Created
July 6, 2018 21:23
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Analyze your twitter favorites over time
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library(tidyverse) | |
library(lubridate) | |
library(rtweet) | |
user.name = 'PhDemetri' | |
#Get user's most recent tweets | |
user = get_timeline(user = user.name, n = 5000) | |
#Clean the data. | |
#Remove outliers and get a reasonable time. | |
#This part will depend on the user | |
user.data = user %>% | |
filter(created_at<round_date(today(), unit ='month'), | |
favorite_count<300, #change this if you are routinely wracking up numbers like this | |
year(created_at)>2016) | |
#Count number of tweets and sum up favorites. | |
#Create a variable for months since begining fo time period | |
user.data = user.data %>% | |
mutate(month = round_date(created_at, unit = 'month')) %>% | |
group_by(month) %>% | |
summarise(N = n(), fc = sum(favorite_count)) %>% | |
ungroup %>% | |
mutate(t = interval(min(month),month)%/%months(1)) | |
#Get an idea of the trend | |
user.data %>% | |
ggplot(aes(month,fc/N))+ | |
geom_line()+ | |
geom_smooth()+ | |
theme_minimal()+ | |
theme(aspect.ratio = 1/2) | |
#Here is the model | |
#Use negative binomial. You could use a poisson glm, | |
#but my data seems to be overdispersed. | |
model = MASS::glm.nb(fc ~ t + offset(log(N)), data = user.data) | |
#summary | |
summary(model) |
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