{"id":404,"date":"2023-03-27T22:11:51","date_gmt":"2023-03-27T22:11:51","guid":{"rendered":"https:\/\/yunshangtulv.com.cn\/?p=404"},"modified":"2023-03-27T22:11:51","modified_gmt":"2023-03-27T22:11:51","slug":"r%e8%af%ad%e8%a8%80%e5%9f%ba%e6%9c%ac%e7%bb%98%e5%9b%be%ef%bc%9a%e7%9b%b4%e6%96%b9%e5%9b%be","status":"publish","type":"post","link":"https:\/\/yunshangtulv.com.cn\/?p=404","title":{"rendered":"R\u8bed\u8a00\u57fa\u672c\u7ed8\u56fe\uff1a\u76f4\u65b9\u56fe"},"content":{"rendered":"<p>\u5728R\u8bed\u8a00\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528<code>ggplot2<\/code>\u5305\u8f7b\u677e\u521b\u5efa\u6761\u5f62\u56fe\u3002\u6761\u5f62\u56fe\u662f\u4e00\u79cd\u53ef\u89c6\u5316\u6570\u636e\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u53ef\u4ee5\u663e\u793a\u5404\u7c7b\u522b\u7684\u6570\u503c\u5927\u5c0f\u3002\u4e0b\u9762\u662f\u5982\u4f55\u4f7f\u7528R\u8bed\u8a00\u521b\u5efa\u6761\u5f62\u56fe\u7684\u8be6\u89e3\u548c\u4e00\u4e2a\u7b80\u5355\u7684\u5e94\u7528\u5b9e\u4f8b\u3002<\/p>\n<h3>1. \u5b89\u88c5\u5e76\u52a0\u8f7d\u6240\u9700\u7684\u5305<\/h3>\n<p>\u9996\u5148\uff0c\u786e\u4fdd\u5b89\u88c5\u4e86<code>ggplot2<\/code>\u5305\u3002\u5982\u679c\u5c1a\u672a\u5b89\u88c5\uff0c\u8bf7\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-R\">install.packages<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"ggplot2\"<\/span><span class=\"hljs-punctuation\">)<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>\u63a5\u4e0b\u6765\uff0c\u52a0\u8f7d<code>ggplot2<\/code>\u5305\uff1a<\/p>\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-R\">library<span class=\"hljs-punctuation\">(<\/span>ggplot2<span class=\"hljs-punctuation\">)<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<h3>2. \u793a\u4f8b\u6570\u636e<\/h3>\n<p>\u4e3a\u4e86\u6f14\u793a\u5982\u4f55\u521b\u5efa\u6761\u5f62\u56fe\uff0c\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u636e\u96c6\u3002\u8fd9\u91cc\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u5305\u542b\u4e94\u4e2a\u6c34\u679c\u7684\u6570\u636e\u96c6\uff0c\u663e\u793a\u5b83\u4eec\u5728\u4e00\u4e2a\u5546\u5e97\u4e2d\u7684\u9500\u552e\u6570\u91cf\uff1a<\/p>\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-R\"><span class=\"hljs-comment\"># \u521b\u5efa\u793a\u4f8b\u6570\u636e<\/span><br \/>\nfruits_data <span class=\"hljs-operator\">&lt;-<\/span> data.frame<span class=\"hljs-punctuation\">(<\/span><br \/>\n  Fruit <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-built_in\">c<\/span><span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-string\">\"Apple\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"Banana\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"Grape\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"Orange\"<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-string\">\"Watermelon\"<\/span><span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">,<\/span><br \/>\n  Sales <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-built_in\">c<\/span><span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-number\">45<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">70<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">54<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">62<\/span><span class=\"hljs-punctuation\">,<\/span> <span class=\"hljs-number\">38<\/span><span class=\"hljs-punctuation\">)<\/span><br \/>\n<span class=\"hljs-punctuation\">)<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<h3>3. \u521b\u5efa\u57fa\u672c\u6761\u5f62\u56fe<\/h3>\n<p>\u4f7f\u7528<code>ggplot()<\/code>\u51fd\u6570\u548c<code>geom_bar()<\/code>\u51e0\u4f55\u5bf9\u8c61\u521b\u5efa\u6761\u5f62\u56fe\u3002\u6211\u4eec\u5c06\u4f7f\u7528<code>aes()<\/code>\u51fd\u6570\u8bbe\u7f6ex\u8f74\u4e3aFruit\u7c7b\u522b\uff0cy\u8f74\u4e3aSales\u6570\u91cf\u3002<\/p>\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-R\"><span class=\"hljs-comment\"># \u521b\u5efa\u6761\u5f62\u56fe<\/span><br \/>\nbar_plot <span class=\"hljs-operator\">&lt;-<\/span> ggplot<span class=\"hljs-punctuation\">(<\/span>fruits_data<span class=\"hljs-punctuation\">,<\/span> aes<span class=\"hljs-punctuation\">(<\/span>x <span class=\"hljs-operator\">=<\/span> Fruit<span class=\"hljs-punctuation\">,<\/span> y <span class=\"hljs-operator\">=<\/span> Sales<span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">+<\/span><br \/>\n  geom_bar<span class=\"hljs-punctuation\">(<\/span>stat <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"identity\"<\/span><span class=\"hljs-punctuation\">)<\/span><\/p>\n<p><span class=\"hljs-comment\"># \u663e\u793a\u6761\u5f62\u56fe<\/span><br \/>\nprint<span class=\"hljs-punctuation\">(<\/span>bar_plot<span class=\"hljs-punctuation\">)<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>\u8fd9\u5c06\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u6761\u5f62\u56fe\uff0c\u663e\u793a\u6bcf\u79cd\u6c34\u679c\u7684\u9500\u552e\u6570\u91cf\u3002<\/p>\n<h3>4. \u81ea\u5b9a\u4e49\u6761\u5f62\u56fe<\/h3>\n<p>\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<code>ggplot2<\/code>\u4e2d\u7684\u5404\u79cd\u529f\u80fd\u8fdb\u4e00\u6b65\u81ea\u5b9a\u4e49\u6761\u5f62\u56fe\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u66f4\u6539\u989c\u8272\u3001\u4e3b\u9898\u6216\u6dfb\u52a0\u6807\u7b7e\u7b49\uff1a<\/p>\n<div class=\"bg-black rounded-md mb-4\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans justify-between rounded-t-md\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-R\"><span class=\"hljs-comment\"># \u521b\u5efa\u81ea\u5b9a\u4e49\u6761\u5f62\u56fe<\/span><br \/>\ncustom_bar_plot <span class=\"hljs-operator\">&lt;-<\/span> ggplot<span class=\"hljs-punctuation\">(<\/span>fruits_data<span class=\"hljs-punctuation\">,<\/span> aes<span class=\"hljs-punctuation\">(<\/span>x <span class=\"hljs-operator\">=<\/span> Fruit<span class=\"hljs-punctuation\">,<\/span> y <span class=\"hljs-operator\">=<\/span> Sales<span class=\"hljs-punctuation\">,<\/span> fill <span class=\"hljs-operator\">=<\/span> Fruit<span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">+<\/span><br \/>\n  geom_bar<span class=\"hljs-punctuation\">(<\/span>stat <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"identity\"<\/span><span class=\"hljs-punctuation\">,<\/span> show.legend <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-literal\">FALSE<\/span><span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">+<\/span><br \/>\n  geom_text<span class=\"hljs-punctuation\">(<\/span>aes<span class=\"hljs-punctuation\">(<\/span>label <span class=\"hljs-operator\">=<\/span> Sales<span class=\"hljs-punctuation\">)<\/span><span class=\"hljs-punctuation\">,<\/span> vjust <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-operator\">-<\/span><span class=\"hljs-number\">0.3<\/span><span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">+<\/span><br \/>\n  labs<span class=\"hljs-punctuation\">(<\/span>title <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"Fruit Sales\"<\/span><span class=\"hljs-punctuation\">,<\/span> x <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"Fruit\"<\/span><span class=\"hljs-punctuation\">,<\/span> y <span class=\"hljs-operator\">=<\/span> <span class=\"hljs-string\">\"Number of Sales\"<\/span><span class=\"hljs-punctuation\">)<\/span> <span class=\"hljs-operator\">+<\/span><br \/>\n  theme_minimal<span class=\"hljs-punctuation\">(<\/span><span class=\"hljs-punctuation\">)<\/span><\/p>\n<p><span class=\"hljs-comment\"># \u663e\u793a\u81ea\u5b9a\u4e49\u6761\u5f62\u56fe<\/span><br \/>\nprint<span class=\"hljs-punctuation\">(<\/span>custom_bar_plot<span class=\"hljs-punctuation\">)<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u521b\u5efa\u4e00\u4e2a\u66f4\u6613\u4e8e\u9605\u8bfb\u7684\u81ea\u5b9a\u4e49\u6761\u5f62\u56fe\uff0c\u5176\u4e2d\u6bcf\u79cd\u6c34\u679c\u7684\u6761\u5f62\u4f7f\u7528\u4e0d\u540c\u7684\u989c\u8272\u586b\u5145\uff0c\u5e76\u5728\u6bcf\u4e2a\u6761\u5f62\u7684\u9876\u90e8\u663e\u793a\u9500\u552e\u6570\u91cf\u3002\u6b64\u5916\uff0c\u6211\u4eec\u8fd8\u6dfb\u52a0\u4e86\u6807\u9898\u548c\u8f74\u6807\u7b7e\uff0c\u5e76\u4f7f\u7528<code>theme_minimal()<\/code>\u5e94\u7528\u4e86\u4e00\u4e2a\u7b80\u6d01\u7684\u4e3b\u9898\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/yunshangtulv.com.cn\/wp-content\/uploads\/2023\/03\/1679955080311.webp\" \/><\/p>\n<p>\u8fd9\u5c31\u662f\u4f7f\u7528R\u8bed\u8a00\u548c<code>ggplot2<\/code>\u5305\u521b\u5efa\u548c\u81ea\u5b9a\u4e49\u6761\u5f62\u56fe\u7684\u4e00\u4e2a\u7b80\u5355\u5b9e\u4f8b\u3002\u6839\u636e\u9700\u8981\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u66f4\u591a\u81ea\u5b9a\u4e49\u9009\u9879\u548c\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728R\u8bed\u8a00\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528ggplot2\u5305\u8f7b\u677e\u521b\u5efa\u6761\u5f62\u56fe\u3002\u6761\u5f62\u56fe\u662f\u4e00\u79cd\u53ef\u89c6\u5316\u6570\u636e\u7684\u6709\u6548\u65b9\u6cd5\uff0c\u53ef\u4ee5\u663e\u793a\u5404\u7c7b\u522b\u7684\u6570\u503c\u5927\u5c0f [&hellip;]<\/p>\n","protected":false},"author":111,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-404","post","type-post","status-publish","format-standard","hentry","category-r"],"_links":{"self":[{"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=\/wp\/v2\/users\/111"}],"replies":[{"embeddable":true,"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=404"}],"version-history":[{"count":0,"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=\/wp\/v2\/posts\/404\/revisions"}],"wp:attachment":[{"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yunshangtulv.com.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}