{"id":10112,"date":"2018-01-17T00:23:53","date_gmt":"2018-01-17T05:23:53","guid":{"rendered":"httpss:\/\/www.powenko.com\/wordpress\/?p=10112"},"modified":"2018-01-17T00:23:53","modified_gmt":"2018-01-17T05:23:53","slug":"06-%e6%95%b8%e5%ad%b8%e8%a8%88%e7%ae%97","status":"publish","type":"post","link":"https:\/\/www.powenko.com\/wordpress\/?p=10112","title":{"rendered":"06 \u6578\u5b78\u8a08\u7b97"},"content":{"rendered":"

\u800c<\/span><\/span><\/span>TensFlow <\/span><\/span>\u5982\u4f55\u8655\u7406\u6578\u5b78\u8a08\u7b97\uff1f\u6709\u76f8\u5c0d\u61c9\u7684<\/span><\/span><\/span>API <\/span><\/span>\u8a73\u7d30\u8acb\u770b<\/span><\/span><\/span><\/p>\n

httpsss:\/\/www.tensorflow.org\/api_guides\/python\/math_ops<\/a><\/span><\/span><\/p>\n

\u6211\u5011\u53ef\u4ee5\u900f\u904e\uff0c\u8655\u7406 <\/span><\/span><\/span>2+4 =6 <\/span><\/span>\u7684\u76f8\u52a0\u8a08\u7b97\u3002<\/span><\/span><\/span><\/p>\n

sess = tf.Session()<\/p>\n

node1 = tf.constant(2.0, dtype=tf.float32)<\/p>\n

node2 = tf.constant(4.0)<\/p>\n

add = tf.add(node1, node2) # <\/span><\/span>\u76f8\u52a0<\/span><\/span><\/span><\/p>\n

print(“sess.run(add):”, sess.run(add)) # <\/span><\/span>\u7d50\u679c\u70ba<\/span><\/span><\/span>6<\/span><\/span><\/p>\n

\u4e5f\u53ef\u4ee5\u900f\u904e<\/span><\/span><\/span><\/p>\n

\u6211\u5011\u53ef\u4ee5\u900f\u904e\uff0c\u8655\u7406 <\/span><\/span><\/span>2+4 =6 <\/span><\/span>\u7684\u76f8\u52a0\u8a08\u7b97\u3002<\/span><\/span><\/span><\/p>\n

sess = tf.Session()<\/p>\n

node1 = tf.constant(2.0, dtype=tf.float32)<\/p>\n

node2 = tf.constant(4.0)<\/p>\n

add2=node1+node2 # <\/span><\/span>\u76f8\u52a0<\/span><\/span><\/span><\/p>\n

print(“sess.run(add):”, sess.run(add2)) # <\/span><\/span>\u7d50\u679c\u70ba<\/span><\/span><\/span>6<\/span><\/span><\/p>\n

\u5e95\u4e0b\u7684\u7bc4\u4f8b\u7a0b\u5f0f\u662f\u5e38\u898b\u7684\u52a0\u6e1b\u4e58\u9664\u7684\u8655\u7406\u65b9\u6cd5\u548c\u5c0d\u61c9\u7684\u51fd\u6578\u3002<\/span><\/span><\/span><\/p>\n

\u7bc4\u4f8b\u7a0b\u5f0f<\/span><\/span><\/span>04_math.py<\/span><\/span><\/p>\n

    \n
  1. import tensorflow as tf<\/li>\n
  2. sess = tf.Session()<\/li>\n
  3. node1 = tf.constant(2.0, dtype=tf.float32)<\/li>\n
  4. node2 = tf.constant(4.0)<\/li>\n
  5. add = tf.add(node1, node2) # \u76f8\u52a0<\/span><\/span><\/li>\n
  6. subtract = tf.subtract(node1, node2) # \u76f8\u6e1b<\/span><\/span><\/li>\n
  7. multiply = tf.multiply(node1, node2) # \u76f8\u4e58<\/span><\/span><\/li>\n
  8. div = tf.div(node1, node2) # \u76f8\u9664<\/span><\/span><\/li>\n
  9. scalar_mul = tf.scalar_mul(node1, node2) # \u7e2e\u653e\u6bd4<\/span><\/span><\/li>\n
  10. divide = tf.divide(node1, node2)<\/li>\n
  11. mod = tf.mod(node1, node2)<\/li>\n
  12. print(“sess.run(add):”, sess.run(add))<\/li>\n
  13. print(“sess.run(subtract):”, sess.run(subtract))<\/li>\n
  14. print(“sess.run(multiply):”, sess.run(multiply))<\/li>\n
  15. print(“sess.run(div):”, sess.run(div))<\/li>\n
  16. print(“sess.run(scalar_mul):”, sess.run(scalar_mul))<\/li>\n
  17. print(“sess.run(divide):”, sess.run(divide))<\/li>\n
  18. print(“sess.run(mod):”, sess.run(mod))<\/li>\n
  19. <\/li>\n
  20. add2=node1+node2 # \u76f8\u52a0 <\/span><\/span><\/li>\n
  21. print(“sess.run(node1+node2):”, sess.run(add2))<\/li>\n
  22. print(“sess.run(node1+node2):”, sess.run(node1+node2)) # \u76f8\u52a0 <\/span><\/span><\/li>\n<\/ol>\n

    \"\"<\/a><\/p>\n

    \u5716<\/span><\/span><\/span>4 <\/span><\/span>\u8f38\u51fa\u7d50\u679c<\/span><\/span><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

    \u800cTensFlow \u5982\u4f55\u8655\u7406\u6578\u5b78\u8a08\u7b97\uff1f\u6709\u76f8\u5c0d\u61c9\u7684API \u8a73\u7d30\u8acb\u770b httpsss:\/\/www.tensorfl […]<\/p>\n","protected":false},"author":1,"featured_media":10107,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[360],"tags":[],"class_list":["post-10112","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ch02-"],"_links":{"self":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10112"}],"collection":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10112"}],"version-history":[{"count":1,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10112\/revisions"}],"predecessor-version":[{"id":10114,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/10112\/revisions\/10114"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=\/wp\/v2\/media\/10107"}],"wp:attachment":[{"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10112"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10112"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.powenko.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10112"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}