Fig. 1. Tracking results of sequence Girl2 from OTB test set. (a), (d), (g) Blue bounding boxes indicate the tracking results of proposed method with the optimization strategies, the green bounding boxes indicate the tracking results of hsr, and the red ones belong to the htemp; (b), (e), (h) corresponding to hsr; (c), (f), (i) corresponding to htemp

Fig. 2. Qualitative tracking results comparison for proposed method (green), fDSST method (blue) and CSR-DCF method (red). (a) Sequence soccer; (b) sequence basketball; (c) sequence shaking; (d) sequence human5; (e) sequence girl2

Fig. 3. Comparison of precision and success rate of different methods on OTB2013 test set. (a) Precision; (b) success rate

Fig. 4. Comparison of precision and success rate of different methods on OTB2015 test set. (a) Precision; (b) success rate