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features2d. 特徴検出とディスクリプタ抽出
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.. toctree::
    :maxdepth: 2

    features2d_feature_detection_and_description
    features2d_common_interfaces_of_feature_detectors
    features2d_common_interfaces_of_descriptor_extractors
    features2d_common_interfaces_of_descriptor_matchers
    features2d_common_interfaces_of_generic_descriptor_matchers
    features2d_drawing_function_of_keypoints_and_matches
    features2d_object_categorization