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本篇内容主要讲解“python怎么使用pyecharts绘制桑基图”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“Python怎么使用pyecharts绘制桑基图”吧!桑基图桑基图(Sankey
本篇内容主要讲解“python怎么使用pyecharts绘制桑基图”,感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷,实用性强。下面就让小编来带大家学习“Python怎么使用pyecharts绘制桑基图”吧!
桑基图(Sankey diagram),即桑基能量分流图,也叫桑基能量平衡图。它是一种特定类型的流程图,图中延伸的分支的宽度对应数据流量的大小,通常应用于 能源、材料成分、 金融等数据的可视化分析。因1898年Matthew Henry Phineas Riall Sankey绘制的“ 蒸汽机的能源效率图”而闻名,此后便以其名字命名为“桑基图”。
桑基图最明显的特征就是,始末端的分支宽度总和相等,即所有主支宽度的总和应与所有分出去的分支宽度的总和相等,保持能量的平衡。
from pyecharts import options as optsfrom pyecharts.charts import Sankeynodes = [{"name": "cateGory1"},{"name": "category2"},{"name": "category3"},{"name": "category4"},{"name": "category5"},{"name": "category6"},]links = [{"source": "category1", "target": "category2", "value": 10},{"source": "category2", "target": "category3", "value": 15},{"source": "category3", "target": "category4", "value": 20},{"source": "category5", "target": "category6", "value": 25},]c = (Sankey().add("sankey",nodes,links,linestyle_opt=opts.LineStyleOpts(opacity=0.2, curve=0.5, color="source"),label_opts=opts.LabelOpts(position="right"),).set_global_opts(title_opts=opts.TitleOpts(title="标题")).render("桑基图.html"))
from pyecharts import options as optsfrom pyecharts.charts import Sankeycolors = ["#67001f","#b2182b","#d6604d","#f4a582","#fddbc7","#d1e5f0","#92c5de","#4393c3","#2166ac","#053061",]nodes = [{"name": "a"},{"name": "b"},{"name": "a1"},{"name": "b1"},{"name": "c"},{"name": "e"},]links = [{"source": "a", "target": "a1", "value": 5},{"source": "e", "target": "b", "value": 3},{"source": "a", "target": "b1", "value": 3},{"source": "b1", "target": "a1", "value": 1},{"source": "b1", "target": "c", "value": 2},{"source": "b", "target": "c", "value": 1},]c = (Sankey().set_colors(colors).add("sankey",nodes=nodes,links=links,pos_bottom="10%",focus_node_adjacency="allEdges",orient="vertical",linestyle_opt=opts.LineStyleOpts(opacity=0.2, curve=0.5, color="source"),label_opts=opts.LabelOpts(position="top"),).set_global_opts(title_opts=opts.TitleOpts(title="标题"),tooltip_opts=opts.TooltipOpts(trigger="item", trigger_on="mousemove"),).render("复杂桑基图.html"))
到此,相信大家对“Python怎么使用pyecharts绘制桑基图”有了更深的了解,不妨来实际操作一番吧!这里是编程网网站,更多相关内容可以进入相关频道进行查询,关注我们,继续学习!
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