clear_all_ocr_class_knn — Clear all OCR classifiers.
clear_all_ocr_class_knn is obsolete and is only provided for reasons of backward compatibility. New applications should not use clear_all_ocr_class_knn.
clear_all_ocr_class_knn( : : : )
clear_all_ocr_class_knn clears all OCR classifiers that were created with create_ocr_class_knn and frees all memory required for the classifiers. After calling clear_all_ocr_class_knn, no classifiers can be used any longer.
clear_all_ocr_class_knn exists solely for the purpose of implementing the “reset program” functionality in HDevelop. clear_all_ocr_class_knn must not be used in any application.
clear_all_ocr_class_knn always returns 2 (H_MSG_TRUE).
Marius Muja, David G. Lowe: “Fast Approximate Nearest Neighbors with Automatic Algorithm Configuration”; International Conference on Computer Vision Theory and Applications (VISAPP 09); 2009.