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library(reshape2) | |
library(dplyr) | |
library(vegan) | |
library(ggplot2) | |
library(ggdendro) | |
Taipower <- read.csv(("https://johnsonhsieh.github.io/DSC2016-R/data/Taipower_top100.csv"),fileEncoding = "big5") | |
aop = Taipower$attr_of_procurement | |
T = mutate(Taipower, category = substr(aop,1,5), category_detail = unlist(lapply(strsplit(as.character(aop), split = ">"),"[",2))) | |
sum_by_procurement = group_by(T, category) %>% | |
summarise(sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) | |
avg_by_procurement = group_by(T, category) %>% | |
summarise(mean(as.numeric(total_tender_awarding_value), na.rm=TRUE)) | |
T1 = filter(T, category == "<財物類>") %>% | |
group_by(tenderer_name) %>% | |
summarise(sum_of_value = sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) %>% | |
arrange(desc(sum_of_value)) %>% head(10) | |
T2 = filter(T, category == "<勞務類>") %>% | |
group_by(tenderer_name) %>% | |
summarise(sum_of_value = sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) %>% | |
arrange(desc(sum_of_value)) %>% | |
head(10) | |
T3 = filter(T, category == "<工程類>") %>% | |
group_by(tenderer_name) %>% | |
summarise(sum_of_value = sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) %>% | |
arrange(desc(sum_of_value)) %>% | |
head(10) | |
T4 = group_by(T, category_detail, category) %>% | |
summarise(sum_of_value = sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) %>% | |
head(30) | |
T5 = group_by(T, category_detail, category, tenderer_name) %>% | |
summarise(sum_of_value = sum(as.numeric(total_tender_awarding_value), na.rm=TRUE)) | |
group_by(T5,tenderer_name,category_detail) %>% summarise(Value = max(sum_of_value)) | |
# T (data), sum_by_procurement, avg_by_procurement | |
# T$category, T$category_detail | |
# T1(財務 top10 公司), T2(勞務 top10 公司), T3(工程 top10 公司) | |
# T4(各子類別金額加總) | |
# T5(各子類別 top1 公司) | |
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