Fig. 1. Flowchart of the proposed algorithm

Fig. 2. APCE value and response value at different scenes. (a) Scene 1; (b) scene 2

Fig. 3. Color histogram and response map. (a) Original image; (b) color histogram; (c) response map of color feature

Fig. 4. Adaptive weight values for deep and shallow scores

Fig. 5. Comparison of tracking performance of three algorithms. (a)Precision; (b)success rate

Fig. 6. Comparison of the precision and success rate of 10 tracking algorithms on OTB-2013 benchmark. (a) Precision; (b) success rate

Fig. 7. Comparison of tracking precision of 8 attribute sequences on OTB-2013 benchmark

Fig. 8. Comparison of tracking success rates of 8 attribute sequences on OTB-2013 benchmark

Fig. 9. Qualitative comparison of 10 tracking algorithms on OTB-2013 benchmark