<\/p>\n
Bir noktada R’de a\u015fa\u011f\u0131daki hatayla kar\u015f\u0131la\u015fabilirsiniz:<\/span><\/p>\n Bu basit\u00e7e fakt\u00f6r<\/strong> s\u0131n\u0131f\u0131na ait bir de\u011fi\u015fkenin “max” de\u011ferini almaya \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131z\u0131 belirtir.<\/span><\/p>\n \u00d6rne\u011fin a\u015fa\u011f\u0131daki vekt\u00f6r\u00fcn maksimumunu almaya \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131zda bu hata ortaya \u00e7\u0131kar:<\/span><\/p>\n Tan\u0131m gere\u011fi, bir fakt\u00f6r vekt\u00f6r\u00fcn\u00fcn de\u011ferleri nominal s\u0131n\u0131ftad\u0131r, bu da de\u011ferlerin anlaml\u0131 bir s\u0131ras\u0131n\u0131n olmad\u0131\u011f\u0131 anlam\u0131na gelir. Yani bulunacak bir \u201cmax\u201d de\u011feri yok.<\/span><\/p>\n Bir fakt\u00f6r vekt\u00f6r\u00fcn\u00fcn maksimumunu bulman\u0131n basit bir \u00e7\u00f6z\u00fcm\u00fc, onu basit\u00e7e bir karakter vekt\u00f6r\u00fcne ve ard\u0131ndan bir say\u0131 vekt\u00f6r\u00fcne d\u00f6n\u00fc\u015ft\u00fcrmektir:<\/span><\/p>\n Fakt\u00f6r vekt\u00f6r\u00fcn\u00fcz yaln\u0131zca fakt\u00f6r adlar\u0131n\u0131 i\u00e7eriyorsa, fakt\u00f6r vekt\u00f6r\u00fcn\u00fc say\u0131sal bir vekt\u00f6re d\u00f6n\u00fc\u015ft\u00fcrd\u00fckten sonra bile maksimum de\u011feri bulmak m\u00fcmk\u00fcn de\u011fildir, \u00e7\u00fcnk\u00fc bir fakt\u00f6rler listesinin “max” de\u011ferini bulman\u0131n bir anlam\u0131 yoktur. isimler.<\/span><\/p>\n R’nin maksimum say\u0131 vekt\u00f6rlerini, tarih vekt\u00f6rlerini ve karakter vekt\u00f6rlerini sorunla kar\u015f\u0131la\u015fmadan bulabilece\u011fini belirtmek gerekir:<\/span><\/p>\n Dolay\u0131s\u0131yla, bir vekt\u00f6rde maksimum de\u011feri bulmaya \u00e7al\u0131\u015f\u0131yorsan\u0131z, vekt\u00f6r\u00fcn\u00fcz\u00fcn fakt\u00f6r<\/strong> t\u00fcr\u00fcnde olmad\u0131\u011f\u0131ndan emin olun.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":" Bir noktada R’de a\u015fa\u011f\u0131daki hatayla kar\u015f\u0131la\u015fabilirsiniz: ‘max’ not meaningful for factors Bu basit\u00e7e fakt\u00f6r s\u0131n\u0131f\u0131na ait bir de\u011fi\u015fkenin “max” de\u011ferini almaya \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131z\u0131 belirtir. \u00d6rne\u011fin a\u015fa\u011f\u0131daki vekt\u00f6r\u00fcn maksimumunu almaya \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131zda bu hata ortaya \u00e7\u0131kar: #create a vector of class vector factor_vector <- as.factor(c(1, 7, 12, 14, 15)) #attempt to find max value in the vector max(factor_vector) […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-471","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n 'max' not meaningful for factors<\/strong><\/pre>\n
#create a vector of class vector\n<\/em><\/span>factor_vector <- as.factor(c(1, 7, 12, 14, 15))\n\n#attempt to find max value in the vector<\/span>\nmax(factor_vector)\n\n#Error in Summary.factor(1:5, na.rm = FALSE): \n# 'max' not meaningful for factors<\/strong><\/pre>\n #convert factor vector to numeric vector and find the max value<\/span>\nnew_vector <- as.numeric(as.character(factor_vector))\nmax(new_vector)\n\n#[1] 15<\/strong><\/pre>\n #create factor vector with names of factors<\/span>\nfactor_vector <- as.factor(c(\"first\", \"second\", \"third\"))\n\n#attempt to convert factor vector into numeric vector and find max value\n<\/span>new_vector <- as.numeric(as.character(factor_vector))\nmax(new_vector)\n\n#Warning message:\n#NAs introduced by coercion \n#[1] NA<\/strong><\/pre>\n numeric_vector <- c(1, 2, 12, 14)\nmax(numeric_vector)\n\n#[1] 14\n\ncharacter_vector <- c(\"a\", \"b\", \"f\")\nmax(character_vector)\n\n#[1] \u201cf\u201d\n\ndate_vector <- as.Date(c(\"2019-01-01\", \"2019-03-05\", \"2019-03-04\"))\nmax(date_vector)\n\n#[1] \"2019-03-05\"\n<\/strong><\/pre>\n