{"id":31,"date":"2017-09-10T12:32:24","date_gmt":"2017-09-10T09:32:24","guid":{"rendered":"http:\/\/mbrdancer.ru\/?p=31"},"modified":"2017-09-10T12:32:24","modified_gmt":"2017-09-10T09:32:24","slug":"keras-wont-save-weights-valueerror-unable-to-create-group-name-already-exists","status":"publish","type":"post","link":"http:\/\/mbrdancer.ru\/?p=31","title":{"rendered":"keras wont save weights ValueError: Unable to create group (name already exists)"},"content":{"rendered":"<p>\u041f\u0440\u0438\u043a\u043e\u043b \u0432 \u0442\u043e\u043c, \u0447\u0442\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0430\u0441\u044c \u043c\u043e\u0434\u0435\u043b\u044c \u0441 \u043f\u0440\u0435\u0434\u043e\u0431\u0443\u0447\u0435\u043d\u043d\u044b\u043c\u0438 \u0432\u0435\u0442\u043a\u0430\u043c\u0438 VGG16. \u041f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u044d\u0442\u0438\u0445 \u0432\u0435\u0442\u043e\u043a \u0438\u043c \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043d\u0430\u0437\u043d\u0430\u0447\u0430\u044e\u0442\u0441\u044f \u0438\u043c\u0435\u043d\u0430, \u0437\u0430\u0448\u0438\u0442\u044b\u0435 \u0432 \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u044d\u0442\u0438\u0445 \u043c\u043e\u0434\u0435\u043b\u0435\u0439 &#8212; &#8216;vgg16&#8217;. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u0432 \u043a\u0430\u0436\u0434\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 \u043d\u0430\u0434\u043e \u043f\u0435\u0440\u0435\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u0442\u044c \u044d\u0442\u0438 \u0441\u043b\u043e\u0438 (\u043f\u043e \u0444\u0430\u043a\u0442\u0443 &#8212; \u0446\u0435\u043b\u044b\u0435 \u0441\u0435\u0442\u043a\u0438)<br \/>\n\u041a\u0441\u0442\u0430\u0442\u0438, \u0434\u0430, &#8212; \u0435\u0441\u043b\u0438 \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u0430\u0442\u044c \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443 \u043c\u043e\u0434\u0435\u043b\u0438, \u044d\u0442\u043e\u0433\u043e \u043d\u0435 \u0443\u0432\u0438\u0434\u0435\u0442\u044c, \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e \u0442\u0430\u043c \u043d\u0435 \u043f\u0438\u0448\u0443\u0442\u0441\u044f \u0438\u043c\u0435\u043d\u0430 \u0433\u0440\u0443\u043f\u043f. \u0422\u0430\u043c \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0432\u0441\u0435 \u0432 \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0439 \u0434\u0435\u0442\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0434\u043e \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u0430\u0440\u043d\u044b\u0445 \u0441\u043b\u043e\u0435\u0432.<\/p>\n<pre class=\"brush: python; title: ; notranslate\" title=\"\">\r\nimport keras\r\nfrom keras.applications import VGG16\r\nfrom keras import models\r\nfrom keras.models import Sequential, Model\r\nfrom keras.layers import Flatten, concatenate, Concatenate, Merge\r\nfrom keras.utils import plot_model\r\n\r\nconv_base1 = VGG16(weights='imagenet', include_top=False, input_shape=(100, 100, 3))\r\nconv_base2 = VGG16(weights='imagenet', include_top=False, input_shape=(100, 100, 3))\r\nfor l in conv_base1.layers:\r\n    l.name = l.name+&quot;_branch1&quot;\r\nfor l in conv_base2.layers:\r\n    l.name = l.name+&quot;_branch2&quot;\r\n\r\nbranch1 = Sequential()\r\nbranch1.add(conv_base1)\r\nbranch1.add(Flatten())\r\nbranch1.layers[0].name = branch1.layers[0].name + &quot;_branch1&quot;\r\n\r\nbranch2 = models.Sequential()\r\nbranch2.add(conv_base2)\r\nbranch2.add(Flatten())\r\nbranch2.layers[0].name = branch2.layers[0].name + &quot;_branch2&quot;\r\n\r\nmodel = models.Sequential()\r\nmodel.add(Merge([branch1, branch2], mode='concat'))\r\n\r\nmodel.add(layers.Dense(512, activation='relu'))\r\nmodel.add(layers.Dense(128, activation='relu'))\r\nmodel.add(layers.Dense(1, activation='sigmoid'))\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u041f\u0440\u0438\u043a\u043e\u043b \u0432 \u0442\u043e\u043c, \u0447\u0442\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0430\u0441\u044c \u043c\u043e\u0434\u0435\u043b\u044c \u0441 \u043f\u0440\u0435\u0434\u043e\u0431\u0443\u0447\u0435\u043d\u043d\u044b\u043c\u0438 \u0432\u0435\u0442\u043a\u0430\u043c\u0438 VGG16. \u041f\u0440\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0438 \u044d\u0442\u0438\u0445 \u0432\u0435\u0442\u043e\u043a \u0438\u043c \u0430\u0432\u0442\u043e\u043c\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043d\u0430\u0437\u043d\u0430\u0447\u0430\u044e\u0442\u0441\u044f \u0438\u043c\u0435\u043d\u0430, \u0437\u0430\u0448\u0438\u0442\u044b\u0435 \u0432 \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u044d\u0442\u0438\u0445 \u043c\u043e\u0434\u0435\u043b\u0435\u0439 &#8212; &#8216;vgg16&#8217;. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u0432 \u043a\u0430\u0436\u0434\u043e\u0439 \u0432\u0435\u0442\u043a\u0435 \u043d\u0430\u0434\u043e \u043f\u0435\u0440\u0435\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u0442\u044c \u044d\u0442\u0438 \u0441\u043b\u043e\u0438 (\u043f\u043e \u0444\u0430\u043a\u0442\u0443 &#8212; \u0446\u0435\u043b\u044b\u0435 \u0441\u0435\u0442\u043a\u0438) \u041a\u0441\u0442\u0430\u0442\u0438, \u0434\u0430, &#8212; \u0435\u0441\u043b\u0438 \u043e\u0442\u0440\u0438\u0441\u043e\u0432\u0430\u0442\u044c \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0443 \u043c\u043e\u0434\u0435\u043b\u0438, \u044d\u0442\u043e\u0433\u043e \u043d\u0435 \u0443\u0432\u0438\u0434\u0435\u0442\u044c, \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e \u0442\u0430\u043c \u043d\u0435 \u043f\u0438\u0448\u0443\u0442\u0441\u044f \u0438\u043c\u0435\u043d\u0430 \u0433\u0440\u0443\u043f\u043f.&hellip; <a class=\"more-link\" href=\"http:\/\/mbrdancer.ru\/?p=31\">\u0427\u0438\u0442\u0430\u0442\u044c \u0434\u0430\u043b\u0435\u0435 <span class=\"screen-reader-text\">keras wont save weights ValueError: Unable to create group (name already exists)<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/posts\/31"}],"collection":[{"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=31"}],"version-history":[{"count":1,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/posts\/31\/revisions"}],"predecessor-version":[{"id":32,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=\/wp\/v2\/posts\/31\/revisions\/32"}],"wp:attachment":[{"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=31"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=31"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/mbrdancer.ru\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=31"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}