Fig. 1. Overall structure diagram of the MMFFTN network

Fig. 2. Structure diagram of channel feature fusion module

Fig. 3. Structure diagram of local aggregation module

Fig. 4. Structure diagram of cross-modal feature fusion module

Fig. 5. Precision plot and Success plot of MMFFTN and compared algorithms on GTOT dataset

Fig. 6. Precision plot and Success plot of MMFFTN and compared algorithms on RGBT234 dataset

Fig. 7. Precision， success， and normalized precision plots of MMFFTN and compared algorithms on LasHeR

Fig. 8. Loss curves during training

Fig. 9. Precision rate plot under various attributes on the RGBT234 dataset

Fig. 10. Precision and success rate plot in different attributes on the LasHeR dataset

Fig. 11. Comparison results of tracking visualization on the LasHeR dataset

Fig. 12. Cross-modal image feature fusion visualization of heat maps