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plot yes R Basic drawing tools in , direct plot(x),x For a dataset , You can draw a picture . Details are often the key to success , So let's look at it in detail plot All settable parameters and parameter setting methods of .
The graphic parameters are described below , yes graphic Common parameters in package ,graphic In different graphic methods , These parameters are the same .
1, Symbols and lines
pch Specify the drawing ( stay type=”p”/”o”/”b” Time )
coca cex parameter , Used to control the size of symbols in a graph , Default to cex=1
When PCH by 21-25 Time , Parameter should be specified “col =” and “bg =”.PCH It can also be characters , for example “＃”,“％”,“A”,“a”, And the characters will be drawn
lty Specifies the alignment
lwd Change line thickness
2,type Types of graphics
“p” Dot chart
“l” Line diagram
“b” Point line diagram , The line does not pass through the point
“c” Dotted line diagram
“o” Point line diagram , The line goes through the point
“h” histogram
“s” Stairs
“S” Step diagram
“n” No picture
x
png("~/plotSamples.png",width=9,height=9,unit="in",res=108)
# Create in working directory plotSamples.png chart
par(mfcol=c(3,3))
plot(x,
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