| /* |
| title: Exponential Regression |
| category: scatter |
| titleCN: 指数回归（使用统计插件） |
| difficulty: 1 |
| */ |
| |
| // See https://github.com/ecomfe/echarts-stat |
| echarts.registerTransform(ecStat.transform.regression); |
| |
| option = { |
| dataset: [{ |
| source: [ |
| [1, 4862.4], |
| [2, 5294.7], |
| [3, 5934.5], |
| [4, 7171.0], |
| [5, 8964.4], |
| [6, 10202.2], |
| [7, 11962.5], |
| [8, 14928.3], |
| [9, 16909.2], |
| [10, 18547.9], |
| [11, 21617.8], |
| [12, 26638.1], |
| [13, 34634.4], |
| [14, 46759.4], |
| [15, 58478.1], |
| [16, 67884.6], |
| [17, 74462.6], |
| [18, 79395.7] |
| ] |
| }, { |
| transform: { |
| type: 'ecStat:regression', |
| config: { |
| method: 'exponential', |
| // 'end' by default |
| // formulaOn: 'start' |
| } |
| } |
| }], |
| title: { |
| text: '1981 - 1998 gross domestic product GDP (trillion yuan)', |
| subtext: 'By ecStat.regression', |
| sublink: 'https://github.com/ecomfe/echarts-stat', |
| left: 'center' |
| }, |
| tooltip: { |
| trigger: 'axis', |
| axisPointer: { |
| type: 'cross' |
| } |
| }, |
| xAxis: { |
| splitLine: { |
| lineStyle: { |
| type: 'dashed' |
| } |
| } |
| }, |
| yAxis: { |
| splitLine: { |
| lineStyle: { |
| type: 'dashed' |
| } |
| } |
| }, |
| series: [{ |
| name: 'scatter', |
| type: 'scatter', |
| datasetIndex: 0 |
| },{ |
| name: 'line', |
| type: 'line', |
| smooth: true, |
| datasetIndex: 1, |
| symbolSize: 0.1, |
| symbol: 'circle', |
| label: { show: true, fontSize: 16 }, |
| labelLayout: { dx: -20 }, |
| encode: { label: 2, tooltip: 1 } |
| }] |
| }; |
