"keypoint" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "key",
        "3": "point"
      },
      "expansion": "key + point",
      "name": "compound"
    }
  ],
  "etymology_text": "From key + point.",
  "forms": [
    {
      "form": "keypoints",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "keypoint (plural keypoints)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "51 49",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "50 50",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Part of a valley where the lower and flatter portion of the primary valley floor suddenly becomes steeper, used in computing a keyline for the efficient planning of water usage."
      ],
      "id": "en-keypoint-en-noun-Utxyp5UG",
      "links": [
        [
          "valley",
          "valley"
        ],
        [
          "steep",
          "steep"
        ],
        [
          "keyline",
          "keyline"
        ],
        [
          "water",
          "water"
        ]
      ]
    },
    {
      "categories": [
        {
          "_dis": "51 49",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "50 50",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "49 51",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "2016, Abhilash Srikantha, Juergen Gall, “Weakly Supervised Learning of Affordances”, in arXiv:",
          "text": "We use a deep convolutional neural network within an expectation maximization framework to take advantage of weakly labeled data like image level annotations or keypoint annotations.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An important point in an image, used in computer vision systems when detecting objects etc."
      ],
      "id": "en-keypoint-en-noun-ynpm9r5p",
      "links": [
        [
          "important",
          "important"
        ],
        [
          "point",
          "point"
        ],
        [
          "image",
          "image"
        ],
        [
          "computer vision",
          "computer vision"
        ]
      ]
    }
  ],
  "word": "keypoint"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "key",
        "3": "point"
      },
      "expansion": "key + point",
      "name": "compound"
    }
  ],
  "etymology_text": "From key + point.",
  "forms": [
    {
      "form": "keypoints",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "keypoint (plural keypoints)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "Part of a valley where the lower and flatter portion of the primary valley floor suddenly becomes steeper, used in computing a keyline for the efficient planning of water usage."
      ],
      "links": [
        [
          "valley",
          "valley"
        ],
        [
          "steep",
          "steep"
        ],
        [
          "keyline",
          "keyline"
        ],
        [
          "water",
          "water"
        ]
      ]
    },
    {
      "categories": [
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2016, Abhilash Srikantha, Juergen Gall, “Weakly Supervised Learning of Affordances”, in arXiv:",
          "text": "We use a deep convolutional neural network within an expectation maximization framework to take advantage of weakly labeled data like image level annotations or keypoint annotations.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An important point in an image, used in computer vision systems when detecting objects etc."
      ],
      "links": [
        [
          "important",
          "important"
        ],
        [
          "point",
          "point"
        ],
        [
          "image",
          "image"
        ],
        [
          "computer vision",
          "computer vision"
        ]
      ]
    }
  ],
  "word": "keypoint"
}