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momo4539

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xydf_1992

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ENVIÃ²ËÆ²»ÄÜÖ±½Ó»Ø¹é·ÖÎö£¬ºÜ¶àÈËÓÃSPSS×öÏà¹ØÐÔ·ÖÎö£¬Äã¿ÉÒÔÏȰÑÓ°Ïñµ¼³öΪASCIIÂ룬ȻºóÔÙÓÃSPSS»òÕßRÓïÑÔ½øÐзÖÎö
2Â¥2016-04-17 22:30:59
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xydf_1992

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ÔÚENVI»òARCGISÖжԵرíζȺÍÖ²±»¸²¸Ç¶ÈÁ½·ùÒ£¸ÐͼÏñÊý¾Ý½øÐвÉÑù½øÐÐÏà¹ØÐÔ·ÖÎö
ÔÚENVI»òARCGISÖжԵرíζȺÍÖ²±»¸²¸Ç¶ÈÁ½·ùÒ£¸ÐͼÏñÊý¾Ý½øÐвÉÑù½øÐÐÏà¹ØÐÔ·ÖÎö-1
Äã¿ÉÒÔÏÈÓÃENVIµ¼³öÊý¾Ý£¬È»ºóʹÓÃSPSS»òÕßR·ÖÎö£¬ÏÂÃæÊǸ½´øµÄR·ÖÎö´úÂë
NDBI<-read.table(file.choose(),skip = 5, colClasses = c("NULL", "NULL","numeric") ##Ñ¡ÔñNDBI¶ÁÈ¡
LST <-read.table(file.choose(),#ѡȡÎļþ
                 skip = 5,#Ìø¹ýǰ5ÐУ¬ÒòΪÎı¾ÀïǰÎåÐÐÊý¾ÝÎÞЧ
                 colClasses = c("NULL", "NULL","numeric"#Ç¿ÖÆ½«µÚÒ»¶þÁÐΪ¿Õ£¬µÚÒ»¶þÁÐÎª×ø±ê£¬¶¼ÊÇÒ»ÑùµÄ£¬ÊäÈëûÓÐÒâÒ壬µÚÈýÁÐÇ¿ÖÆÖ¸¶¨ÎªÊý×Ö£¬²»È»¿ÉÄÜÎÞ·¨»Ø¹é·ÖÎö
) ##¶ÁÈ¡LST
NDBI <- na.omit(NDBI)
LST <- na.omit(LST)  #È¥³ý¿ÕÖµ,ÕâÑùÔ­ÓÐÊý¾ÝÖ±½Ó±»¸²¸ÇÁË

y <- LST$V3  #Ö¸¶¨YÖµ
x <- NDBI$V3  #Ö¸¶¨XÖµ
huigui <- lm(y~x)  #һάÏßÐԻع飬»Ø¹é½á¹ûĬÈÏÊDz»ÏÔʾµÄ

summary(huigui) #ÏÔʾÏêϸ»Ø¹é½á¹û
plot(NDBI$V3, LST$V3, #XÖáΪNDBI£¬YÖáΪLSTÊý¾Ý£¬V3ÊÇÒòΪǰÁ½ÐÐΪ¿Õ
     xlab = "NDBI",  #XÖáÏÔʾNDBI
     ylab = "LST(ÉãÊ϶È)", #YÖáÏÔʾLSTÉãÊ϶È
     col="black",pch=1) #Ö¸¶¨µãÑÕÉ«ºÍÑùʽ£¬¿ÉÒԸĵÄ
abline(huigui) #»æÖÆÐ±Ïß
#ÕâЩÓï¾äÄãÓÃÄĸöÑ¡ÖÐÄĿ飬µã»÷ÉÏÃæµÄRun£¬¼´¿ÉÔËÐÐÄDz¿·ÖÓï¾ä
3Â¥2016-04-17 22:36:47
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momo4539

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3Â¥: Originally posted by xydf_1992 at 2016-04-17 22:36:47
Äã¿ÉÒÔÏÈÓÃENVIµ¼³öÊý¾Ý£¬È»ºóʹÓÃSPSS»òÕßR·ÖÎö£¬ÏÂÃæÊǸ½´øµÄR·ÖÎö´úÂë
NDBI<-read.table(file.choose(),skip = 5, colClasses = c("NULL", "NULL","numeric") ##Ñ¡ÔñNDB ...

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ÔÚENVI»òARCGISÖжԵرíζȺÍÖ²±»¸²¸Ç¶ÈÁ½·ùÒ£¸ÐͼÏñÊý¾Ý½øÐвÉÑù½øÐÐÏà¹ØÐÔ·ÖÎö-2
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4Â¥2016-04-19 09:35:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

qmsdlily

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