Object Categorization 2D 特征框架

class   cv::BOWImgDescriptorExtractor
  Class to compute an image descriptor using the bag of visual words . 更多...
class   cv::BOWKMeansTrainer
  kmeans -based class to train visual vocabulary using the bag of visual words approach. : 更多...
class   cv::BOWTrainer
  Abstract base class for training the bag of visual words vocabulary from a set of descriptors. 更多...


This section describes approaches based on local 2D features and used to categorize objects.

  • A complete Bag-Of-Words sample can be found at opencv_source_code/samples/cpp/bagofwords_classification.cpp
    • (Python) An example using the features2D framework to perform object categorization can be found at opencv_source_code/samples/python/find_obj.py