hatappi1225 https://blog.hatena.ne.jp/hatappi1225/ hatappi.blog https://hatappi.blog/ 完成品のパフォーマンスがよくなかったので修正しました require 'RMagick' require 'fileutils' labels = %w(airplane automobile bird cat deer dog frog horse ship truck) FileUtils.rm_rf("output") labels.each { |l| FileUtils.mkdir_p("output/#{l}") } open("./data_batch_1.bin", "rb") do |f| while b = f.read(3073) do datasets = b.unpa… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fhatappi.blog%2Fentry%2F2018%2F02%2F27%2F224707" title="CIFARで提供される画像データをRubyで画像ファイルにする - hatappi.blog" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/h/hatappi1225/20180227/20180227221353.png Hatena Blog https://hatena.blog 2018-02-27 22:47:07 rich https://hatappi.blog/entry/2018/02/27/224707 1.0 100%