{"id":92,"date":"2013-10-11T23:51:23","date_gmt":"2013-10-11T14:51:23","guid":{"rendered":"https:\/\/www.dogrow.net\/nnet\/?p=92"},"modified":"2025-06-11T22:49:36","modified_gmt":"2025-06-11T13:49:36","slug":"blog8","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/nnet\/blog8\/","title":{"rendered":"(8) CIFAR-10\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u898b\u3066\u307f\u308b\uff08Octave\u7248\uff09"},"content":{"rendered":"<h1 class=\"my_h\">1. CIFAR-10\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u5165\u624b<\/h1>\n<p>\u307e\u3060 MNIST\u3082\u3061\u3083\u3093\u3068\u81ea\u52d5\u8a8d\u8b58\u3067\u304d\u3066\u3044\u306a\u3044\u3051\u308c\u3069\u3001\u4ed6\u306e\u753b\u50cf\u30bb\u30c3\u30c8\u306b\u3082\u3061\u3087\u3063\u3068\u8208\u5473\u3042\u308a\u3002<\/p>\n<p>\u305d\u3053\u3067 CIFAR-10\uff08\u30b7\u30fc\u30d5\u30a1\u30fc\u30fb\u30c6\u30f3\uff09 \u306a\u308b\u30ab\u30e9\u30fc\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u898b\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u305f\u3002\u63d0\u4f9b\u5143\u306f\u3053\u3061\u3089(\u2193)<br \/>\n<a href=\"https:\/\/www.cs.utoronto.ca\/~kriz\/cifar.html\" title=\"https:\/\/www.cs.utoronto.ca\/~kriz\/cifar.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.cs.utoronto.ca\/~kriz\/cifar.html<\/a><br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_01.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_01.png\" \/><\/p>\n<p>\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u308b\u30d5\u30a1\u30a4\u30eb\u306f\u4ee5\u4e0b\u306e3\u7a2e\u985e(2013\u5e7410\u670811\u65e5\u6642\u70b9)\u3001\u6700\u8fd1Octave\u304c\u304a\u6c17\u306b\u5165\u308a\u306e\u81ea\u5206\u306fMATLAB\u7528\u3092\u9078\u629e\u3002<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_02.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_02.png\" \/><\/p>\n<h1 class=\"my_h\">2. CIFAR-10\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u89e3\u51cd<\/h1>\n<p>\u65e9\u901fLinux\u4e0a\u3067\u89e3\u51cd\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre>\r\n[user@dog-server]$ ls\r\ncifar-10-matlab.tar.gz\r\n[user@dog-server]$ tar zxf cifar-10-matlab.tar.gz\r\n[user@dog-server]$ ls\r\ncifar-10-batches-mat  cifar-10-matlab.tar.gz\r\n[user@dog-server]$\r\n<\/pre>\n<p>\u3059\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a8\u500b\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3067\u304d\u305f\u3002<\/p>\n<pre>\r\n[user@dog-server]$ ls -l\r\n\u5408\u8a08 179148\r\n-rw-r--r--. 1 user user      299  4\u6708 23 05:57 2010 batches.meta.mat\r\n-rw-r--r--. 1 user user 30568167  4\u6708 23 05:50 2010 data_batch_1.mat\r\n-rw-r--r--. 1 user user 30576389  4\u6708 23 05:50 2010 data_batch_2.mat\r\n-rw-r--r--. 1 user user 30572622  4\u6708 23 05:50 2010 data_batch_3.mat\r\n-rw-r--r--. 1 user user 30565850  4\u6708 23 05:50 2010 data_batch_4.mat\r\n-rw-r--r--. 1 user user 30572760  4\u6708 23 05:50 2010 data_batch_5.mat\r\n-rw-r--r--. 1 user user       88  4\u6708 23 05:50 2010 readme.html\r\n-rw-r--r--. 1 user user 30570596  4\u6708 23 05:50 2010 test_batch.mat\r\n[user@dog-server]$\r\n<\/pre>\n<p>\u3068\u308a\u3042\u3048\u305a.mat\u30d5\u30a1\u30a4\u30eb\u3092Octave\u3067\u30ed\u30fc\u30c9\u3057\u3066\u3001\u4e2d\u8eab\u3092\u9806\u756a\u306b\u773a\u3081\u3066\u307f\u308b\u3002<\/p>\n<h3 class=\"my_h\">(1) batches.meta.mat<\/h3>\n<p>\u753b\u50cf\u306e\u30e9\u30d9\u30eb\u540d\u79f0\u304c\u66f8\u304b\u308c\u3066\u3044\u308b\u3002\u30e9\u30d9\u30eb1\u306f\u98db\u884c\u6a5f\u3001\u30e9\u30d9\u30eb2\u306f\u81ea\u52d5\u8eca\u3001\u30e9\u30d9\u30eb10\u306f\u30c8\u30e9\u30c3\u30af\u3068\u306e\u3053\u3068\u3002<\/p>\n<pre>\r\noctave:1> whos -file batches.meta.mat\r\nVariables in the file batches.meta.mat:\r\n   Attr Name             Size                     Bytes  Class\r\n   ==== ====             ====                     =====  =====\r\n        label_names     10x1                         50  cell\r\nTotal is 10 elements using 50 bytes\r\noctave:2> load('batches.meta.mat')\r\noctave:3> label_names\r\nlabel_names =\r\n{<span class=\"my_fc_deeppinkB\">\r\n  [1,1] = airplane\r\n  [2,1] = automobile\r\n  [3,1] = bird\r\n  [4,1] = cat\r\n  [5,1] = deer\r\n  [6,1] = dog\r\n  [7,1] = frog\r\n  [8,1] = horse\r\n  [9,1] = ship\r\n  [10,1] = truck<\/span>\r\n}\r\n<\/pre>\n<h3 class=\"my_h\">(2) data_batch_1.mat \uff5e data_batch_5.mat<\/h3>\n<p>\u5b66\u7fd2\u7528\u306e\u753b\u50cf\uff0b\u30e9\u30d9\u30eb\u306e\u30bb\u30c3\u30c8\u304c10,000\u500b\u00d75\u30d5\u30a1\u30a4\u30eb\u306e\u516860,000\u500b\u304c\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u3002<br \/>\n\u300c3072\u300d\u306f1\u753b\u50cf\u306e\u30d0\u30a4\u30c8\u30b5\u30a4\u30ba\u3067\u3001\u5185\u8a33\u306f 32pixel x 32pixel x RGB3\u8272 x uint8 = 3,072[bytes] \u3067\u8a08\u7b97\u3067\u304d\u308b\u3002<\/p>\n<pre>\r\noctave:5> whos -file data_batch_1.mat\r\nVariables in the file data_batch_1.mat:\r\n   Attr Name             Size                     Bytes  Class\r\n   ==== ====             ====                     =====  =====\r\n        batch_label      1x21                        21  char\r\n        data         10000x3072                30720000  uint8\r\n        labels       10000x1                      10000  uint8\r\nTotal is 30730021 elements using 30730021 bytes\r\noctave:6> load('data_batch_1.mat')\r\noctave:7> batch_label\r\nbatch_label = training batch 1 of 5\r\n<\/pre>\n<h3 class=\"my_h\">(3) test_batch.mat<\/h3>\n<p>\u30c6\u30b9\u30c8\u7528\u306e\u753b\u50cf\uff0b\u30e9\u30d9\u30eb\u306e\u30bb\u30c3\u30c8\u304c10,000\u500b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<pre>\r\noctave:10> whos -file test_batch.mat\r\nVariables in the file test_batch.mat:\r\n   Attr Name             Size                     Bytes  Class\r\n   ==== ====             ====                     =====  =====\r\n        batch_label      1x20                        20  char\r\n        data         10000x3072                30720000  uint8\r\n        labels       10000x1                      10000  uint8\r\nTotal is 30730020 elements using 30730020 bytes\r\noctave:11> load('test_batch.mat')\r\noctave:12> batch_label\r\nbatch_label = testing batch 1 of 1\r\n<\/pre>\n<h1 class=\"my_h\">3. CIFAR-10\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u898b\u3066\u307f\u308b<\/h1>\n<p>\u3069\u3093\u306a\u753b\u50cf\u304c\u5165\u3063\u3066\u3044\u308b\u306e\u304b\uff1f\u5b9f\u969b\u306b\u753b\u50cf\u8868\u793a\u3057\u3066\u307f\u308b\u3002<\/p>\n<p>\u753b\u50cf\u5316\u3057\u3066\u773a\u3081\u308b\u624b\u9806\u306f <a href=\"https:\/\/www.dogrow.net\/nnet\/blog2\/\" title=\"(2)MNIST\u5b66\u7fd2\u753b\u50cf\u3092\u898b\u3066\u307f\u308b\" target=\"_blank\" rel=\"noopener noreferrer\">(2)MNIST\u5b66\u7fd2\u753b\u50cf\u3092\u898b\u3066\u307f\u308b<\/a> \u3068\u540c\u3058\u3060\u3002<br \/>\n\u8a66\u3057\u306b\u5b66\u7fd2\u753b\u50cf\u306e\u6700\u521d\u306e1\u500b\u3092Octave\u4e0a\u3067\u753b\u50cf\u5316\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre>\r\noctave:1> load('data_batch_1.mat')\r\noctave:2> img = data(1,:);\r\noctave:3> size(img)\r\nans =\r\n      1   3072\r\noctave:4> img=reshape(img(:),32,32,3);\r\noctave:5> size(img)\r\nans =\r\n   32   32    3\r\noctave:6> imshow(uint8(permute(img,[2 1 3])))\r\n<\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_03.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_03.png\" \/><\/p>\n<p>\u306a\u3093\u3060\uff1f\uff1f\uff1f<\/p>\n<p>\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u306e\u3067\u5148\u982d\u30c7\u30fc\u30bf\u306e\u30e9\u30d9\u30eb\u3092\u898b\u3066\u307f\u308b\u3002<\/p>\n<pre>\r\noctave:8> labels(1)\r\nans = 6\r\n<\/pre>\n<p>\u30e9\u30d9\u30eb\u756a\u53f7\u304c6\u756a\u306a\u306e\u3067\u300c[6,1] = dog\u300d\u306e\u3088\u3046\u3060\u3002<br \/>\n\u3053\u306e\u753b\u50cf\u304c\u72ac\u306a\u306e\u304b\uff1f<\/p>\n<p>CIFAR-10\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3092\u898b\u308b\u3068\u3001\u30e9\u30d9\u30eb\u756a\u53f7\u306f0\uff5e9\u3092\u4ed8\u4e0e\u3059\u308b\u3068\u66f8\u304b\u308c\u3066\u3044\u308b\u3002<\/p>\n<p>\u5148\u307b\u3069\u898b\u305f label_names\u5909\u6570\u306e\u5024\u306f 1\u59cb\u307e\u308a\u3060\u3063\u305f\u3002\u30e9\u30d9\u30eb\u756a\u53f7\u306f 0\u59cb\u307e\u308a\u306e6\u306a\u306e\u3067\u30011\u59cb\u307e\u308a\u306b\u76f4\u305b\u3070 7\u3060\u304b\u3089\u300c[7,1] = frog\u300d\u304c\u6b63\u3057\u3044\u30e9\u30d9\u30eb\u3060\u3002<br \/>\n\u3084\u3084\u3053\u3057\u3044&#8230;<\/p>\n<p>\u7d9a\u3051\u3066\u3044\u304f\u3064\u304b\u898b\u3066\u307f\u308b\u3002<\/p>\n<table border=1>\n<tr>\n<td>\n(2)#10 truck<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_04.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_04.png\" \/>\n<\/td>\n<td>\n(3)#10 truck<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_05.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_05.png\" \/>\n<\/td>\n<td>\n(4)#5 deer<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_06.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_06.png\" \/>\n<\/td>\n<\/tr>\n<tr>\n<td>\n(5)#2 automobile<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_07.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_07.png\" \/>\n<\/td>\n<td>\n(6)#2 automobile<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_08.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_08.png\" \/>\n<\/td>\n<td>\n(7)#3 bird<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_09.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_09.png\" \/>\n<\/td>\n<\/tr>\n<tr>\n<td>\n(8)#8 horse<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_10.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_10.png\" \/>\n<\/td>\n<td>\n(9)#9 ship<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_11.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_11.png\" \/>\n<\/td>\n<td>\n(10)#4 cat<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_12.png\" alt=\"https:\/\/www.dogrow.net\/nnet\/wp-content\/uploads\/2013\/10\/20131011_12.png\" \/>\n<\/td>\n<\/tr>\n<\/table>\n<hr class=\"my_hr_bottom\">\n","protected":false},"excerpt":{"rendered":"<p>1. CIFAR-10\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u5165\u624b \u307e\u3060 MNIST\u3082\u3061\u3083\u3093\u3068\u81ea\u52d5\u8a8d\u8b58\u3067\u304d\u3066\u3044\u306a\u3044\u3051\u308c\u3069\u3001\u4ed6\u306e\u753b\u50cf\u30bb\u30c3\u30c8\u306b\u3082\u3061\u3087\u3063\u3068\u8208\u5473\u3042\u308a\u3002 \u305d\u3053\u3067 CIFAR-10\uff08\u30b7\u30fc\u30d5\u30a1\u30fc\u30fb\u30c6\u30f3\uff09 \u306a\u308b\u30ab\u30e9\u30fc\u753b\u50cf\u30bb\u30c3\u30c8\u3092\u898b\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u305f\u3002\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.dogrow.net\/nnet\/blog8\/\">\u7d9a\u304d\u3092\u8aad\u3080 &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,2],"tags":[],"class_list":["post-92","post","type-post","status-publish","format-standard","hentry","category-cifar-10","category-2"],"views":4823,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/posts\/92","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/comments?post=92"}],"version-history":[{"count":22,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/posts\/92\/revisions"}],"predecessor-version":[{"id":2540,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/posts\/92\/revisions\/2540"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/media?parent=92"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/categories?post=92"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/nnet\/wp-json\/wp\/v2\/tags?post=92"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}