{
  "export": [
    "knn.json"
  ],
  "keywords": [],
  "children": [
    {
      "K均值聚类": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-1397",
        "keywords_must": [
          "聚类",
          "K均值",
          "kmeans",
          "k-means"
        ],
        "keywords_forbid": []
      }
    },
    {
      "选择K—肘部法则": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-1398",
        "keywords_must": [],
        "keywords_forbid": []
      }
    },
    {
      "距离或相似性度量": {
        "keywords": [],
        "children": [
          {
            "属性": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-1320",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "一般及欧氏距离": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-1321",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "平方欧氏距离": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-1322",
              "keywords_must": [],
              "keywords_forbid": []
            }
          },
          {
            "字符串之间的编辑距离": {
              "keywords": [],
              "children": [],
              "node_id": "python-5-1323",
              "keywords_must": [],
              "keywords_forbid": []
            }
          }
        ],
        "node_id": "python-4-1399",
        "keywords_must": [],
        "keywords_forbid": []
      }
    },
    {
      "文档上下文的相似性": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-1400",
        "keywords_must": [],
        "keywords_forbid": []
      }
    },
    {
      "如何判断聚类结果是否良好": {
        "keywords": [],
        "children": [],
        "node_id": "python-4-1401",
        "keywords_must": [],
        "keywords_forbid": []
      }
    }
  ],
  "node_id": "python-3-252",
  "keywords_must": [
    "聚类"
  ],
  "keywords_forbid": []
}