Title C2.2. Feature Matching.pdf ✅

CVISLab- Computer Vision & Intelligent Systems Laboratory Feature matching Given a feature in I1 , how to find the best match in I2 ? 1. Define distance function that compares two descriptors 2. Test all the features in I2 , find the one with min distance
CVISLab- Computer Vision & Intelligent Systems Laboratory Feature distance How to define the difference between two features f1 , f2 ? – Simple approach: L2 distance, || f1 - f2 || – can give small distances for ambiguous (incorrect) matches I1 I2 f1 f2