = "#505050") + | |
geom_text(aes(label = n_tweets, y = n_tweets, x = screen_name), | |
hjust=1, size = 2, color = "#E1E9E8") + | |
labs(x = NULL, y = "Tweets per user", | |
title = "Who tweeted #2019SACNAS and #ThinkBigDiversity the most?", | |
caption = "Photo credit: @alexcr_1") + | |
coord_flip() + | |
mytheme() + | |
annotation_custom(rast, ymin = 32.5, ymax = 80, xmin = -7) | |
a <- original %>% top_n(15, n_fav) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, n_fav), y = n_fav), | |
stat = "identity", fill = "#002855") + | |
geom_text(aes(label = n_fav, y = n_fav, x = screen_name), | |
hjust=1, size = 2.5, color = "white") + | |
labs(x = NULL, y = "Total favorites", title = "Who recieved the most favorites?") + | |
coord_flip() + | |
mytheme() | |
b <- original %>% top_n(15, n_rt) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, n_rt), y = n_rt), | |
stat = "identity", fill = "#DAAA00") + | |
geom_text(aes(label = n_rt, y = n_rt, x = screen_name), | |
hjust=1, size = 2.5, color = "black") + | |
labs(x = NULL, y = "Total retweets", title = "The most retweets?") + | |
coord_flip() + | |
mytheme() | |
plot_grid(a,b) | |
c <- original %>% top_n(15, mean_fav) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, mean_fav), y = mean_fav), | |
stat = "identity", fill = "#002855") + | |
geom_text(aes(label = mean_fav, y = mean_fav, x = screen_name), | |
hjust=1, size = 2.5, color = "white") + | |
labs(x = NULL, y = "Average favorites per tweet", | |
subtitle = "Who averages the most favorites per tweet?") + | |
coord_flip() + | |
mytheme() | |
d <- original %>% top_n(15, mean_rt) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, mean_rt), y = mean_rt), | |
stat = "identity", fill = "#DAAA00") + | |
geom_text(aes(label = mean_rt, y = mean_rt, x = screen_name), | |
hjust=1, size = 2.5, color = "black") + | |
labs(x = NULL, y = "Average retweets per tweet", subtitle = "The most retweets per tweet?") + | |
coord_flip() + | |
mytheme() | |
plot_grid(c,d) | |
foksatUCDavis <- c("alexcr_1", "Renetta_Tull", "RogersLabUCD", | |
"AnaMolinaGil3","MarkALopezPhD", "BeccaCalisi", | |
"LajoyceMboning", "Elva_Diaz11", "ctitusbrown", | |
"UCDavisSACNAS", "raynamharris", "TTLFilms", "vdiazochoa" , | |
"BowyerJacques", "MCalderonDeLaBS", "sociovirology", | |
"jennguerra5", "LynneArcangel", "MidoriHr", "IzaiahOrnelas", | |
"Graham_Coop", "UCDavisBiotech", "UCDavisGlobal", "UCDavisCOE", | |
"UCDavisGrad", "UCDMicrobiome", "vs_farrar", "yggdrasil13751", | |
"MedinaYarazeth", "phylogenomics", "ucdavisbiology") | |
retweets_total <- statuses %>% | |
filter(is_retweet == "TRUE" | is_quote == "TRUE") %>% | |
select(screen_name, retweet_screen_name, retweet_count, text) | |
retweets_nonucd <- statuses %>% | |
filter(is_retweet == "TRUE" | is_quote == "TRUE") %>% | |
filter(!screen_name %in% foksatUCDavis) %>% | |
select(screen_name, retweet_screen_name, retweet_count, text) | |
nrow(retweets_nonucd) / nrow(retweets_total) * 100 | |
e <- retweets_nonucd %>% | |
group_by(screen_name) %>% | |
summarize(n_rt = n()) %>% | |
arrange(desc(n_rt)) %>% | |
head(10) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(screen_name, n_rt), y = n_rt), | |
stat = "identity", fill = "#00acee") + | |
geom_text(aes(label = n_rt, y = n_rt, x = screen_name), | |
hjust=1, size = 2.5, color = "white") + | |
labs(x = "Non-UC Davis Retweeters", y = "No. retweets", | |
title = "Which non-UC Davis tweeters amplified our message?") + | |
coord_flip() + | |
mytheme() | |
f <- retweets_nonucd %>% | |
group_by(retweet_count,retweet_screen_name, text) %>% | |
summarize(n_rt = n()) %>% | |
arrange(desc(n_rt)) %>% | |
mutate(who.what = paste(retweet_screen_name, text, sep = " - "), | |
textslim = substr(who.what, start=1, stop=80), | |
percent = round((n_rt / retweet_count *100),2)) %>% | |
head(10) %>% | |
ggplot() + | |
geom_bar(aes(x = reorder(textslim, percent), y = percent), | |
stat = "identity", fill = "#00acee") + | |
geom_text(aes(label = percent, y = percent, x = textslim), | |
hjust=1, size = 2.5, color = "white") + | |
labs(x = "Original Tweeter and text", y = "% retweets by non-UC Davis Tweeters", | |
title = "Which tweets were shared most broadly?") + | |
coord_flip() + | |
mytheme() | |
plot_grid(e,f, nrow = 2) |
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