{"id":2865,"date":"2021-11-12T16:39:00","date_gmt":"2021-11-12T09:39:00","guid":{"rendered":"https:\/\/arikuncoro.xyz\/blog\/?p=2865"},"modified":"2021-11-15T16:53:31","modified_gmt":"2021-11-15T09:53:31","slug":"monte-carlo-vs-k-fold-cross-validation","status":"publish","type":"post","link":"https:\/\/arikuncoro.xyz\/blog\/data-science\/monte-carlo-vs-k-fold-cross-validation\/","title":{"rendered":"Monte Carlo vs K-Fold Cross Validation"},"content":{"rendered":"\n<p>213<\/p>\n\n\n\n<p>Oleh: Bernardus Ari Kuncoro<\/p>\n\n\n\n<p>Cross Validation (CV) merupakan metode yang berfungsi buat ngecek performa dua atau lebih variasi model kalian. Buat yang sering bikin model, pasti kenal dua metode CV ini.Yuk, disimak.<\/p>\n\n\n\n<p><strong>1. Monte Carlo Cross Validation<\/strong><\/p>\n\n\n\n<p>Langkah-langkah:<br>a. Bagi data training dan data testing (Bisa 70:30, 60:40, atau 80:20, proporsinya terserah kamu, bisa di-random)<br>b. Fit model dengan data training dan hitung error nya dengan data testing<br>c. Lakukan iterasi sebanyak 100, 200, bahkan 1000 kali.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/miro.medium.com\/max\/700\/1*CkRyawn016AI-DRZJdb3Dw.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>2. K-Fold Cross Validation<\/strong><br>a. Bagi data training dan data testing menjadi K-bagian.<br>b. Fit model untuk data training sebanyak (K-1) itu<br>c. Lakukan iterasi sebanyak K kali. Biasanya K itu bernilai antara 1 s.d. 5<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/miro.medium.com\/max\/700\/1*AAwIlHM8TpAVe4l2FihNUQ.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>Perbedaan antara Monte Carlo dan K-Fold Cross Validation:<br>Monte Carlo vs K-Fold Cross Validation<br>Data training bisa berulang | Data training pasti tidak akan berulang<br>Pembagian data tidak terbatas | Pembagian data dibatasi oleh nilai K<br>Bias tinggi, varians rendah | Bias rendah, varians tinggi<\/p>\n\n\n\n<p>Referensi gambar: <a target=\"_blank\" href=\"https:\/\/miro.medium.com\/max\/700\/1*H2usIsz3G0_Kw1PihhB3Eg.png\" rel=\"noreferrer noopener\">https:\/\/miro.medium.com\/max\/700\/1*H2usIsz3G0_Kw1PihhB3Eg.png<\/a><\/p>\n\n\n\n<p>Sumber: https:\/\/towardsdatascience.com\/cross-validation-k-fold-vs-monte-carlo-e54df2fc179b<\/p>\n\n\n\n<p>Kalideres, 12 November 2021<\/p>\n","protected":false},"excerpt":{"rendered":"<p>213 Oleh: Bernardus Ari Kuncoro Cross Validation (CV) merupakan metode yang berfungsi buat ngecek performa dua atau lebih variasi model &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[118],"tags":[1190,1192,1193,1191],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/posts\/2865"}],"collection":[{"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/comments?post=2865"}],"version-history":[{"count":1,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/posts\/2865\/revisions"}],"predecessor-version":[{"id":2866,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/posts\/2865\/revisions\/2866"}],"wp:attachment":[{"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/media?parent=2865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/categories?post=2865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/arikuncoro.xyz\/blog\/wp-json\/wp\/v2\/tags?post=2865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}