找到问题了。\title{Resource Allocation ... \thanks{X.~Ma is with the School of Information Engineering, Wuhan University of Technology, Wuhan, Hubei, P.R. China,
and the Department of Electrical and Computer Engineering, Dalhousie University, Halifax, NS, Canada (e-mail: ... ).}%
\thanks{This work is supported by the National Natural Science Foundation of China under Grant No... .}}%
“\thanks{”这一部分应该也在title的大括号里。
@紫雨蝶眸