no code implementations • 19 Apr 2023 • Zuxiang Situ, Qi Wang, Shuai Teng, Wanen Feng, Gongfa Chen, Qianqian Zhou, Guangtao Fu
This study presented a CNN-RNN hybrid feature fusion modelling approach for urban flood prediction, which integrated the strengths of CNNs in processing spatial features and RNNs in analyzing different dimensions of time sequences.
no code implementations • 4 Jun 2020 • Qianqian Zhou, Junyi Guo
In this paper, we study the optimal investment problem of an insurer whose surplus process follows the diffusion approximation of the classical Cramer-Lundberg model.
no code implementations • 25 Dec 2019 • Anik Chakrabarty, Mikhail Chebunin, Artyom Kovalevskii, Ilya Pupyshev, Natalia Zakrevskaya, Qianqian Zhou
Then we estimate Zipf---Mandelbrot law parameters using the same sequence and construct an estimate of the expectation of the number of different words in the text.