Author Affiliations
1School of Electrical Engineering, Anhui Polytechnic University, Wuhu 241000, Anhui , China2Key Laboratory of Advanced Perception and Intelligent Control of High-End Equipment, Ministry of Education, Anhui Polytechnic University, Wuhu 241000, Anhui , China3Chery New Energy Automobile Co., Ltd., Wuhu 241000, Anhui , Chinashow less
Fig. 1. Response diagrams corresponding to Joggle-1 sequence. (a) No occlusion image in frame 4; (b) response diagram of frame 4;(c) occlusion image in frame 49; (d) response diagram of frame 49
Fig. 2. Flowchart of the proposed algorithm
Fig. 3. Influence of different parameters on tracker performance. (a) Parameter ζ; (b) parameter τ; (c) parameters η1 and η2
Fig. 4. Precision and success rate of different feature weighted methods. (a) Precision; (b) success rate
Fig. 5. Scale changes of different algorithms under three groups of different video sequences. (a) Blurcar2; (b) Doll; (c) Carscale
Fig. 6. ΔEAPC value and changes of each frame under the Joggle sequences. (a) Joggle-1; (b) Joggle-2
Fig. 7. CLE changing between two sets of videos. (a) Basketball; (b) Faceocc1
Fig. 8. Precision and success rate of seven algorithms on OTB50 dataset. (a) Precision; (b) success rate
Fig. 9. Precision and success rate of seven algorithms on OTB2015 dataset. (a) Precision; (b) success rate
Fig. 10. Comparison of seven algorithms on different video sequences. (a) Box; (b) Dragonbaby; (c) Bird2; (d) Panda; (e) Carscale; (f) Soccer; (g) Tiger2
Parameter | | | |
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1 | 0.5 | 0.4 | 0.1 | 2 | 0.3 | 0.6 | 0.1 | 3 | 1/3 | 1/3 | 1/3 |
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Table 1. Three weighted ratios of multi-feature fusion
Sequence | Precision | Success rate | Speed /(frame·s-1) |
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Blurcar2 | 0.999 | 1.000 | 44.06 | Carscale | 0.897 | 0.980 | 60.42 | Doll | 0.961 | 0.966 | 57.55 |
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Table 2. Index of the proposed algorithm under three groups of scale sequences
Parameter | OURS | OURS4 | OURS5 | OURS6 | SRDCF | SRDCFdecon | SAMF |
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Success rate | 0.674 | 0.564 | 0.626 | 0.656 | 0.634 | 0.677 | 0.576 | Speed /(frame·s-1) | 39.07 | 52.10 | 44.24 | 35.52 | 2.05 | 5.18 | 14.54 |
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Table 3. Result comparison of search area algorithms
Algorithm | IV | DEF | SV | OCC | MB | FM | IPR | OPR | OV | BC | LR |
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OURS | 0.760 | 0.741 | 0.755 | 0.764 | 0.787 | 0.732 | 0.805 | 0.790 | 0.630 | 0.808 | 0.707 | SRDCFdecon | 0.803 | 0.730 | 0.771 | 0.734 | 0.808 | 0.763 | 0.715 | 0.759 | 0.561 | 0.814 | 0.600 | SRDCF | 0.715 | 0.693 | 0.689 | 0.673 | 0.734 | 0.744 | 0.631 | 0.675 | 0.520 | 0.676 | 0.594 | SAMF | 0.648 | 0.650 | 0.663 | 0.706 | 0.674 | 0.657 | 0.665 | 0.701 | 0.605 | 0.630 | 0.645 | fDSST | 0.715 | 0.589 | 0.628 | 0.612 | 0.658 | 0.660 | 0.680 | 0.617 | 0.476 | 0.720 | 0.609 | DSST | 0.677 | 0.509 | 0.578 | 0.552 | 0.585 | 0.548 | 0.644 | 0.598 | 0.357 | 0.648 | 0.510 | KCF | 0.676 | 0.573 | 0.591 | 0.603 | 0.622 | 0.614 | 0.651 | 0.624 | 0.428 | 0.677 | 0.538 |
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Table 4. Precision of seven target tracking algorithms at 11 different challenge attributes
Algorithm | IV | DEF | SV | OCC | MB | FM | IPR | OPR | OV | BC | LR |
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OURS | 0.692 | 0.667 | 0.633 | 0.687 | 0.742 | 0.683 | 0.688 | 0.693 | 0.531 | 0.720 | 0.501 | SRDCFdecon | 0.748 | 0.641 | 0.712 | 0.694 | 0.795 | 0.729 | 0.649 | 0.686 | 0.561 | 0.740 | 0.571 | SRDCF | 0.675 | 0.626 | 0.631 | 0.640 | 0.719 | 0.712 | 0.574 | 0.607 | 0.492 | 0.634 | 0.581 | SAMF | 0.584 | 0.555 | 0.562 | 0.641 | 0.660 | 0.598 | 0.602 | 0.622 | 0.490 | 0.596 | 0.539 | fDSST | 0.645 | 0.525 | 0.547 | 0.553 | 0.633 | 0.641 | 0.610 | 0.545 | 0.438 | 0.645 | 0.547 | DSST | 0.601 | 0.437 | 0.489 | 0.491 | 0.568 | 0.515 | 0.552 | 0.506 | 0.305 | 0.535 | 0.423 | KCF | 0.503 | 0.434 | 0.396 | 0.475 | 0.565 | 0.534 | 0.515 | 0.477 | 0.376 | 0.576 | 0.325 |
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Table 5. Success rate of seven target tracking algorithms at 11 different challenge attributes
Algorithm | Speed (frame·s-1) |
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OTB50 | OTB2015 |
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OURS | 39.0778 | 39.2448 | SRDCFdecon | 2.0497 | 1.9694 | SRDCF | 5.1833 | 4.871 | SAMF | 14.5473 | 13.933 | fDSST | 37.4683 | 31.6959 | DSST | 8.4053 | 7.0361 | KCF | 198.4457 | 173.5403 |
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Table 6. Running speed of seven target tracking algorithms