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--- r:baseball_data [2017/06/05 08:20] – created hkimscil
+++ r:baseball_data [2019/09/18 08:00] (current) – hkimscil
@@ Line 1: / Line 1: @@
-{{:baseball_performance.csv}}
+http://score.sports.media.daum.net/record/baseball/kbo/brnk.daum
+http://www.koreabaseball.com/Record/Player/HitterBasic/Basic1.aspx
+{{:r:baseball_performance.csv}}
+{{:r:17.3-1.txt}}
+<code>#Part 2 - 도전 미션 3-1 -소스코드
+setwd("c:\\r_temp")
+data <- read.csv("baseball_performance.csv", header=T)
+head(data,25)
+data$forward_rate <- (data$출루율/data$연봉)*100
+bp <- barplot(data$forward_rate,
+      main=paste("연봉대비 출루율"),
+      col=rainbow(25),
+      cex.names=0.7, las=2,
+      names.arg=data$선수명,
+      ylim=c(0,50))
+title(ylab="연봉대비출루율", col.lab="red")
+aver <- 0
+for(i in 1:length(data$forward_rate))
+   { aver <- aver+data$forward_rate[i] }
+aver <- aver/length(data$연봉대비출루율)
+aver
+abline(h=aver, col="blue")
+text(x=aver-11, y=14.5, col="black", cex=0.8, labels=paste(aver,'%',"(평균출루율)"))
+text(x=bp*1.01, y=data$연봉대비출루율*1.05, col="black", cex=0.7,
+   labels=paste(data$연봉대비출루율,'%'))
+dev.copy(png,filename="barplot.png")
+dev.off()
+</code>
+{{:r:out_rate.png}}
+나이팅게일 챠트
+<code>
+data <- read.csv("주요선수별성적-2013년.csv", header=T)
+data
+row.names(data) <- data$선수명
+data2 <- data[,c(7,8,11,12,13,14,17,19)]
+stars(data2,flip.labels=FALSE, draw.segment=TRUE, frame.plot=TRUE, full=TRUE,
+     main=" 야구 선수별 주요 성적 분석-2013년 ")
+dev.copy(png, filename="baseball_ny.png")
+dev.off()
+label <- names(data2)
+val <- table(label)
+color <- c("black","red","green","blue","cyan","violet","yellow","grey")
+pie(val,labels=label,col=color, radius=0.1, cex=0.6) # 범례용 그래프 만들기
+dev.copy(png, filename="baseball_regend.png")
+dev.off()
+</code>
+{{:r:baseball_ny.png}}
+{{:r:baseball_regend.png}}
+<code>
+#연봉대비 출루율과 연봉대비 타점율 표현하기
+data4 <- data[,c(2,21,22)]
+data4
+line1 <- data$연봉대비출루율
+line2 <- data$연봉대비타점율
+par(mar=c(5,4,4,4)+0.1)
+plot(line1,type="o",axes=F, ylab="",xlab="",ylim=c(0,50),lty=2,col="blue",
+     main="한국프로야구선수별 기록분석-2013년",lwd=2)
+axis(1,at=1:25,lab=data4$선수명,las=2)
+axis(2,las=1)
+par(new=T)
+plot(line2,type="o",axes=F, ylab="",xlab="",ylim=c(0,50),lty=2,col="red",lwd=2)
+axis(4,las=1)
+mtext(side=4,line=2.5,"연봉대비 타점율")
+mtext(side=2,line=2.5,"연봉대비 출루율")
+abline(h=seq(0,50,5),v=seq(1,25,1),col="gray",lty=2)
+legend(18,50,names(data[21:22]),cex=0.8,col=c("red","blue"),lty=1,lwd=2,bg="white")
+</code>
+{{:r:baseball_4.png}}
+{{tag> statistics r "baseball data" "sports analysis"}}