%0 Journal Article %A Li, Jun %A Li, Xiang %A Wei, Yifei %A Song, Mei %A Wang, Xiaojun %D 2022 %J Computers, Materials \& Continua %@ 1546-2226 %V 73 %N 2 %P 2529--2540 %T Multi-Level Feature Aggregation-Based Joint Keypoint Detection and Description %M doi:10.32604/cmc.2022.029542 %U http://www.techscience.com/cmc/v73n2/48400