picMatch

matching for the pictures with a enviromental dataset,#ORB,DBOW,Tree of Words#,detectes the descriptors and

1. train the dictionary of enviromental dataset.

2. match the imput picture with the dataset

3. find the most biggest N scores

4. calculate the effective numbers of match for every pairs of matches using VFC

5. get the most likely result

商标牌的寻找

1.先找到包含商标牌的近似区域