{"id":14986,"date":"2025-03-12T19:45:14","date_gmt":"2025-03-12T16:45:14","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/"},"modified":"2025-03-12T19:45:14","modified_gmt":"2025-03-12T16:45:14","slug":"gercek-hata-mi-ornek-hata-mi-iste-fark","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/","title":{"rendered":"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!"},"content":{"rendered":"<p>Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!<\/p>\n<p>Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi ger\u00e7ek hata (true error) ve \u00f6rnek hata (sample error)&#8217;d\u0131r.  Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir.  Bu makalede, ger\u00e7ek hata ve \u00f6rnek hatay\u0131 detayl\u0131 bir \u015fekilde ele alacak, aralar\u0131ndaki farklar\u0131 a\u00e7\u0131klayacak ve bunlar\u0131n nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6sterece\u011fim.  Ayn\u0131 zamanda,  model se\u00e7imi ve optimizasyonunda bu kavramlar\u0131n nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 da inceleyece\u011fiz.<\/p>\n<h2>Ger\u00e7ek Hata (True Error) Nedir?<\/h2>\n<p>Ger\u00e7ek hata, bir modelin <strong>t\u00fcm pop\u00fclasyon<\/strong> \u00fczerindeki performans\u0131n\u0131 \u00f6l\u00e7er. Ba\u015fka bir deyi\u015fle, modelin t\u00fcm olas\u0131 veri noktalar\u0131 \u00fczerindeki ortalama hata oran\u0131d\u0131r.  Bu hata, genellikle bilinmeyen bir b\u00fcy\u00fckl\u00fckt\u00fcr \u00e7\u00fcnk\u00fc t\u00fcm pop\u00fclasyon verisine eri\u015fimimiz her zaman m\u00fcmk\u00fcn de\u011fildir.  Ancak, ger\u00e7ek hatay\u0131 tahmin etmek i\u00e7in \u00e7e\u015fitli y\u00f6ntemler kullan\u0131l\u0131r.  \u00d6rne\u011fin, b\u00fcy\u00fck ve temsili bir veri k\u00fcmesi kullanarak \u00f6rnek hatay\u0131 minimize etmeye \u00e7al\u0131\u015f\u0131r\u0131z.  Ger\u00e7ek hatay\u0131 anlamak, modelin ger\u00e7ek d\u00fcnyadaki performans\u0131n\u0131 yans\u0131t\u0131r.<\/p>\n<h2>\u00d6rnek Hata (Sample Error) Nedir?<\/h2>\n<p>\u00d6rnek hata, bir modelin <strong>eldeki veri k\u00fcmesi<\/strong> \u00fczerindeki performans\u0131n\u0131 \u00f6l\u00e7er.  Bu, modelin e\u011fitim verileri veya test verileri \u00fczerinde hesaplanan hata oran\u0131d\u0131r.  \u00d6rnek hata, ger\u00e7ek hatan\u0131n bir tahmini olarak kullan\u0131labilir ancak her zaman ger\u00e7ek hataya tam olarak e\u015fit de\u011fildir.  Ger\u00e7ek hatadan farkl\u0131 olarak, \u00f6rnek hatay\u0131 hesaplamak i\u00e7in elimizde yeterli veri bulunmaktad\u0131r.  Bu nedenle, \u00f6rnek hatay\u0131 hesaplamak daha kolayd\u0131r.  Ancak, \u00f6rnek hatan\u0131n ger\u00e7ek hatay\u0131 tam olarak yans\u0131tmad\u0131\u011f\u0131n\u0131 unutmamak \u00f6nemlidir.<\/p>\n<h2>Ger\u00e7ek Hata ve \u00d6rnek Hata Aras\u0131ndaki Farklar<\/h2>\n<p>\u0130ki kavram aras\u0131ndaki en \u00f6nemli fark, \u00f6l\u00e7\u00fcm kapsam\u0131d\u0131r.  Ger\u00e7ek hata t\u00fcm pop\u00fclasyonu kapsarken, \u00f6rnek hata yaln\u0131zca mevcut veri k\u00fcmesini kapsar.  Bu durum, \u00f6rnek hatan\u0131n ger\u00e7ek hatan\u0131n tarafl\u0131 bir tahmini olabilece\u011fi anlam\u0131na gelir.  \u00d6rne\u011fin, e\u011fitim verilerindeki bir \u00f6nyarg\u0131, \u00f6rnek hatan\u0131n d\u00fc\u015f\u00fck olmas\u0131na neden olabilirken, model ger\u00e7ek d\u00fcnyada daha y\u00fcksek bir hata oran\u0131na sahip olabilir.  Yani, d\u00fc\u015f\u00fck \u00f6rnek hataya sahip bir modelin ger\u00e7ek d\u00fcnyada da iyi performans g\u00f6sterece\u011fi anlam\u0131na gelmez.  Bu nedenle, model se\u00e7imi ve de\u011ferlendirmesinde, sadece \u00f6rnek hataya bakmak yetersiz kal\u0131r.  Daha iyi bir genelleme yetene\u011fine sahip bir model se\u00e7mek i\u00e7in, hem \u00f6rnek hata hem de ger\u00e7ek hatan\u0131n tahminleri de\u011ferlendirilmelidir.<\/p>\n<h2>\u00d6rnek Hata ve Ger\u00e7ek Hatay\u0131 Azaltma Yollar\u0131<\/h2>\n<p>\u00d6rnek hatay\u0131 azaltmak i\u00e7in, daha b\u00fcy\u00fck ve daha temsili bir e\u011fitim veri k\u00fcmesi kullanmak, modelin karma\u015f\u0131kl\u0131\u011f\u0131n\u0131 ayarlamak (overfitting ve underfitting\u2019i \u00f6nlemek) ve \u00e7apraz do\u011frulama tekniklerini uygulamak gibi y\u00f6ntemler kullan\u0131labilir.  Ger\u00e7ek hatay\u0131 azaltmak ise daha zor bir i\u015ftir.  \u00c7\u00fcnk\u00fc ger\u00e7ek hatay\u0131 do\u011frudan \u00f6l\u00e7mek m\u00fcmk\u00fcn de\u011fildir.  Ancak, \u00f6rnek hatay\u0131 azaltarak ve modelin genelleme yetene\u011fini art\u0131rarak ger\u00e7ek hatay\u0131 dolayl\u0131 olarak azaltabiliriz.  Bu, daha geli\u015fmi\u015f modelleme teknikleri ve \u00f6zellik m\u00fchendisli\u011fi ile m\u00fcmk\u00fcn olabilir. <br \/> Daha fazla bilgi i\u00e7in <a href=\"https:\/\/fatihsoysal.com\">fatihsoysal.com<\/a> adresini ziyaret edebilirsiniz.<\/p>\n<h2>Sonu\u00e7<\/h2>\n<p>\u00d6zetle, ger\u00e7ek hata ve \u00f6rnek hata, makine \u00f6\u011frenmesinde model performans\u0131n\u0131 anlamak i\u00e7in kritik \u00f6neme sahiptir.  Her iki kavram\u0131 da anlamak, daha etkili ve g\u00fcvenilir modeller geli\u015ftirmemizi sa\u011flar.  \u00d6rnek hatay\u0131 azaltmak, ayn\u0131 zamanda ger\u00e7ek hatay\u0131 da azaltmaya yard\u0131mc\u0131 olabilir ancak her zaman m\u00fckemmel bir korelasyon yoktur.  Bu nedenle, her zaman modelin genelleme yetene\u011fini dikkate alarak, model se\u00e7imi ve optimizasyonu s\u00fcre\u00e7lerini y\u00fcr\u00fctmek \u00f6nemlidir.<\/p>\n<p>Daha fazla bilgi i\u00e7in a\u015fa\u011f\u0131daki kaynaklara g\u00f6z atabilirsiniz:<\/p>\n<ul>\n<li><a href=\"https:\/\/dev.to\/shlok2740\/true-error-vs-sample-error-d9a\">True Error vs Sample Error (\u0130ngilizce)<\/a><\/li>\n<\/ul>\n<p>#Etiketler<\/p>\n<p>#Ger\u00e7ekHata #\u00d6rnekHata #Makine\u00d6\u011frenmesi #ModelDe\u011ferlendirmesi #Performans\u00d6l\u00e7\u00fcm\u00fc #GenellemeYetene\u011fi #Overfitting #Underfitting #\u00c7aprazDo\u011frulama #ModelSe\u00e7imi #Makine\u00d6\u011frenmesiTerimleri<\/p>\n","protected":false},"excerpt":{"rendered":"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark! Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi&hellip;","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"csco_page_header_type":"","csco_page_load_nextpost":"","csco_page_subscribe_form":"","csco_page_contact_form":"","footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-14986","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-genel","7":"cs-entry","8":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.5 (Yoast SEO v25.3.1) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!<\/title>\n<meta name=\"description\" content=\"Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi ger\u00e7ek hata (true error) ve \u00f6rnek hata (sample error)&#039;d\u0131r. Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir. Bu makalede, ger\u00e7ek hata ve \u00f6rnek hatay\u0131 detayl\u0131 bir \u015fekilde ele alacak, aralar\u0131ndaki farklar\u0131 a\u00e7\u0131klayacak ve bunlar\u0131n nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6sterece\u011fim. Ayn\u0131 zamanda, model se\u00e7imi ve optimizasyonunda bu kavramlar\u0131n nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 da inceleyece\u011fiz.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!\" \/>\n<meta property=\"og:description\" content=\"Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi ger\u00e7ek hata (true error) ve \u00f6rnek hata (sample error)&#039;d\u0131r. Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir. Bu makalede, ger\u00e7ek hata ve \u00f6rnek hatay\u0131 detayl\u0131 bir \u015fekilde ele alacak, aralar\u0131ndaki farklar\u0131 a\u00e7\u0131klayacak ve bunlar\u0131n nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6sterece\u011fim. Ayn\u0131 zamanda, model se\u00e7imi ve optimizasyonunda bu kavramlar\u0131n nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 da inceleyece\u011fiz.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\" \/>\n<meta property=\"og:site_name\" content=\"Kodlar\u0131n Gizemli D\u00fcnyas\u0131\" \/>\n<meta property=\"article:published_time\" content=\"2025-03-12T16:45:14+00:00\" \/>\n<meta name=\"author\" content=\"Fatih Soysal\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Yazan:\" \/>\n\t<meta name=\"twitter:data1\" content=\"Fatih Soysal\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tahmini okuma s\u00fcresi\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 dakika\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\"},\"author\":{\"name\":\"Fatih Soysal\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"headline\":\"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!\",\"datePublished\":\"2025-03-12T16:45:14+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\"},\"wordCount\":694,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#\/schema\/person\/002a254750921dcfd568a99e48240dd1\"},\"inLanguage\":\"tr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/#respond\"]}],\"copyrightYear\":\"2025\",\"copyrightHolder\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\",\"url\":\"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/\",\"name\":\"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!\",\"isPartOf\":{\"@id\":\"https:\/\/fatihsoysal.com\/blog\/#website\"},\"datePublished\":\"2025-03-12T16:45:14+00:00\",\"description\":\"Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi ger\u00e7ek hata (true error) ve \u00f6rnek hata (sample error)'d\u0131r. Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir. Bu makalede, ger\u00e7ek hata ve \u00f6rnek hatay\u0131 detayl\u0131 bir \u015fekilde ele alacak, aralar\u0131ndaki farklar\u0131 a\u00e7\u0131klayacak ve bunlar\u0131n nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6sterece\u011fim. 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Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir. Bu makalede, ger\u00e7ek hata ve \u00f6rnek hatay\u0131 detayl\u0131 bir \u015fekilde ele alacak, aralar\u0131ndaki farklar\u0131 a\u00e7\u0131klayacak ve bunlar\u0131n nas\u0131l hesapland\u0131\u011f\u0131n\u0131 g\u00f6sterece\u011fim. Ayn\u0131 zamanda, model se\u00e7imi ve optimizasyonunda bu kavramlar\u0131n nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 da inceleyece\u011fiz.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/fatihsoysal.com\/blog\/gercek-hata-mi-ornek-hata-mi-iste-fark\/","og_locale":"tr_TR","og_type":"article","og_title":"Ger\u00e7ek Hata m\u0131, \u00d6rnek Hata m\u0131? \u0130\u015fte Fark!","og_description":"Makine \u00f6\u011frenmesinde, modelin performans\u0131n\u0131 de\u011ferlendirirken kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131z en \u00f6nemli kavramlardan ikisi ger\u00e7ek hata (true error) ve \u00f6rnek hata (sample error)'d\u0131r. Bu iki kavram\u0131 birbirinden ay\u0131rmak, modelin genelleme yetene\u011fini anlamak ve do\u011fru performans \u00f6l\u00e7\u00fcmlerini elde etmek i\u00e7in olduk\u00e7a \u00f6nemlidir. 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