{"id":2115,"date":"2023-07-23T15:23:51","date_gmt":"2023-07-23T15:23:51","guid":{"rendered":"https:\/\/statorials.org\/tr\/islenenler-formlarla-yayinlanamadi\/"},"modified":"2023-07-23T15:23:51","modified_gmt":"2023-07-23T15:23:51","slug":"islenenler-formlarla-yayinlanamadi","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/islenenler-formlarla-yayinlanamadi\/","title":{"rendered":"Nas\u0131l d\u00fczeltilir? valueerror: i\u0307\u015flenenler \u015fekillerle yay\u0131nlanamad\u0131"},"content":{"rendered":"

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Python kullan\u0131rken kar\u015f\u0131la\u015fabilece\u011finiz bir hata:<\/span><\/p>\n

 ValueError<\/span> : operands could not be broadcast together with shapes (2,2) (2,3) \n<\/strong><\/pre>\n
 Bu hata, Python’da numpy.dot()<\/strong> i\u015flevi yerine \u00e7arpma i\u015faretini ( *<\/strong> ) kullanarak matris \u00e7arp\u0131m\u0131 ger\u00e7ekle\u015ftirmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131zda ortaya \u00e7\u0131kar.<\/span><\/p>\n
 A\u015fa\u011f\u0131daki \u00f6rnekler, her senaryoda bu hatan\u0131n nas\u0131l d\u00fczeltilece\u011fini g\u00f6sterir.<\/span><\/p>\n
 Hata nas\u0131l yeniden olu\u015fturulur?<\/strong><\/span><\/h3>\n
 2 sat\u0131r\u0131 ve 2 s\u00fctunu olan 2×2’lik bir C matrisimiz oldu\u011funu varsayal\u0131m:<\/span> <\/p>\n
\"\"<\/p>\n
 Ayr\u0131ca 2 sat\u0131r\u0131 ve 3 s\u00fctunu olan 2×3’l\u00fck bir D matrisimiz oldu\u011funu varsayal\u0131m:<\/span> <\/p>\n
\"\"<\/p>\n
 C matrisini D matrisiyle nas\u0131l \u00e7arpaca\u011f\u0131n\u0131z a\u015fa\u011f\u0131da a\u00e7\u0131klanm\u0131\u015ft\u0131r:<\/span> <\/p>\n
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 Bunun sonucunda a\u015fa\u011f\u0131daki matris elde edilir:<\/span> <\/p>\n
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 Python’da bu matris \u00e7arp\u0131m\u0131n\u0131 a\u015fa\u011f\u0131daki gibi \u00e7arpma i\u015faretini (*) kullanarak yapmaya \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n
 import<\/span> numpy as<\/span> np\n\n#define matrices\n<\/span>C = np. array<\/span> ([7, 5, 6, 3]). reshape<\/span> (2, 2)\nD = np. array<\/span> ([2, 1, 4, 5, 1, 2]). reshape<\/span> (2, 3)\n\n#print dies<\/span>\nprint<\/span> (C)\n\n[[7 5]\n [6 3]]\n\nprint<\/span> (D)\n\n[[2 1 4]\n [5 1 2]]\n\n#attempt to multiply two matrices together\n<\/span>CD\n\nValueError: operands could not be broadcast together with shapes (2,2) (2,3)<\/span>  \n<\/span><\/strong><\/pre>\n
 Bir ValueError<\/strong> al\u0131yoruz. Bu hatay\u0131 neden ald\u0131\u011f\u0131m\u0131z\u0131 anlamak i\u00e7in NumPy belgelerine<\/a> ba\u015fvurabiliriz:<\/span><\/p>\n
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 NumPy, iki dizi \u00fczerinde \u00e7al\u0131\u015f\u0131rken bunlar\u0131n \u015fekillerini \u00f6\u011fe \u00f6\u011fe kar\u015f\u0131la\u015ft\u0131r\u0131r. Son boyutlarla (yani en sa\u011fdaki) ba\u015flar ve sola do\u011fru ilerler. \u0130ki boyut uyumludur<\/span><\/p>\n