Zobrazeno 1 - 10
of 184
pro vyhledávání: '"Zhang, Qixin"'
Projected Gradient Ascent (PGA) is the most commonly used optimization scheme in machine learning and operations research areas. Nevertheless, numerous studies and examples have shown that the PGA methods may fail to achieve the tight approximation r
Externí odkaz:
http://arxiv.org/abs/2401.08330
Maximizing a monotone submodular function is a fundamental task in machine learning, economics, and statistics. In this paper, we present two communication-efficient decentralized online algorithms for the monotone continuous DR-submodular maximizati
Externí odkaz:
http://arxiv.org/abs/2208.08681
In this paper, we revisit the online non-monotone continuous DR-submodular maximization problem over a down-closed convex set, which finds wide real-world applications in the domain of machine learning, economics, and operations research. At first, w
Externí odkaz:
http://arxiv.org/abs/2208.07632
Optimizing the assortment of products to display to customers is a key to increasing revenue for both offline and online retailers. To trade-off between exploring customers' preference and exploiting customers' choices learned from data, in this pape
Externí odkaz:
http://arxiv.org/abs/2204.10787
Publikováno v:
In Global Ecology and Conservation October 2024 54
Autor:
Zhang, Qixin, Xiang, Zhiqiang
Publikováno v:
In International Review of Economics and Finance September 2024 95
In this paper, we revisit Stochastic Continuous Submodular Maximization in both offline and online settings, which can benefit wide applications in machine learning and operations research areas. We present a boosting framework covering gradient asce
Externí odkaz:
http://arxiv.org/abs/2201.00703
In this paper, we investigate the online allocation problem of maximizing the overall revenue subject to both lower and upper bound constraints. Compared to the extensively studied online problems with only resource upper bounds, the two-sided constr
Externí odkaz:
http://arxiv.org/abs/2112.13964
Autor:
Wang, Guohui, Zhang, Qixin, Qin, Lailai, Tan, Kaixuan, Li, Chunguang, Li, Lianshun, Yang, Tinggui, Liu, Xiaojuan
Publikováno v:
In Science of the Total Environment 1 December 2024 954
Autor:
Tong, Zhijun, Kamran, Muhammad, Zhang, Qixin, Lin, Feng, Fang, Dunhuang, Chen, Xuejun, Zhu, Tianneng, Xu, Haiming, Xiao, Bingguang
Publikováno v:
In Gene 30 November 2024 928