@article{Song_2023, title={Answering knowledge-based visual questions via the exploration of Question Purpose}, volume={133}, ISSN={0031-3203}, url={http://dx.doi.org/10.1016/j.patcog.2022.109015}, DOI={10.1016/j.patcog.2022.109015}, journal={Pattern Recognition}, publisher={Elsevier BV}, author={Song, Lingyun and Li, Jianao and Liu, Jun and Yang, Yang and Shang, Xuequn and Sun, Mingxuan}, year={2023}, month=Jan, pages={109015} }