{"url":"https://studylog.hateblo.jp/entry/2015/08/09/035832","author_url":"https://blog.hatena.ne.jp/kitanokumo/","provider_url":"https://hatena.blog","version":"1.0","published":"2015-08-09 03:58:32","type":"rich","blog_url":"https://studylog.hateblo.jp/","height":"190","provider_name":"Hatena Blog","image_url":null,"width":"100%","blog_title":"studylog/\u5317\u306e\u96f2","categories":["chainer"],"author_name":"kitanokumo","title":"chainer\u30e1\u30e26  float64 != float32  \u30a8\u30e9\u30fc","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fstudylog.hateblo.jp%2Fentry%2F2015%2F08%2F09%2F035832\" title=\"chainer\u30e1\u30e26  float64 != float32  \u30a8\u30e9\u30fc - studylog/\u5317\u306e\u96f2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"chainer\u4f7f\u3063\u3066\u3066\u906d\u9047\u3057\u305f\u30a8\u30e9\u30fc\u6587\u3092web\u306b\u4e0a\u3052\u3066\u540c\u3058\u3088\u3046\u306b\u906d\u9047\u3057\u305f\u4eba\u304c\u3059\u3050\u89e3\u6c7a\u51fa\u6765\u308b\u3088\u3046\u306b\u3057\u305f\u3044\u306e\u3067\u3069\u3093\u3069\u3093\u66f8\u3044\u3066\u3044\u304f\u3002 chainer.utils.type_check.InvalidType: Expect: in_types[0].dtype == in_types[1].dtype Actual: float64 != float32 \u3088\u304f\u906d\u9047\u3059\u308b\u578b\u30a8\u30e9\u30fc\u3002 chainer\u306ffloat32\u3057\u304b\u6271\u308f\u306a\u3044\u3051\u3069float64\u304c\u7d1b\u308c\u8fbc\u3093\u3067\u307e\u3059\u3088\u3001\u3068\u3044\u3046\u3053\u3068\u3060\u3068\u601d\u3046\u3002 \u5b9f\u4f8b accum_loss = Variable(np.zeros(())) #loss\u5024\u30920\u3067\u521d\u671f\u5316 loss_i = \u2026"}