Выберите равномерно распределенное подмножество характерных точек
BRISKPoints
| cornerPoints
| detectBRISKFeatures
| detectFASTFeatures
| detectHarrisFeatures
| detectKAZEFeatures
| detectMinEigenFeatures
| detectORBFeatures
| detectSURFFeatures
| extractFeatures
| KAZEPoints
| matchFeatures
| MSERRegions
| ORBPoints
| SURFPoints