
/* eslint-disable */
// THIS FILE IS GENERATED, DON'T MODIFY */
export default [
  {
    "category": [
      "bar"
    ],
    "id": "bar-background",
    "tags": [],
    "title": "Bar with Background",
    "titleCN": "带背景色的柱状图",
    "difficulty": 0
  },
  {
    "category": [
      "custom"
    ],
    "id": "bar-histogram",
    "tags": [],
    "title": "Histogram with Custom Series",
    "titleCN": "直方图（自定义系列）",
    "difficulty": 0
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-simple",
    "tags": [],
    "title": "Basic Bar",
    "titleCN": "基础柱状图",
    "difficulty": 0
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-tick-align",
    "tags": [],
    "title": "Axis Align with Tick",
    "titleCN": "坐标轴刻度与标签对齐",
    "difficulty": 0
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-simple",
    "tags": [],
    "title": "Simple Calendar",
    "titleCN": "基础日历图",
    "difficulty": 0
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-simple",
    "tags": [],
    "title": "Basic Candlestick",
    "titleCN": "基础 K 线图",
    "difficulty": 0
  },
  {
    "category": [
      "dataset",
      "bar",
      "transform"
    ],
    "id": "data-transform-sort-bar",
    "tags": [],
    "title": "Sort Data in Bar Chart",
    "titleCN": "柱状图排序",
    "difficulty": 0
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-cartesian",
    "tags": [],
    "title": "Heatmap on Cartesian",
    "titleCN": "笛卡尔坐标系上的热力图",
    "difficulty": 0
  },
  {
    "category": [
      "line"
    ],
    "id": "line-simple",
    "tags": [],
    "title": "Basic Line Chart",
    "titleCN": "基础折线图",
    "difficulty": 0
  },
  {
    "category": [
      "line"
    ],
    "id": "line-smooth",
    "tags": [],
    "title": "Smoothed Line Chart",
    "titleCN": "基础平滑折线图",
    "difficulty": 0
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-simple",
    "tags": [],
    "title": "Referer of a website",
    "titleCN": "某站点用户访问来源",
    "difficulty": 0
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar",
    "tags": [],
    "title": "Basic Radar Chart",
    "titleCN": "基础雷达图",
    "difficulty": 0
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-simple",
    "tags": [],
    "title": "Basic Sankey",
    "titleCN": "基础桑基图",
    "difficulty": 0
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-simple",
    "tags": [],
    "title": "Basic Scatter Chart",
    "titleCN": "基础散点图",
    "difficulty": 0
  },
  {
    "category": [
      "line"
    ],
    "id": "area-basic",
    "tags": [],
    "title": "Basic area chart",
    "titleCN": "基础面积图",
    "difficulty": 1
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-data-color",
    "tags": [],
    "title": "Set Style of Single Bar.",
    "titleCN": "自定义单个柱子颜色",
    "difficulty": 1
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-waterfall",
    "tags": [],
    "title": "Waterfall Chart",
    "titleCN": "瀑布图（柱状图模拟）",
    "difficulty": 1
  },
  {
    "category": [
      "calendar",
      "heatmap"
    ],
    "id": "calendar-heatmap",
    "tags": [],
    "title": "Calendar Heatmap",
    "titleCN": "日历热力图",
    "difficulty": 1
  },
  {
    "category": [
      "calendar",
      "heatmap"
    ],
    "id": "calendar-vertical",
    "tags": [],
    "title": "Calendar Heatmap Vertical",
    "titleCN": "纵向日历图",
    "difficulty": 1
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "custom-ohlc",
    "tags": [],
    "title": "OHLC Chart",
    "titleCN": "OHLC 图（使用自定义系列）",
    "difficulty": 1
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-profit",
    "tags": [],
    "title": "Profit",
    "titleCN": "利润分布直方图",
    "difficulty": 1
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-encode0",
    "tags": [],
    "title": "Simple Encode",
    "titleCN": "指定数据到坐标轴的映射",
    "difficulty": 1
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge",
    "tags": [],
    "title": "Gauge Basic chart",
    "titleCN": "基础仪表盘",
    "difficulty": 1
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-simple",
    "tags": [],
    "title": "Simple Gauge",
    "titleCN": "带标签数字动画的基础仪表盘",
    "difficulty": 1
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force2",
    "tags": [],
    "title": "Force Layout",
    "titleCN": "力引导布局",
    "difficulty": 1
  },
  {
    "category": [
      "line"
    ],
    "id": "line-stack",
    "tags": [],
    "title": "Stacked Line Chart",
    "titleCN": "折线图堆叠",
    "difficulty": 1
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-simple",
    "tags": [],
    "title": "Basic Parallel",
    "titleCN": "基础平行坐标",
    "difficulty": 1
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-borderRadius",
    "tags": [],
    "title": "Doughnut Chart with Rounded Corner",
    "titleCN": "圆角环形图",
    "difficulty": 1
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-doughnut",
    "tags": [],
    "title": "Doughnut Chart",
    "titleCN": "环形图",
    "difficulty": 1
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-aqi",
    "tags": [],
    "title": "AQI - Radar Chart",
    "titleCN": "AQI - 雷达图",
    "difficulty": 1
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-vertical",
    "tags": [],
    "title": "Sankey Orient Vertical",
    "titleCN": "垂直方向的桑基图",
    "difficulty": 1
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-anscombe-quartet",
    "tags": [],
    "title": "Anscomb's quartet",
    "titleCN": "Anscomb's quartet",
    "difficulty": 1
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-clustering",
    "tags": [],
    "title": "Clustering Process",
    "titleCN": "数据聚合",
    "difficulty": 1
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-clustering-process",
    "tags": [],
    "title": "Clustering Process",
    "titleCN": "聚合过程可视化",
    "difficulty": 1
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-exponential-regression",
    "tags": [],
    "title": "Exponential Regression",
    "titleCN": "指数回归（使用统计插件）",
    "difficulty": 1
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-simple",
    "tags": [],
    "title": "Basic Sunburst",
    "titleCN": "基础旭日图",
    "difficulty": 1
  },
  {
    "category": [
      "line"
    ],
    "id": "area-stack",
    "tags": [],
    "title": "Stacked area chart",
    "titleCN": "堆叠面积图",
    "difficulty": 2
  },
  {
    "category": [
      "line"
    ],
    "id": "area-stack-gradient",
    "tags": [],
    "title": "Gradient Stacked area chart",
    "titleCN": "渐变堆叠面积图",
    "difficulty": 2
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-negative2",
    "tags": [],
    "title": "Bar Chart with Negative Value",
    "titleCN": "交错正负轴标签",
    "difficulty": 2
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-y-category",
    "tags": [],
    "title": "World Total Population",
    "titleCN": "世界人口总量 - 条形图",
    "difficulty": 2
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-horizontal",
    "tags": [],
    "title": "Calendar Heatmap Horizontal",
    "titleCN": "横向日力图",
    "difficulty": 2
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-sh",
    "tags": [],
    "title": "ShangHai Index",
    "titleCN": "上证指数",
    "difficulty": 2
  },
  {
    "category": [
      "custom",
      "dataZoom"
    ],
    "id": "custom-error-scatter",
    "tags": [],
    "title": "Error Scatter on Catesian",
    "titleCN": "使用自定系列给散点图添加误差范围",
    "difficulty": 2
  },
  {
    "category": [
      "scatter"
    ],
    "id": "effectScatter-map",
    "tags": [],
    "title": "Air Quality",
    "titleCN": "全国主要城市空气质量",
    "difficulty": 2
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-speed",
    "tags": [],
    "title": "Speed Gauge",
    "titleCN": "速度仪表盘",
    "difficulty": 2
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-grid",
    "tags": [],
    "title": "Graph on Cartesian",
    "titleCN": "笛卡尔坐标系上的 Graph",
    "difficulty": 2
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-simple",
    "tags": [],
    "title": "Simple Graph",
    "titleCN": "Graph 简单示例",
    "difficulty": 2
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-large",
    "tags": [],
    "title": "Heatmap - 2w data",
    "titleCN": "热力图 - 2w 数据",
    "difficulty": 2
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-large-piecewise",
    "tags": [],
    "title": "Heatmap - Discrete Mapping of Color",
    "titleCN": "热力图 - 颜色的离散映射",
    "difficulty": 2
  },
  {
    "category": [
      "line"
    ],
    "id": "line-marker",
    "tags": [],
    "title": "Temperature Change in the coming week",
    "titleCN": "未来一周气温变化",
    "difficulty": 2
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-aqi",
    "tags": [],
    "title": "Parallel Aqi",
    "titleCN": "AQI 分布（平行坐标）",
    "difficulty": 2
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-custom",
    "tags": [],
    "title": "Customized Pie",
    "titleCN": "饼图自定义样式",
    "difficulty": 2
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-pattern",
    "tags": [],
    "title": "Texture on Pie Chart",
    "titleCN": "饼图纹理",
    "difficulty": 2
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-roseType",
    "tags": [],
    "title": "Nightingale's Rose Diagram",
    "titleCN": "南丁格尔玫瑰图",
    "difficulty": 2
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-roseType-simple",
    "tags": [],
    "title": "Nightingale's Rose Diagram",
    "titleCN": "基础南丁格尔玫瑰图",
    "difficulty": 2
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-custom",
    "tags": [],
    "title": "Customized Radar Chart",
    "titleCN": "自定义雷达图",
    "difficulty": 2
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-itemstyle",
    "tags": [],
    "title": "Specify ItemStyle for Each Node in Sankey",
    "titleCN": "桑基图节点自定义样式",
    "difficulty": 2
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-levels",
    "tags": [],
    "title": "Sankey with Levels Setting",
    "titleCN": "桑基图层级自定义样式",
    "difficulty": 2
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-effect",
    "tags": [],
    "title": "Effect Scatter Chart",
    "titleCN": "涟漪特效散点图",
    "difficulty": 2
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-linear-regression",
    "tags": [],
    "title": "Linear Regression",
    "titleCN": "线性回归（使用统计插件）",
    "difficulty": 2
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-polynomial-regression",
    "tags": [],
    "title": "Polynomial Regression",
    "titleCN": "多项式回归（使用统计插件）",
    "difficulty": 2
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-borderRadius",
    "tags": [],
    "title": "Sunburst with Rounded Corner",
    "titleCN": "圆角旭日图",
    "difficulty": 2
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-label-rotate",
    "tags": [],
    "title": "Sunburst Label Rotate",
    "titleCN": "旭日图标签旋转",
    "difficulty": 2
  },
  {
    "category": [
      "line",
      "visualMap"
    ],
    "id": "area-pieces",
    "tags": [],
    "title": "Area Pieces",
    "titleCN": "折线图区域高亮",
    "difficulty": 3
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-gradient",
    "tags": [],
    "title": "Clickable Column Chart with Gradient",
    "titleCN": "特性示例：渐变色 阴影 点击缩放",
    "difficulty": 3
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-label-rotation",
    "tags": [],
    "title": "Bar Label Rotation",
    "titleCN": "柱状图标签旋转",
    "difficulty": 3
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-stack",
    "tags": [],
    "title": "Stacked Column Chart",
    "titleCN": "堆叠柱状图",
    "difficulty": 3
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-waterfall2",
    "tags": [],
    "title": "Waterfall Chart",
    "titleCN": "阶梯瀑布图（柱状图模拟）",
    "difficulty": 3
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-y-category-stack",
    "tags": [],
    "title": "Stacked Horizontal Bar",
    "titleCN": "堆叠条形图",
    "difficulty": 3
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-large",
    "tags": [],
    "title": "Large Scale Candlestick",
    "titleCN": "大数据量K线图",
    "difficulty": 3
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-bar-trend",
    "tags": [],
    "title": "Custom Bar Trend",
    "titleCN": "使用自定义系列添加柱状图趋势",
    "difficulty": 3
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-cartesian-polygon",
    "tags": [],
    "title": "Custom Cartesian Polygon",
    "titleCN": "自定义多边形图",
    "difficulty": 3
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-error-bar",
    "tags": [],
    "title": "Error Bar on Catesian",
    "titleCN": "使用自定系列给柱状图添加误差范围",
    "difficulty": 3
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-profile",
    "tags": [],
    "title": "Profile",
    "titleCN": "性能分析图",
    "difficulty": 3
  },
  {
    "category": [
      "custom"
    ],
    "id": "cycle-plot",
    "tags": [],
    "title": "Cycle Plot",
    "titleCN": "Cycle Plot",
    "difficulty": 3
  },
  {
    "category": [
      "line"
    ],
    "id": "data-transform-filter",
    "tags": [],
    "title": "Data Transform Fitler",
    "titleCN": "数据过滤",
    "difficulty": 3
  },
  {
    "category": [
      "dataset",
      "pie",
      "transform"
    ],
    "id": "data-transform-multiple-pie",
    "tags": [],
    "title": "Partition Data to Pies",
    "titleCN": "分割数据到数个饼图",
    "difficulty": 3
  },
  {
    "category": [
      "dataset",
      "pie"
    ],
    "id": "dataset-default",
    "tags": [],
    "title": "Default arrangement",
    "titleCN": "默认 encode 设置",
    "difficulty": 3
  },
  {
    "category": [
      "dataset"
    ],
    "id": "dataset-encode1",
    "tags": [],
    "title": "Encode and Matrix",
    "titleCN": "指定数据到坐标轴的映射",
    "difficulty": 3
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-progress",
    "tags": [],
    "title": "Grogress Gauge",
    "titleCN": "进度仪表盘",
    "difficulty": 3
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-stage",
    "tags": [],
    "title": "Stage Speed Gauge",
    "titleCN": "阶段速度仪表盘",
    "difficulty": 3
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force",
    "tags": [],
    "title": "Force Layout",
    "titleCN": "力引导布局",
    "difficulty": 3
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-label-overlap",
    "tags": [],
    "title": "Hide Overlapped Label",
    "titleCN": "关系图自动隐藏重叠标签",
    "difficulty": 3
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-bmap",
    "tags": [
      "bmap"
    ],
    "title": "Heatmap on Baidu Map Extension",
    "titleCN": "热力图与百度地图扩展",
    "difficulty": 3
  },
  {
    "category": [
      "heatmap"
    ],
    "id": "heatmap-map",
    "tags": [],
    "title": "Air Qulity",
    "titleCN": "全国主要城市空气质量",
    "difficulty": 3
  },
  {
    "category": [
      "line"
    ],
    "id": "line-gradient",
    "tags": [],
    "title": "Line Gradient",
    "titleCN": "折线图的渐变",
    "difficulty": 3
  },
  {
    "category": [
      "line"
    ],
    "id": "line-sections",
    "tags": [],
    "title": "Distribution of Electricity",
    "titleCN": "一天用电量分布",
    "difficulty": 3
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-alignTo",
    "tags": [],
    "title": "Pie Label Align",
    "titleCN": "饼图标签对齐",
    "difficulty": 3
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-labelLine-adjust",
    "tags": [],
    "title": "Label Line Adjust",
    "titleCN": "饼图引导线调整",
    "difficulty": 3
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar2",
    "tags": [],
    "title": "Proportion of Browsers",
    "titleCN": "浏览器占比变化",
    "difficulty": 3
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-energy",
    "tags": [],
    "title": "Gradient Edge",
    "titleCN": "桑基图渐变色边",
    "difficulty": 3
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-nodeAlign-left",
    "tags": [],
    "title": "Node Align Left in Sankey",
    "titleCN": "桑基图左对齐布局",
    "difficulty": 3
  },
  {
    "category": [
      "sankey"
    ],
    "id": "sankey-nodeAlign-right",
    "tags": [],
    "title": "Node Align Right in Sankey",
    "titleCN": "桑基图右对齐布局",
    "difficulty": 3
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-punchCard",
    "tags": [],
    "title": "Punch Card of Github",
    "titleCN": "GitHub 打卡气泡图",
    "difficulty": 3
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-single-axis",
    "tags": [],
    "title": "Scatter on Single Axis",
    "titleCN": "单轴散点图",
    "difficulty": 3
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-weight",
    "tags": [],
    "title": "Distribution of Height and Weight",
    "titleCN": "男性女性身高体重分布",
    "difficulty": 3
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-monochrome",
    "tags": [],
    "title": "Monochrome Sunburst",
    "titleCN": "Monochrome Sunburst",
    "difficulty": 3
  },
  {
    "category": [
      "line",
      "dataZoom"
    ],
    "id": "area-simple",
    "tags": [],
    "title": "Large scale area chart",
    "titleCN": "大数据量面积图",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-brush",
    "tags": [],
    "title": "Brush Select on Column Chart",
    "titleCN": "柱状图框选",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-negative",
    "tags": [],
    "title": "Bar Chart with Negative Value",
    "titleCN": "正负条形图",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar1",
    "tags": [],
    "title": "Rainfall and Evaporation",
    "titleCN": "某地区蒸发量和降水量",
    "difficulty": 4
  },
  {
    "category": [
      "calendar",
      "graph"
    ],
    "id": "calendar-graph",
    "tags": [],
    "title": "Calendar Graph",
    "titleCN": "日历关系图",
    "difficulty": 4
  },
  {
    "category": [
      "calendar"
    ],
    "id": "calendar-lunar",
    "tags": [],
    "title": "Calendar Lunar",
    "titleCN": "农历日历图",
    "difficulty": 4
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-touch",
    "tags": [],
    "title": "Axis Pointer Link and Touch",
    "titleCN": "触屏上的坐标轴指示器",
    "difficulty": 4
  },
  {
    "category": [
      "line"
    ],
    "id": "confidence-band",
    "tags": [],
    "title": "Confidence Band",
    "titleCN": "Confidence Band",
    "difficulty": 4
  },
  {
    "category": [
      "custom",
      "dataZoom",
      "drag"
    ],
    "id": "custom-gantt-flight",
    "tags": [],
    "title": "Gantt Chart of Airport Flights",
    "titleCN": "机场航班甘特图",
    "difficulty": 4
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-polar-heatmap",
    "tags": [],
    "title": "Polar Heatmap",
    "titleCN": "极坐标热力图（自定义系列）",
    "difficulty": 4
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "data-transform-aggregate",
    "tags": [],
    "title": "Data Transform Simple Aggregate",
    "titleCN": "简单的数据聚合",
    "difficulty": 4
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-grade",
    "tags": [],
    "title": "Grade Gauge",
    "titleCN": "等级仪表盘",
    "difficulty": 4
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-multi-title",
    "tags": [],
    "title": "Multi Title Gauge",
    "titleCN": "多标题仪表盘",
    "difficulty": 4
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-temperature",
    "tags": [],
    "title": "Temperature Gauge chart",
    "titleCN": "气温仪表盘",
    "difficulty": 4
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph",
    "tags": [],
    "title": "Les Miserables",
    "titleCN": "悲惨世界人物关系图",
    "difficulty": 4
  },
  {
    "category": [
      "line"
    ],
    "id": "grid-multiple",
    "tags": [],
    "title": "Rainfall and Water Flow",
    "titleCN": "雨量流量关系图",
    "difficulty": 4
  },
  {
    "category": [
      "line"
    ],
    "id": "line-aqi",
    "tags": [],
    "title": "Beijing AQI",
    "titleCN": "北京 AQI 可视化",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-line-bar",
    "tags": [],
    "title": "Mixed Line and Bar",
    "titleCN": "折柱混合",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-zoom-on-value",
    "tags": [],
    "title": "Mix Zoom On Value",
    "titleCN": "多数值轴轴缩放",
    "difficulty": 4
  },
  {
    "category": [
      "line"
    ],
    "id": "multiple-x-axis",
    "tags": [],
    "title": "Multiple X Axes",
    "titleCN": "多 X 轴",
    "difficulty": 4
  },
  {
    "category": [
      "bar"
    ],
    "id": "multiple-y-axis",
    "tags": [],
    "title": "Multiple Y Axes",
    "titleCN": "多 Y 轴示例",
    "difficulty": 4
  },
  {
    "category": [
      "parallel"
    ],
    "id": "parallel-nutrients",
    "tags": [],
    "title": "Parallel Nutrients",
    "titleCN": "营养结构（平行坐标）",
    "difficulty": 4
  },
  {
    "category": [
      "pie"
    ],
    "id": "pie-legend",
    "tags": [],
    "title": "Pie with Scrollable Legend",
    "titleCN": "可滚动的图例",
    "difficulty": 4
  },
  {
    "category": [
      "pie",
      "rich"
    ],
    "id": "pie-rich-text",
    "tags": [],
    "title": "Pie Special Label",
    "titleCN": "富文本标签",
    "difficulty": 4
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-label-align-right",
    "tags": [],
    "title": "Align Label on the Top",
    "titleCN": "散点图标签顶部对齐",
    "difficulty": 4
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-label-align-top",
    "tags": [],
    "title": "Align Label on the Top",
    "titleCN": "散点图标签顶部对齐",
    "difficulty": 4
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-visualMap",
    "tags": [],
    "title": "Sunburst VisualMap",
    "titleCN": "旭日图使用视觉编码",
    "difficulty": 4
  },
  {
    "category": [
      "line"
    ],
    "id": "area-rainfall",
    "tags": [],
    "title": "Rainfall",
    "titleCN": "雨量流量关系图",
    "difficulty": 5
  },
  {
    "category": [
      "line"
    ],
    "id": "area-time-axis",
    "tags": [],
    "title": "Area Chart with Time Axis",
    "titleCN": "时间轴折线图",
    "difficulty": 5
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-animation-delay",
    "tags": [],
    "title": "Animation Delay",
    "titleCN": "柱状图动画延迟",
    "difficulty": 5
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-large",
    "tags": [],
    "title": "Large Scale Bar Chart",
    "titleCN": "大数据量柱图",
    "difficulty": 5
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-race",
    "tags": [],
    "title": "Bar Race",
    "titleCN": "动态排序柱状图",
    "difficulty": 5
  },
  {
    "category": [
      "dataset",
      "line",
      "pie"
    ],
    "id": "dataset-link",
    "tags": [],
    "title": "Share Dataset",
    "titleCN": "联动和共享数据集",
    "difficulty": 5
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-series-layout-by",
    "tags": [],
    "title": "Series Layout By Column or Row",
    "titleCN": "系列按行和按列排布",
    "difficulty": 5
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-simple0",
    "tags": [],
    "title": "Simple Example of Dataset",
    "titleCN": "最简单的数据集（dataset）",
    "difficulty": 5
  },
  {
    "category": [
      "dataset",
      "bar"
    ],
    "id": "dataset-simple1",
    "tags": [],
    "title": "Dataset in Object Array",
    "titleCN": "对象数组的输入格式",
    "difficulty": 5
  },
  {
    "category": [
      "line"
    ],
    "id": "dynamic-data2",
    "tags": [],
    "title": "Dynamic Data + Time Axis",
    "titleCN": "动态数据 + 时间坐标轴",
    "difficulty": 5
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-ring",
    "tags": [],
    "title": "Ring Gauge",
    "titleCN": "得分环",
    "difficulty": 5
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-circular-layout",
    "tags": [],
    "title": "Les Miserables",
    "titleCN": "悲惨世界人物关系图(环形布局)",
    "difficulty": 5
  },
  {
    "category": [
      "line"
    ],
    "id": "line-function",
    "tags": [],
    "title": "Function Plot",
    "titleCN": "函数绘图",
    "difficulty": 5
  },
  {
    "category": [
      "line"
    ],
    "id": "line-race",
    "tags": [],
    "title": "Line Race",
    "titleCN": "动态排序折线图",
    "difficulty": 5
  },
  {
    "category": [
      "pie",
      "rich"
    ],
    "id": "pie-nest",
    "tags": [],
    "title": "Nested Pies",
    "titleCN": "嵌套环形图",
    "difficulty": 5
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-large",
    "tags": [],
    "title": "Large Scatter",
    "titleCN": "大规模散点图",
    "difficulty": 5
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nebula",
    "tags": [],
    "title": "Scatter Nebula",
    "titleCN": "大规模星云散点图",
    "difficulty": 5
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-stream-visual",
    "tags": [],
    "title": "Visual interaction with stream",
    "titleCN": "流式渲染和视觉映射操作",
    "difficulty": 5
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-drink",
    "tags": [],
    "title": "Drink Flavors",
    "titleCN": "Drink Flavors",
    "difficulty": 5
  },
  {
    "category": [
      "custom",
      "dataZoom"
    ],
    "id": "wind-barb",
    "tags": [],
    "title": "Wind Barb",
    "titleCN": "风向图",
    "difficulty": 5
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-race-country",
    "tags": [],
    "title": "Bar Race",
    "titleCN": "动态排序柱状图 - 人均收入",
    "difficulty": 6
  },
  {
    "category": [
      "bar",
      "rich"
    ],
    "id": "bar-rich-text",
    "tags": [],
    "title": "Wheater Statistics",
    "titleCN": "天气统计（富文本）",
    "difficulty": 6
  },
  {
    "category": [
      "scatter"
    ],
    "id": "bubble-gradient",
    "tags": [],
    "title": "Bubble Chart",
    "titleCN": "气泡图",
    "difficulty": 6
  },
  {
    "category": [
      "calendar",
      "pie"
    ],
    "id": "calendar-pie",
    "tags": [],
    "title": "Calendar Pie",
    "titleCN": "日历饼图",
    "difficulty": 6
  },
  {
    "category": [
      "custom",
      "map"
    ],
    "id": "custom-hexbin",
    "tags": [],
    "title": "Hexagonal Binning",
    "titleCN": "六边形分箱图（自定义系列）",
    "difficulty": 6
  },
  {
    "category": [
      "bar"
    ],
    "id": "dynamic-data",
    "tags": [],
    "title": "Dynamic Data",
    "titleCN": "动态数据",
    "difficulty": 6
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-barometer",
    "tags": [],
    "title": "Gauge Barometer chart",
    "titleCN": "气压表",
    "difficulty": 6
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-force-dynamic",
    "tags": [],
    "title": "Graph Dynamic",
    "titleCN": "动态增加图节点",
    "difficulty": 6
  },
  {
    "category": [
      "line"
    ],
    "id": "line-markline",
    "tags": [],
    "title": "Line with Marklines",
    "titleCN": "折线图的标记线",
    "difficulty": 6
  },
  {
    "category": [
      "line"
    ],
    "id": "line-style",
    "tags": [],
    "title": "Line Style and Item Style",
    "titleCN": "自定义折线图样式",
    "difficulty": 6
  },
  {
    "category": [
      "bar"
    ],
    "id": "mix-timeline-finance",
    "tags": [],
    "title": "Finance Indices 2002",
    "titleCN": "2002全国宏观经济指标",
    "difficulty": 6
  },
  {
    "category": [
      "sunburst"
    ],
    "id": "sunburst-book",
    "tags": [],
    "title": "Book Records",
    "titleCN": "书籍分布",
    "difficulty": 6
  },
  {
    "category": [
      "bar"
    ],
    "id": "watermark",
    "tags": [],
    "title": "Watermark - ECharts Download",
    "titleCN": "水印 - ECharts 下载统计",
    "difficulty": 6
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-real-estate",
    "tags": [],
    "title": "Bar Chart on Polar",
    "difficulty": 7
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-stack",
    "tags": [],
    "title": "Stacked Bar Chart on Polar",
    "titleCN": "极坐标系下的堆叠柱状图",
    "difficulty": 7
  },
  {
    "category": [
      "bar"
    ],
    "id": "bar-polar-stack-radial",
    "tags": [],
    "title": "Stacked Bar Chart on Polar(Radial)",
    "titleCN": "极坐标系下的堆叠柱状图",
    "difficulty": 7
  },
  {
    "category": [
      "custom",
      "calendar"
    ],
    "id": "custom-calendar-icon",
    "tags": [],
    "title": "Custom Calendar Icon",
    "titleCN": "日历图自定义图标",
    "difficulty": 7
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-wind",
    "tags": [],
    "title": "Use custom series to draw wind vectors",
    "titleCN": "使用自定义系列绘制风场",
    "difficulty": 7
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-clock",
    "tags": [],
    "title": "Clock Gauge",
    "titleCN": "时钟仪表盘",
    "difficulty": 7
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-life-expectancy",
    "tags": [],
    "title": "Graph Life Expectancy",
    "titleCN": "Graph Life Expectancy",
    "difficulty": 7
  },
  {
    "category": [
      "line"
    ],
    "id": "line-in-cartesian-coordinate-system",
    "tags": [],
    "title": "Line Chart in Cartesian Coordinate System",
    "titleCN": "双数值轴折线图",
    "difficulty": 7
  },
  {
    "category": [
      "line"
    ],
    "id": "line-log",
    "tags": [],
    "title": "Log Axis",
    "titleCN": "对数轴示例",
    "difficulty": 7
  },
  {
    "category": [
      "line"
    ],
    "id": "line-step",
    "tags": [],
    "title": "Step Line",
    "titleCN": "阶梯折线图",
    "difficulty": 7
  },
  {
    "category": [
      "bar"
    ],
    "id": "polar-roundCap",
    "tags": [],
    "title": "Rounded Bar on Polar",
    "titleCN": "圆角环形图",
    "difficulty": 7
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-aqi-color",
    "tags": [],
    "title": "Scatter Aqi Color",
    "titleCN": "AQI 气泡图",
    "difficulty": 7
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nutrients",
    "tags": [],
    "title": "Scatter Nutrients",
    "titleCN": "营养分布散点图",
    "difficulty": 7
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-nutrients-matrix",
    "tags": [],
    "title": "Scatter Nutrients Matrix",
    "titleCN": "营养分布散点矩阵",
    "difficulty": 7
  },
  {
    "category": [
      "gauge"
    ],
    "id": "gauge-car",
    "tags": [],
    "title": "Gauge Car",
    "titleCN": "Gauge Car",
    "difficulty": 8
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-webkit-dep",
    "tags": [],
    "title": "Graph Webkit Dep",
    "titleCN": "WebKit 模块关系依赖图",
    "difficulty": 8
  },
  {
    "category": [
      "line"
    ],
    "id": "line-easing",
    "tags": [],
    "title": "Line Easing Visualizing",
    "titleCN": "缓动函数可视化",
    "difficulty": 8
  },
  {
    "category": [
      "line"
    ],
    "id": "line-y-category",
    "tags": [],
    "title": "Line Y Category",
    "titleCN": "垂直折线图（Y轴为类目轴）",
    "difficulty": 8
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-polar-punchCard",
    "tags": [],
    "title": "Punch Card of Github",
    "titleCN": "GitHub 打卡气泡图（极坐标）",
    "difficulty": 8
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-aggregate-scatter-bar",
    "tags": [],
    "title": "Aggregate Morphing Between Scatter and Bar",
    "titleCN": "聚合分割形变（散点图 - 柱状图）",
    "difficulty": 9
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-aggregate-scatter-pie",
    "tags": [],
    "title": "Aggregate Morphing Between Scatter and Pie",
    "titleCN": "聚合分割形变（散点图 - 饼图）",
    "difficulty": 9
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-gauge",
    "tags": [],
    "title": "Custom Gauge",
    "titleCN": "自定义仪表",
    "difficulty": 9
  },
  {
    "category": [
      "graph"
    ],
    "id": "graph-npm",
    "tags": [],
    "title": "NPM Dependencies",
    "titleCN": "NPM 依赖关系图",
    "difficulty": 9
  },
  {
    "category": [
      "line"
    ],
    "id": "line-graphic",
    "tags": [],
    "title": "Custom Graphic Component",
    "titleCN": "自定义图形组件",
    "difficulty": 9
  },
  {
    "category": [
      "line"
    ],
    "id": "line-pen",
    "tags": [],
    "title": "Click to Add Points",
    "titleCN": "点击添加折线图拐点",
    "difficulty": 9
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-life-expectancy-timeline",
    "tags": [],
    "title": "Life Expectancy and GDP",
    "titleCN": "各国人均寿命与GDP关系演变",
    "difficulty": 9
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-painter-choice",
    "tags": [],
    "title": "Master Painter Color Choices Throughout History",
    "titleCN": "Master Painter Color Choices Throughout History",
    "difficulty": 9
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-light-velocity",
    "tags": [],
    "title": "Boxplot Light Velocity",
    "titleCN": "基础盒须图",
    "difficulty": 10
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-light-velocity2",
    "tags": [],
    "title": "Boxplot Light Velocity2",
    "titleCN": "垂直方向盒须图",
    "difficulty": 10
  },
  {
    "category": [
      "boxplot"
    ],
    "id": "boxplot-multi",
    "tags": [],
    "title": "Multiple Categories",
    "titleCN": "多系列盒须图",
    "difficulty": 10
  },
  {
    "category": [],
    "id": "calendar-effectscatter",
    "tags": [],
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-brush",
    "tags": [],
    "title": "Candlestick Brush",
    "titleCN": "日力图刷选",
    "difficulty": 10
  },
  {
    "category": [
      "candlestick"
    ],
    "id": "candlestick-sh-2015",
    "tags": [],
    "title": "ShangHai Index, 2015",
    "titleCN": "2015 年上证指数",
    "difficulty": 10
  },
  {
    "category": [],
    "id": "covid-america",
    "tags": [],
    "difficulty": 10
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-aggregate-scatter-cluster",
    "tags": [],
    "title": "Aggregate Morphing Between Scatter Clustering",
    "titleCN": "聚合分割形变（散点图聚类）",
    "difficulty": 10
  },
  {
    "category": [
      "scatter",
      "map"
    ],
    "id": "effectScatter-bmap",
    "tags": [
      "bmap"
    ],
    "title": "Air Quality - Baidu Map",
    "titleCN": "全国主要城市空气质量 - 百度地图",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel",
    "tags": [],
    "title": "Funnel Chart",
    "titleCN": "漏斗图",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-align",
    "tags": [],
    "title": "Funnel (align)",
    "titleCN": "漏斗图(对比)",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-customize",
    "tags": [],
    "title": "Customized Funnel",
    "titleCN": "漏斗图",
    "difficulty": 10
  },
  {
    "category": [
      "funnel"
    ],
    "id": "funnel-mutiple",
    "tags": [],
    "title": "Multiple Funnels",
    "titleCN": "漏斗图",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-beef-cuts",
    "tags": [],
    "title": "GEO Beef Cuts",
    "titleCN": "庖丁解牛",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-lines",
    "tags": [],
    "title": "Migration",
    "titleCN": "模拟迁徙",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-map-scatter",
    "tags": [],
    "title": "map and scatter share a geo",
    "titleCN": "map and scatter share a geo",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-organ",
    "tags": [],
    "title": "Organ Data with SVG",
    "titleCN": "内脏数据（SVG）",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-seatmap-flight",
    "tags": [],
    "title": "Flight Seatmap with SVG",
    "titleCN": "航班选座（SVG）",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-svg-lines",
    "tags": [],
    "title": "GEO SVG Lines",
    "titleCN": "GEO 路径图（SVG）",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-svg-map",
    "tags": [],
    "title": "GEO SVG Map",
    "titleCN": "地图（SVG）",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "geo-svg-traffic",
    "tags": [],
    "title": "GEO SVG Traffic",
    "titleCN": "交通（SVG）",
    "difficulty": 10
  },
  {
    "category": [
      "line",
      "drag"
    ],
    "id": "line-draggable",
    "tags": [],
    "title": "Try Dragging these Points",
    "titleCN": "可拖拽点",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-polar",
    "tags": [],
    "title": "Two Value-Axes in Polar",
    "titleCN": "极坐标双数值轴",
    "difficulty": 10
  },
  {
    "category": [
      "line"
    ],
    "id": "line-polar2",
    "tags": [],
    "title": "Two Value-Axes in Polar",
    "titleCN": "极坐标双数值轴",
    "difficulty": 10
  },
  {
    "category": [
      "line",
      "dataZoom"
    ],
    "id": "line-tooltip-touch",
    "tags": [],
    "title": "Tooltip and DataZoom on Mobile",
    "titleCN": "移动端上的 dataZoom 和 tooltip",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-airline",
    "tags": [],
    "title": "65k+ Airline",
    "titleCN": "65k+ 飞机航线",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap",
    "tags": [
      "bmap"
    ],
    "title": "A Hiking Trail in Hangzhou - Baidu Map",
    "titleCN": "杭州热门步行路线 - 百度地图",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap-bus",
    "tags": [
      "bmap"
    ],
    "title": "Bus Lines of Beijing - Baidu Map",
    "titleCN": "北京公交路线 - 百度地图",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-bmap-effect",
    "tags": [
      "bmap"
    ],
    "title": "Bus Lines of Beijing - Line Effect",
    "titleCN": "北京公交路线 - 线特效",
    "difficulty": 10
  },
  {
    "category": [
      "map",
      "lines"
    ],
    "id": "lines-ny",
    "tags": [],
    "title": "Use lines to draw 1 million ny streets.",
    "titleCN": "使用线图绘制近 100 万的纽约街道数据",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-bin",
    "tags": [
      "bmap"
    ],
    "title": "Binning on Map",
    "titleCN": "Binning on Map",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-china",
    "tags": [],
    "title": "Map China",
    "titleCN": "Map China",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-china-dataRange",
    "tags": [],
    "title": "Sales of iphone",
    "titleCN": "iphone销量",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-HK",
    "tags": [],
    "title": "Population Density of HongKong (2011)",
    "titleCN": "香港18区人口密度 （2011）",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-labels",
    "tags": [],
    "title": "Rich Text Labels on Map",
    "titleCN": "地图上的富文本标签",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-locate",
    "tags": [],
    "title": "Map Locate",
    "titleCN": "Map Locate",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-polygon",
    "tags": [
      "bmap"
    ],
    "title": "Draw Polygon on Map",
    "titleCN": "在地图上绘制多边形",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-province",
    "tags": [],
    "title": "Switch among 34 Provinces",
    "titleCN": "34 省切换查看",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-usa",
    "tags": [],
    "title": "USA Population Estimates (2012)",
    "titleCN": "USA Population Estimates (2012)",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-world",
    "tags": [],
    "title": "Map World",
    "titleCN": "Map World",
    "difficulty": 10
  },
  {
    "category": [
      "map"
    ],
    "id": "map-world-dataRange",
    "tags": [],
    "title": "World Population (2010)",
    "titleCN": "World Population (2010)",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-body-fill",
    "tags": [],
    "title": "Water Content",
    "titleCN": "人体含水量",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-dotted",
    "tags": [],
    "title": "Dotted bar",
    "titleCN": "虚线柱状图效果",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-forest",
    "tags": [],
    "title": "Expansion of forest",
    "titleCN": "森林的增长",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-hill",
    "tags": [],
    "title": "Wish List and Mountain Height",
    "titleCN": "圣诞愿望清单和山峰高度",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-spirit",
    "tags": [],
    "title": "Spirits",
    "titleCN": "精灵",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-vehicle",
    "tags": [],
    "title": "Vehicles",
    "titleCN": "交通工具",
    "difficulty": 10
  },
  {
    "category": [
      "pictorialBar"
    ],
    "id": "pictorialBar-velocity",
    "tags": [],
    "title": "Velocity of Christmas Reindeers",
    "titleCN": "驯鹿的速度",
    "difficulty": 10
  },
  {
    "category": [
      "radar"
    ],
    "id": "radar-multiple",
    "tags": [],
    "title": "Multiple Radar",
    "titleCN": "多雷达图",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-map",
    "tags": [],
    "title": "Air Quality",
    "titleCN": "全国主要城市空气质量",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-map-brush",
    "tags": [],
    "title": "Scatter Map Brush",
    "titleCN": "Scatter Map Brush",
    "difficulty": 10
  },
  {
    "category": [
      "parallel",
      "scatter"
    ],
    "id": "scatter-matrix",
    "tags": [],
    "title": "Scatter Matrix",
    "titleCN": "散点矩阵和平行坐标",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-weibo",
    "tags": [],
    "title": "Sign in of weibo",
    "titleCN": "微博签到数据点亮中国",
    "difficulty": 10
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-world-population",
    "tags": [],
    "title": "World Population (2011)",
    "titleCN": "World Population (2011)",
    "difficulty": 10
  },
  {
    "category": [
      "themeRiver"
    ],
    "id": "themeRiver-basic",
    "tags": [],
    "title": "ThemeRiver",
    "titleCN": "主题河流图",
    "difficulty": 10
  },
  {
    "category": [
      "themeRiver"
    ],
    "id": "themeRiver-lastfm",
    "tags": [],
    "title": "ThemeRiver Lastfm",
    "titleCN": "ThemeRiver Lastfm",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-basic",
    "tags": [],
    "title": "From Left to Right Tree",
    "titleCN": "从左到右树状图",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-legend",
    "tags": [],
    "title": "Multiple Trees",
    "titleCN": "多棵树",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-orient-bottom-top",
    "tags": [],
    "title": "From Bottom to Top Tree",
    "titleCN": "从下到上树状图",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-orient-right-left",
    "tags": [],
    "title": "From Right to Left Tree",
    "titleCN": "从右到左树状图",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-polyline",
    "tags": [],
    "title": "Tree with Polyline Edge",
    "titleCN": "折线树图",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-radial",
    "tags": [],
    "title": "Radial Tree",
    "titleCN": "径向树状图",
    "difficulty": 10
  },
  {
    "category": [
      "tree"
    ],
    "id": "tree-vertical",
    "tags": [],
    "title": "From Top to Bottom Tree",
    "titleCN": "从上到下树状图",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-disk",
    "tags": [],
    "title": "Disk Usage",
    "titleCN": "磁盘占用",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-drill-down",
    "tags": [],
    "title": "ECharts Option Query",
    "titleCN": "ECharts 配置项查询分布",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-obama",
    "tags": [],
    "title": "How $3.7 Trillion is Spent",
    "titleCN": "How $3.7 Trillion is Spent",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-show-parent",
    "tags": [],
    "title": "Show Parent Labels",
    "titleCN": "显示父层级标签",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-simple",
    "tags": [],
    "title": "Basic Treemap",
    "titleCN": "基础矩形树图",
    "difficulty": 10
  },
  {
    "category": [
      "treemap"
    ],
    "id": "treemap-visual",
    "tags": [],
    "title": "Gradient Mapping",
    "titleCN": "映射为渐变色",
    "difficulty": 10
  },
  {
    "category": [
      "calendar",
      "scatter"
    ],
    "id": "calendar-charts",
    "tags": [],
    "title": "Calendar Charts",
    "titleCN": "日力图",
    "difficulty": 11
  },
  {
    "category": [
      "custom"
    ],
    "id": "circle-packing-with-d3",
    "tags": [],
    "title": "Circle Packing with d3",
    "titleCN": "Circle Packing with d3",
    "difficulty": 11
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-one-to-one-morph",
    "tags": [],
    "title": "One-to-one Morphing",
    "titleCN": "一对一映射形变",
    "difficulty": 11
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-spiral-race",
    "tags": [],
    "title": "Custom Spiral Race",
    "titleCN": "自定义螺旋线竞速",
    "difficulty": 11
  },
  {
    "category": [
      "custom"
    ],
    "id": "custom-story-transition",
    "tags": [],
    "title": "Simple Story Transition",
    "titleCN": "极简场景变换示例",
    "difficulty": 11
  },
  {
    "category": [
      "scatter"
    ],
    "id": "scatter-logarithmic-regression",
    "tags": [],
    "title": "Logarithmic Regression",
    "titleCN": "对数回归（使用统计插件）",
    "difficulty": 16
  }
]