我的回复(2022-6-8 10:30):可以这样。在我的2006年的论文里就有这样的例子(图8):
Chen, C. (2006) CiteSpace II: Detecting and visualizing emerging trends and transient patterns in scientific literature. Journal of the American Society for Information Science and Technology, 57(3), 359-377. http://cluster.cis.drexel.edu/~cchen/citespace/papers/citespace2/Figure08.png