这是关于force-direct算法的可视化方向的论文，主要为了使得画布中的各点分布均匀，弹簧与戒指模型说得很不错。-This is about the force-direct visualization of the algorithm the direction of the paper, the main canvas in order to make the points evenly distributed spring model very well with the ring.

echarts.js，支持折线图、柱状图、散点图、K线图、饼图、雷达图、地图、和弦图、力导向布局图、仪表盘以及漏斗图，同时支持任意维度的堆积和多图表混合展现。-Echarts.js support line chart, histogram, scatter map, K line graph, pie chart, radar charts, maps, and chordal graphs, force directed layout, instrument panel and a funn