{"id":834,"date":"2023-07-28T14:46:53","date_gmt":"2023-07-28T14:46:53","guid":{"rendered":"https:\/\/statorials.org\/cn\/%e8%9f%92%e8%9b%87%e5%bc%b9%e5%a4%b4\/"},"modified":"2023-07-28T14:46:53","modified_gmt":"2023-07-28T14:46:53","slug":"%e8%9f%92%e8%9b%87%e5%bc%b9%e5%a4%b4","status":"publish","type":"post","link":"https:\/\/statorials.org\/cn\/%e8%9f%92%e8%9b%87%e5%bc%b9%e5%a4%b4\/","title":{"rendered":"\u5982\u4f55\u7528 python \u521b\u5efa ogive \u56fe\u8868"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>\u5c16\u5f62<\/strong>\u56fe\u662f\u663e\u793a\u6570\u636e\u96c6\u4e2d\u6709\u591a\u5c11\u6570\u636e\u503c\u9ad8\u4e8e\u6216\u4f4e\u4e8e\u67d0\u4e2a\u503c\u7684\u56fe\u8868\u3002\u672c\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\u5728 Python \u4e2d\u521b\u5efa\u5f39\u5934\u3002<\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>\u793a\u4f8b\uff1a\u5982\u4f55\u7528 Python \u521b\u5efa Ogive<\/strong><\/span><\/h3>\n<p><span style=\"color: #000000;\">\u5b8c\u6210\u4ee5\u4e0b\u6b65\u9aa4\u4ee5\u5728 Python \u4e2d\u4e3a\u6570\u636e\u96c6\u521b\u5efa\u4e00\u4e2aogive\u3002<\/span><\/p>\n<p><span style=\"color: #000000;\"><strong>\u6b65\u9aa4 1\uff1a\u521b\u5efa\u6570\u636e\u96c6\u3002<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u9996\u5148\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u636e\u96c6\u3002<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create array of 1,000 random integers between 0 and 10<\/span>\nnp.random.seed(1)\ndata = np.random.randint(0, 10, 1000)\n\n<span style=\"color: #008080;\">#view first ten values<\/span> \ndata[:10]\n\narray([5, 8, 9, 5, 0, 0, 1, 7, 6, 9])\n<\/strong><\/pre>\n<p><span style=\"color: #000000;\"><strong>\u7b2c2\u6b65\uff1a\u521b\u5efa\u5f39\u5934\u3002<\/strong><\/span><\/p>\n<p><span style=\"color: #000000;\">\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<a href=\"https:\/\/numpy.org\/doc\/stable\/reference\/generated\/numpy.histogram.html\" target=\"_blank\" rel=\"noopener\">numpy.histogram<\/a>\u51fd\u6570\u81ea\u52a8\u67e5\u627e\u7c7b\u522b\u548c\u7c7b\u522b\u9891\u7387\u3002\u7136\u540e\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 matplotlib \u6765\u521b\u5efa\u5f39\u5934\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt \n<span style=\"color: #008080;\">\n#obtain histogram values with 10 bins\n<span style=\"color: #000000;\">values, base = np.histogram(data, bins=10)\n<\/span>\n#find the cumulative sums\n<span style=\"color: #000000;\">cumulative = np.cumsum(values)\n<\/span>\n# plot the warhead\n<span style=\"color: #000000;\">plt.plot(base[:-1], cumulative, 'ro-')<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9222 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ogivepython1.png\" alt=\"Python \u4e2d\u7684\u5f39\u5934\u56fe\u8868\" width=\"392\" height=\"259\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p><span style=\"color: #000000;\">\u6839\u636e\u6211\u4eec\u5728<strong>numpy.histogram<\/strong>\u51fd\u6570\u4e2d\u6307\u5b9a\u7684\u6846\u6570\u91cf\uff0c\u5b50\u5f39\u56fe\u770b\u8d77\u6765\u4f1a\u6709\u6240\u4e0d\u540c\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u4f7f\u7528 30 \u4e2a\u7ec4\uff0c\u56fe\u8868\u5c06\u5982\u4e0b\u6240\u793a\uff1a<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#obtain histogram values with 30 bins\n<span style=\"color: #000000;\">values, base = np.histogram(data, bins= <span style=\"color: #800080;\">10<\/span> )\n<\/span>\n#find the cumulative sums\n<span style=\"color: #000000;\">cumulative = np.cumsum(values)\n<\/span>\n# plot the warhead\n<span style=\"color: #000000;\">plt.plot(base[:-1], cumulative, 'ro-')<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9223 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/ogivepython2.png\" alt=\"python \u4e2d\u7684 Ogive \u793a\u4f8b\" width=\"392\" height=\"259\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">&#8216; <strong>ro-&#8216;<\/strong>\u53c2\u6570\u6307\u5b9a\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"color: #000000;\">\u4f7f\u7528\u7ea2\u8272 (r)<\/span><\/li>\n<li><span style=\"color: #000000;\">\u6bcf\u6b21\u8bfe\u95f4\u4f11\u606f\u65f6\u4f7f\u7528\u5706\u5708 (o)<\/span><\/li>\n<li><span style=\"color: #000000;\">\u4f7f\u7528\u76f4\u7ebf\u8fde\u63a5\u5706\u5708 (-)<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">\u8bf7\u968f\u610f\u4fee\u6539\u8fd9\u4e9b\u9009\u9879\u4ee5\u6539\u53d8\u56fe\u8868\u7684\u7f8e\u89c2\u3002<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5c16\u5f62\u56fe\u662f\u663e\u793a\u6570\u636e\u96c6\u4e2d\u6709\u591a\u5c11\u6570\u636e\u503c\u9ad8\u4e8e\u6216\u4f4e\u4e8e\u67d0\u4e2a\u503c\u7684\u56fe\u8868\u3002\u672c\u6559\u7a0b\u89e3\u91ca\u4e86\u5982\u4f55\u5728 Python \u4e2d\u521b\u5efa\u5f39\u5934\u3002 \u793a\u4f8b\uff1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-834","post","type-post","status-publish","format-standard","hentry","category-11"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - 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