{"id":5925,"date":"2020-02-25T12:14:00","date_gmt":"2020-02-25T09:14:00","guid":{"rendered":"https:\/\/www.bilisimonline.net\/?p=5925"},"modified":"2020-07-08T09:54:37","modified_gmt":"2020-07-08T06:54:37","slug":"veri-madenciligi-nedir","status":"publish","type":"post","link":"http:\/\/www.bilisimonline.net\/index.php\/2020\/02\/25\/veri-madenciligi-nedir\/","title":{"rendered":"Veri Madencili\u011fi Nedir?"},"content":{"rendered":"\n

Teknolojinin h\u0131z kesmeden geli\u015fmesiyle verinin \u00fcretimi, depolanmas\u0131 ve eri\u015fimi olduk\u00e7a kolayla\u015fmaktad\u0131r. Y\u0131\u011f\u0131lan bu veriler anlaml\u0131 bir bilgiye d\u00f6n\u00fc\u015fmedi\u011fi s\u00fcrece de\u011fersizdir. Veri madencili\u011fi, verilerin i\u015flenmesi ile verilere anlam kazand\u0131rmak i\u00e7in gerekli i\u015flemlerden ge\u00e7irilerek bilgiye d\u00f6n\u00fc\u015ft\u00fcrmek i\u015flemidir.<\/p>\n\n\n\n

\"data<\/figure>\n\n\n\n

“Veri madencili\u011fi” ifadesini kullanan ilk makalelerden biri, 1983 y\u0131l\u0131nda Michael C. Lovell taraf\u0131ndan yay\u0131mlanm\u0131\u015ft\u0131r. Veri madencili\u011fini genel olarak anlatmak gerekirse; b\u00fcy\u00fck miktarda verinin i\u00e7erisinden anlaml\u0131 sonu\u00e7lar \u00e7\u0131kartabilmek \u00e7e\u015fitli y\u00f6ntemlerle i\u015flenmesi ve anlaml\u0131 hale gelmesidir.<\/strong> Kurumlardaki b\u00fcy\u00fck \u00f6l\u00e7ekli veriye sahip yaz\u0131l\u0131m sistemlerinden, ihtiyac\u0131 kar\u015f\u0131layacak de\u011ferli verilerin elde edilmesi i\u015flemidir. Bu sayede veriler aras\u0131ndaki ili\u015fkiler ortaya konulur ve gelece\u011fe y\u00f6nelik tahminler ger\u00e7ekle\u015ftirilebilir. Madencili\u011fin ama\u00e7lar\u0131ndan biri de kurumlardaki karar destek mekanizmalar\u0131 olarak adland\u0131r\u0131lan sistemler i\u00e7in de\u011ferli olan veriyi belirli y\u00f6ntemler ve i\u015flem s\u00fcre\u00e7leri sonras\u0131 ortaya \u00e7\u0131karmak oldu\u011funu s\u00f6ylenebilir.<\/p>\n\n\n\n

\"veri<\/figure>\n\n\n\n

Veri madencili\u011fi disiplinler aras\u0131 bir \u00e7al\u0131\u015fmad\u0131r. \u0130statistik, veri taban\u0131 teknolojileri, makina \u00f6\u011frenmesi, yapay zek\u00e2 ve g\u00f6rselle\u015ftirme gibi bir\u00e7ok farkl\u0131 disiplin b\u00fcnyesinde geli\u015fen y\u00f6ntemleri kullan\u0131r. \u0130leri seviyede matematik, istatistik, lineer cebir, optimizasyon bilgisi, y\u00f6neylem modelleme teknikleri ve geli\u015fmi\u015f yaz\u0131l\u0131m becerisine sahip olmak gerekmektedir. Yaz\u0131l\u0131m dillerinden Veri Madencili\u011fi i\u00e7in en uygun olanlar ise R ve Python dilleridir.<\/strong><\/p>\n\n\n\n

\"veri<\/figure>\n\n\n\n

Veri madencili\u011fi <\/strong>hemen her alanda \u00e7e\u015fitli \u015fekillerde yap\u0131lmaktad\u0131r. Madencilik; her t\u00fcrl\u00fc elektronik ortama dayal\u0131 i\u015fte, pazarlamac\u0131l\u0131kta, bankac\u0131l\u0131k ve sigortac\u0131l\u0131kta art\u0131k temel bir disiplin haline gelmi\u015ftir.<\/p>\n\n\n\n

Veri madencili\u011fi sayesinde:<\/strong><\/p>\n\n\n\n

  • \u0130nternet i\u015flemleri anlamland\u0131r\u0131labilir.<\/strong><\/li>
  • M\u00fc\u015fterilerin sat\u0131n alma al\u0131\u015fkanl\u0131klar\u0131 belirlenebilir.<\/strong><\/li>
  • M\u00fc\u015fterilerin demografik \u00f6zellikleri belirlenebilir ve \u00f6zellikleri aras\u0131ndaki ba\u011flant\u0131lar\u0131n bulunmas\u0131 ger\u00e7ekle\u015ftirilebilir.<\/strong><\/li>
  • M\u00fc\u015fteri sadakati sa\u011flanabilir, m\u00fc\u015fteri portf\u00f6y\u00fc geni\u015fletilebilir.<\/strong><\/li>
  • Sat\u0131\u015f tahminleri yap\u0131labilir.<\/strong><\/li>
  • T\u0131pta Baz\u0131 hastal\u0131klar\u0131n tan\u0131s\u0131n\u0131n konmas\u0131nda karar destek sistemi olarak ya da baz\u0131 tedavilerin hastaya \u00f6zg\u00fc planlanmas\u0131nda kullan\u0131labilir.<\/strong><\/li>
  • Sporda Futbol ve Basketbol\u2019da rakip taktiklerini belirlemek vb. gibi geni\u015fletilebilir \u00f6rneklerle uygulama alan\u0131 olduk\u00e7a geni\u015ftir.<\/strong><\/li><\/ul>\n\n\n\n

    Veri Madencili\u011fi \u0130\u015flemleri<\/strong><\/p>\n\n\n\n

    Verinin b\u00fcy\u00fckl\u00fc\u011f\u00fc ve buna ba\u011fl\u0131 olarak ger\u00e7ekle\u015fen i\u015fleminin uzunlu\u011funa g\u00f6re farkl\u0131 b\u00fcy\u00fckl\u00fcklerde s\u00fcre\u00e7ler izlense de genel olarak Veri Madencili\u011finin ilerleme sistemi a\u015fa\u011f\u0131daki \u015fekildedir:<\/p>\n\n\n\n

    Veri Temizleme:<\/strong> G\u00fcr\u00fclt\u00fcl\u00fc, tutars\u0131z ve eksik verilerin temizlenme s\u00fcrecidir.<\/p>\n\n\n\n

    Veri B\u00fct\u00fcnle\u015ftirme:<\/strong> Bir\u00e7ok veri kayna\u011f\u0131n\u0131 birle\u015ftirmektir.<\/p>\n\n\n\n

    Veri Se\u00e7me:<\/strong> Probleme ili\u015fkin olan verileri se\u00e7me s\u00fcrecidir.<\/p>\n\n\n\n

    Veri D\u00f6n\u00fc\u015f\u00fcm\u00fc:<\/strong> Verinin veri madencili\u011fi tekni\u011finden kullan\u0131labilecek hale d\u00f6n\u00fc\u015f\u00fcm\u00fcn\u00fc ger\u00e7ekle\u015ftirmek erinin uygun formlara d\u00f6n\u00fc\u015ft\u00fcr\u00fclmesidir.<\/p>\n\n\n\n

    Veri Madencili\u011fi:<\/strong> Veri \u00f6r\u00fcnt\u00fclerini yakalayabilmek i\u00e7in ak\u0131ll\u0131 metotlar\u0131 uygulamakt\u0131r.<\/p>\n\n\n\n

    \u00d6r\u00fcnt\u00fc De\u011ferlendirme:<\/strong> Baz\u0131 \u00f6l\u00e7\u00fcmlere g\u00f6re elde edilmi\u015f bilgiyi temsil eden ilgin\u00e7 \u00f6r\u00fcnt\u00fcleri tan\u0131mlamakt\u0131r.<\/p>\n\n\n\n

    \"veri<\/figure>\n\n\n\n

    Bilgi Sunumu:<\/strong> Veri Madencili\u011fi ile elde edilmi\u015f bilginin kullan\u0131c\u0131ya sunumunu ger\u00e7ekle\u015ftirmektir.<\/p>\n\n\n\n

    T\u00fcm bu a\u015famalarda veri madencili\u011fi farkl\u0131 disiplinlere gereksinim duyar. Son y\u0131llarda b\u00fcy\u00fck at\u0131l\u0131mlar\u0131n yap\u0131lmas\u0131n\u0131 sa\u011flayan makine \u00f6\u011frenimi ve yapay zek\u00e2 veri madencili\u011fi i\u00e7in b\u00fcy\u00fck bir \u00f6neme sahip olmu\u015ftur. T\u00fcm bu disiplinlerle veri madencili\u011fi; dijital verileri s\u0131n\u0131flamak, yorumlamak, sat\u0131\u015flar\u0131n\u0131 artt\u0131rmak ve m\u00fc\u015fterilerin ihtiya\u00e7lar\u0131na tam zaman\u0131nda eksiksiz yan\u0131tlar verip varl\u0131\u011f\u0131n\u0131 g\u00fc\u00e7lendirmek isteyen firmalar i\u00e7in b\u00fcy\u00fck bir \u00f6nem ta\u015f\u0131r.<\/p>\n\n\n\n

    Veri Madencili\u011fi Teknikleri:<\/strong><\/p>\n\n\n\n

    B\u00fcy\u00fck veri y\u0131\u011f\u0131nlar\u0131 i\u00e7erisinden gelecekle ilgili tahminde bulunabilmemizi sa\u011flayacak ba\u011f\u0131nt\u0131lar\u0131n bilgisayar program\u0131 kullanarak ortaya \u00e7\u0131kar\u0131lmas\u0131n\u0131 ger\u00e7ekle\u015ftiren veri madencili\u011finde kullan\u0131lan tekniklerden baz\u0131lar\u0131:<\/p>\n\n\n\n

    • Do\u011frusal regresyon<\/strong><\/li>
    • Lojistik regresyon<\/strong><\/li>
    • Zaman serisi<\/strong><\/li>
    • Regresyon a\u011fa\u00e7lar\u0131n\u0131n s\u0131n\u0131fland\u0131r\u0131lmas\u0131<\/strong><\/li>
    • N\u00f6ral a\u011flar<\/strong><\/li>
    • K-en yak\u0131n kom\u015fusu<\/strong><\/li>
    • K\u00fcmeleme<\/strong><\/li>
    • Birliktelik analizi<\/strong><\/li>
    • Temel bile\u015fenler Analizi<\/strong><\/li><\/ul>\n\n\n\n

      G\u00fcn\u00fcm\u00fczde teknoloji \u015firketleri ve kurumlar b\u00fcy\u00fck veriler ile \u00e7al\u0131\u015fmaktad\u0131r. B\u00fcy\u00fck bir veri y\u0131\u011f\u0131n\u0131ndan yararl\u0131 bilgiyi \u00e7\u0131karabilmek ise zahmetli bir i\u015ftir. Bu verilerin g\u00fcvenli\u011fi de ayr\u0131 bir unsur olmaktad\u0131r. \u015eirketlerin veri madencili\u011fi kullan\u0131m\u0131 bir\u00e7ok t\u00fcketiciyi rahats\u0131z edebilmektedir. \u015eah\u0131slar\u0131n veri gizlili\u011fi endi\u015feleriyle ilgili olarak Avrupa\u2019da, Genel Veri Koruma Y\u00f6netmeli\u011fi (GDPR)<\/strong> y\u00fcr\u00fcrl\u00fc\u011fe girdi ve AB vatanda\u015flar\u0131 ile ilgili herhangi bir veri i\u00e7eren her kurulu\u015fu da etkilemektedir.<\/p>\n","protected":false},"excerpt":{"rendered":"

      Teknolojinin h\u0131z kesmeden geli\u015fmesiyle verinin \u00fcretimi, depolanmas\u0131 ve eri\u015fimi olduk\u00e7a kolayla\u015fmaktad\u0131r. Y\u0131\u011f\u0131lan bu veriler anlaml\u0131 bir bilgiye d\u00f6n\u00fc\u015fmedi\u011fi s\u00fcrece de\u011fersizdir. Veri madencili\u011fi, verilerin i\u015flenmesi ile verilere anlam kazand\u0131rmak i\u00e7in gerekli i\u015flemlerden ge\u00e7irilerek bilgiye d\u00f6n\u00fc\u015ft\u00fcrmek i\u015flemidir. “Veri madencili\u011fi” ifadesini kullanan ilk makalelerden biri, 1983 y\u0131l\u0131nda Michael C. Lovell taraf\u0131ndan yay\u0131mlanm\u0131\u015ft\u0131r. Veri madencili\u011fini genel olarak anlatmak gerekirse; …<\/p>\n","protected":false},"author":1,"featured_media":6010,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[19],"tags":[],"class_list":["post-5925","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-siber-guvenlik"],"jetpack_publicize_connections":[],"aioseo_notices":[],"views":1141,"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.bilisimonline.net\/wp-content\/uploads\/2020\/02\/veri-madencili\u011fi-nedir.jpg?fit=512%2C229","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p7k56R-1xz","jetpack-related-posts":[],"_links":{"self":[{"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/posts\/5925"}],"collection":[{"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/comments?post=5925"}],"version-history":[{"count":3,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/posts\/5925\/revisions"}],"predecessor-version":[{"id":6012,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/posts\/5925\/revisions\/6012"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/media\/6010"}],"wp:attachment":[{"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/media?parent=5925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/categories?post=5925"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.bilisimonline.net\/index.php\/wp-json\/wp\/v2\/tags?post=5925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}