{"id":2786,"date":"2024-11-03T03:15:12","date_gmt":"2024-11-03T00:15:12","guid":{"rendered":"https:\/\/fatihsoysal.com\/blog\/veri-kesfi-verileri-anlamak-icin-exploratory-data-analysis-eda\/"},"modified":"2024-11-03T03:15:12","modified_gmt":"2024-11-03T00:15:12","slug":"veri-kesfi-verileri-anlamak-icin-exploratory-data-analysis-eda","status":"publish","type":"post","link":"https:\/\/fatihsoysal.com\/blog\/veri-kesfi-verileri-anlamak-icin-exploratory-data-analysis-eda\/","title":{"rendered":"Veri Ke\u015ffi: Verileri Anlamak \u0130\u00e7in Exploratory Data Analysis (EDA)"},"content":{"rendered":"<p>Veri Ke\u015ffi: Verileri Anlamak \u0130\u00e7in Exploratory Data Analysis (EDA)<\/p>\n<p>Veri bilimi d\u00fcnyas\u0131nda, verilerin hikayelerini anlamak ve de\u011ferli i\u00e7g\u00f6r\u00fcler ortaya \u00e7\u0131karmak hayati \u00f6nem ta\u015f\u0131r. Bu hikayeleri ke\u015ffetmek ve anlamak i\u00e7in kulland\u0131\u011f\u0131m\u0131z en g\u00fc\u00e7l\u00fc ara\u00e7lardan biri ise **Exploratory Data Analysis (EDA)**, yani **Veri Ke\u015ffi Analizi**dir. EDA, verileri derinlemesine incelememizi, yap\u0131sal \u00f6zelliklerini, kal\u0131plar\u0131n\u0131, anormallikleri ve trendleri belirlememizi sa\u011flar. Bu makalede, EDA&#8217;n\u0131n ne oldu\u011funa, neden \u00f6nemli oldu\u011funa ve veri bilimcilerin temel tekniklerini nas\u0131l kulland\u0131\u011f\u0131na dair bir genel bak\u0131\u015f sunaca\u011f\u0131m.<\/p>\n<h2>EDA: Verinin S\u0131rlar\u0131n\u0131 \u00c7\u00f6zme<\/h2>\n<p>EDA, veri bilimcilerinin verileri anlamas\u0131, anlaml\u0131 sorular sormas\u0131 ve hipotezler geli\u015ftirmesi i\u00e7in kullan\u0131lan bir s\u00fcre\u00e7tir. Bu s\u00fcre\u00e7, genellikle verilerin g\u00f6rselle\u015ftirilmesi ve \u00f6zetlenmesiyle ba\u015flar. EDA, verilerde sakl\u0131 olan bilgileri ortaya \u00e7\u0131karmak ve veri analizi i\u00e7in do\u011fru yakla\u015f\u0131m\u0131 belirlemek i\u00e7in kullan\u0131lan bir yolculuktur.<\/p>\n<h2>EDA&#8217;n\u0131n \u00d6nemi<\/h2>\n<p>EDA&#8217;n\u0131n veri bilimi ve veri analizinde bir\u00e7ok \u00f6nemli avantaj\u0131 vard\u0131r:<\/p>\n<ul>\n<li>**Veriler hakk\u0131nda daha derin bir anlay\u0131\u015f kazanmak:** EDA, verilerin yap\u0131s\u0131n\u0131, da\u011f\u0131l\u0131m\u0131n\u0131, ili\u015fkilerini ve potansiyel hatalar\u0131 g\u00f6rselle\u015ftirerek veri hakk\u0131ndaki bilgimizi derinle\u015ftirir.<\/li>\n<li>**Veri temizli\u011fi ve haz\u0131rlama:** EDA s\u0131ras\u0131nda tespit edilen eksik de\u011ferler, ayk\u0131r\u0131 de\u011ferler ve di\u011fer hatal\u0131 veriler temizlenerek veri kalitesi art\u0131r\u0131l\u0131r.<\/li>\n<li>**Model se\u00e7imi ve \u00f6zelli\u011fi m\u00fchendisli\u011fi:** EDA, verilerin davran\u0131\u015f\u0131n\u0131 analiz ederek hangi modelin veriler i\u00e7in en uygun olaca\u011f\u0131na dair fikir verir. Ayr\u0131ca, modelleme i\u00e7in hangi de\u011fi\u015fkenlerin se\u00e7ilece\u011fi ve hangi \u00f6zelli\u011fin m\u00fchendisli\u011fi tekniklerinin uygulanaca\u011f\u0131 konusunda y\u00f6nlendirir.<\/li>\n<li>**Daha do\u011fru ve anlaml\u0131 sonu\u00e7lar:** EDA, verileri daha iyi anlamak i\u00e7in kullan\u0131ld\u0131\u011f\u0131nda, olu\u015fturulan modeller daha do\u011fru ve anlaml\u0131 sonu\u00e7lar \u00fcretir.\n<\/li>\n<\/ul>\n<h2>EDA&#8217;n\u0131n Temel Teknikleri<\/h2>\n<p>EDA, verileri ke\u015ffetmek ve anlamak i\u00e7in \u00e7e\u015fitli tekniklerden faydalan\u0131r. Bu teknikler aras\u0131nda en yayg\u0131n olanlar\u0131 \u015funlard\u0131r:<\/p>\n<h3>1. Veri \u00d6zetleme<\/h3>\n<p>EDA&#8217;n\u0131n ilk ad\u0131m\u0131, verileri \u00f6zetlemek ve temel \u00f6zellikleri anlamakt\u0131r. Bu ad\u0131mda, ortalama, medyan, mod, standart sapma, de\u011fi\u015fkenlik aral\u0131\u011f\u0131 gibi istatistiksel \u00f6l\u00e7\u00fctler kullan\u0131l\u0131r.<\/p>\n<h3>2. G\u00f6rselle\u015ftirme<\/h3>\n<p>Verileri g\u00f6rselle\u015ftirmek, EDA&#8217;n\u0131n en \u00f6nemli a\u015famalar\u0131ndan biridir. Histogram, kutu grafi\u011fi, sa\u00e7\u0131lma diyagram\u0131 gibi g\u00f6rselle\u015ftirme teknikleri, verilerin da\u011f\u0131l\u0131m\u0131n\u0131, ili\u015fkilerini ve trendlerini g\u00f6rselle\u015ftirmeye yard\u0131mc\u0131 olur.<\/p>\n<h3>3. Korelasyon Analizi<\/h3>\n<p>Korelasyon analizi, de\u011fi\u015fkenler aras\u0131ndaki ili\u015fkinin g\u00fcc\u00fcn\u00fc ve y\u00f6n\u00fcn\u00fc \u00f6l\u00e7er. Bu analiz, hangi de\u011fi\u015fkenlerin birbirleriyle ili\u015fkili oldu\u011funu belirlemek ve modeli etkileyebilecek fakt\u00f6rleri anlamak i\u00e7in kullan\u0131l\u0131r.<\/p>\n<h3>4. Ayk\u0131r\u0131 De\u011fer Analizi<\/h3>\n<p>Ayk\u0131r\u0131 de\u011ferler, verilerde beklenmedik \u015fekilde farkl\u0131 olan de\u011ferlerdir. Ayk\u0131r\u0131 de\u011ferler, hatalardan veya ger\u00e7ek\u00e7i olmayan verilerden kaynaklanabilir. EDA, ayk\u0131r\u0131 de\u011ferleri belirlemek ve analiz etmek i\u00e7in \u00e7e\u015fitli teknikler kullan\u0131r.<\/p>\n<h3>5. Eksik De\u011fer Analizi<\/h3>\n<p>Eksik de\u011ferler, verilerin eksik oldu\u011fu durumlarda ortaya \u00e7\u0131kar. EDA, eksik de\u011ferleri analiz etmek ve bu de\u011ferlerin modelleme \u00fczerindeki etkisini belirlemek i\u00e7in kullan\u0131l\u0131r. Eksik de\u011ferler, veri temizleme s\u00fcre\u00e7leriyle doldurulabilir veya tamamen kald\u0131r\u0131labilir.<\/p>\n<h2>EDA Uygulamalar\u0131<\/h2>\n<p>EDA, veri bilimi ve veri analizinin bir\u00e7ok farkl\u0131 alan\u0131nda kullan\u0131l\u0131r. \u00d6rne\u011fin:<\/p>\n<ul>\n<li>**Pazarlama:** Pazarlama kampanyalar\u0131n\u0131n etkinli\u011fini analiz etmek ve m\u00fc\u015fteri segmentlerini belirlemek i\u00e7in.<\/li>\n<li>**Finans:** Finansal riskleri y\u00f6netmek ve yat\u0131r\u0131m stratejileri geli\u015ftirmek i\u00e7in.<\/li>\n<li>**Sa\u011fl\u0131k:** Hastal\u0131klar\u0131 analiz etmek ve t\u0131bbi tedaviler geli\u015ftirmek i\u00e7in.<\/li>\n<li>**M\u00fchendislik:** \u00dcr\u00fcn kalitesini iyile\u015ftirmek ve \u00fcretim s\u00fcre\u00e7lerini optimize etmek i\u00e7in.<\/li>\n<\/ul>\n<h2>Sonu\u00e7<\/h2>\n<p>EDA, verilerin hikayelerini anlamak i\u00e7in g\u00fc\u00e7l\u00fc bir ara\u00e7t\u0131r. Verileri ke\u015ffetmek, kal\u0131plar\u0131 tan\u0131mlamak, anormallikleri belirlemek ve veri analizine ili\u015fkin anlaml\u0131 sorular sormak i\u00e7in kullan\u0131labilen bir s\u00fcre\u00e7tir. EDA, veri bilimcilerinin daha do\u011fru ve anlaml\u0131 sonu\u00e7lar elde etmesini sa\u011flayarak daha iyi kararlar almas\u0131na yard\u0131mc\u0131 olur.<\/p>\n<p>EDA, veri biliminin temelidir ve veri analizinin ilk ad\u0131m\u0131n\u0131 olu\u015fturur. Bu nedenle, veri bilimcileri i\u00e7in EDA&#8217;y\u0131 \u00f6\u011frenmek ve uygulamak son derece \u00f6nemlidir.<\/p>\n<p>Daha fazla bilgi edinmek ve kendi EDA \u00e7al\u0131\u015fmalar\u0131n\u0131z\u0131 ba\u015flatmak i\u00e7in <a href=\"https:\/\/fatihsoysal.com\">web sitemi<\/a> ziyaret edebilirsiniz.<\/p>\n<p>#Etiketler: Exploratory Data Analysis, EDA, Veri Ke\u015ffi Analizi, Veri Bilimi, Veri Analizi, Veri G\u00f6rselle\u015ftirme, Korelasyon Analizi, Ayk\u0131r\u0131 De\u011fer Analizi, Eksik De\u011fer Analizi, Veri Temizleme, Model Se\u00e7imi, \u00d6zellik M\u00fchendisli\u011fi<\/p>\n","protected":false},"excerpt":{"rendered":"Veri Ke\u015ffi: Verileri Anlamak \u0130\u00e7in Exploratory Data Analysis (EDA) Veri bilimi d\u00fcnyas\u0131nda, verilerin hikayelerini anlamak ve de\u011ferli i\u00e7g\u00f6r\u00fcler&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-2786","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>Veri Ke\u015ffi: Verileri Anlamak \u0130\u00e7in Exploratory Data Analysis (EDA)<\/title>\n<meta name=\"description\" content=\"Veri bilimi d\u00fcnyas\u0131nda, verilerin hikayelerini anlamak ve de\u011ferli i\u00e7g\u00f6r\u00fcler ortaya \u00e7\u0131karmak hayati \u00f6nem ta\u015f\u0131r. Bu hikayeleri ke\u015ffetmek ve anlamak i\u00e7in kulland\u0131\u011f\u0131m\u0131z en g\u00fc\u00e7l\u00fc ara\u00e7lardan biri ise **Exploratory Data Analysis (EDA)**, yani **Veri Ke\u015ffi Analizi**dir. EDA, verileri derinlemesine incelememizi, yap\u0131sal \u00f6zelliklerini, kal\u0131plar\u0131n\u0131, anormallikleri ve trendleri belirlememizi sa\u011flar. Bu makalede, EDA&#039;n\u0131n ne oldu\u011funa, neden \u00f6nemli oldu\u011funa ve veri bilimcilerin temel tekniklerini nas\u0131l kulland\u0131\u011f\u0131na dair bir genel bak\u0131\u015f sunaca\u011f\u0131m.\" \/>\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\/veri-kesfi-verileri-anlamak-icin-exploratory-data-analysis-eda\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Veri Ke\u015ffi: Verileri Anlamak \u0130\u00e7in Exploratory Data Analysis (EDA)\" \/>\n<meta property=\"og:description\" content=\"Veri bilimi d\u00fcnyas\u0131nda, verilerin hikayelerini anlamak ve de\u011ferli i\u00e7g\u00f6r\u00fcler ortaya \u00e7\u0131karmak hayati \u00f6nem ta\u015f\u0131r. 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