"concept drift" meaning in English

{
  "etymology_text": "Concept refers to the hidden relationship between the inputs and outputs of the model.",
  "forms": [
    {
      "form": "concept drifts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "concept drift (countable and uncountable, plural concept drifts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Machine learning",
          "orig": "en:Machine learning",
          "parents": [
            "Artificial intelligence",
            "Computer science",
            "Cybernetics",
            "Computing",
            "Sciences",
            "Applied mathematics",
            "Systems theory",
            "Technology",
            "All topics",
            "Mathematics",
            "Systems",
            "Fundamental",
            "Formal sciences",
            "Interdisciplinary fields",
            "Society"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Statistics",
          "orig": "en:Statistics",
          "parents": [
            "Formal sciences",
            "Mathematics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2010, Mounia Lalmas et al., editors, Research and Advanced Technology for Digital Libraries […] , Springer, →ISBN, page 544:",
          "text": "Regarding collection usage, frecency metrics are employed, combining frequency and recency, to effectively capture concept drift and temporal trends.",
          "type": "quote"
        },
        {
          "ref": "2020, Zhiwen Yu et al., editors, Green, Pervasive, and Cloud Computing […] , Springer Nature, →ISBN, page 115:",
          "text": "Concept drift is an important issue to be considered in data stream mining. In a real environment, the data distribution is constantly changing, and the model needs to be continuously updated to adapt to the new environment.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The tendency of a statistical model to become less and less accurate over time in real-world conditions."
      ],
      "id": "en-concept_drift-en-noun-RLusRPz5",
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "machine learning",
          "machine learning"
        ],
        [
          "model",
          "model"
        ],
        [
          "accurate",
          "accurate"
        ]
      ],
      "qualifier": "machine learning",
      "raw_glosses": [
        "(statistics, machine learning) The tendency of a statistical model to become less and less accurate over time in real-world conditions."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "concept drift"
      ]
    }
  ],
  "word": "concept drift"
}

{
  "etymology_text": "Concept refers to the hidden relationship between the inputs and outputs of the model.",
  "forms": [
    {
      "form": "concept drifts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "concept drift (countable and uncountable, plural concept drifts)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Machine learning",
        "en:Statistics"
      ],
      "examples": [
        {
          "ref": "2010, Mounia Lalmas et al., editors, Research and Advanced Technology for Digital Libraries […] , Springer, →ISBN, page 544:",
          "text": "Regarding collection usage, frecency metrics are employed, combining frequency and recency, to effectively capture concept drift and temporal trends.",
          "type": "quote"
        },
        {
          "ref": "2020, Zhiwen Yu et al., editors, Green, Pervasive, and Cloud Computing […] , Springer Nature, →ISBN, page 115:",
          "text": "Concept drift is an important issue to be considered in data stream mining. In a real environment, the data distribution is constantly changing, and the model needs to be continuously updated to adapt to the new environment.",
          "type": "quote"
        }
      ],
      "glosses": [
        "The tendency of a statistical model to become less and less accurate over time in real-world conditions."
      ],
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "machine learning",
          "machine learning"
        ],
        [
          "model",
          "model"
        ],
        [
          "accurate",
          "accurate"
        ]
      ],
      "qualifier": "machine learning",
      "raw_glosses": [
        "(statistics, machine learning) The tendency of a statistical model to become less and less accurate over time in real-world conditions."
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "concept drift"
      ]
    }
  ],
  "word": "concept drift"
}