Research Article

Optimum Pipeline for Visual Terrain Classification Using Improved Bag of Visual Words and Fusion Methods

Table 3

Comparison of different fusion methods for the coding methods for DSIFT on DS1. The average classification accuracy (%) is set as the evaluation index.

MethodsSALSALLCSVCSVC_KVLADVLAD_KFV

SIFT70.1774.6874.3876.0377.1875.4377.1081.02
GIST73.66
Averaging84.3286.0785.9885.6386.6585.6086.4787.72
Product76.5381.3378.7268.4274.1168.6476.4273.06