Zobrazeno 1 - 10
of 214
pro vyhledávání: '"CHEN Ziyun"'
The prophet secretary problem is a combination of the prophet inequality and the secretary problem, where elements are drawn from known independent distributions and arrive in uniformly random order. In this work, we design 1) a $0.688$-competitive a
Externí odkaz:
http://arxiv.org/abs/2411.01191
Autor:
LUO Yongxi, HUANG Xueying, XIAN Ruoting, YU Wanxin, LIANG Lixin, LIANG Zhaojia, CHEN Ziyun, HOU Dan, YU Ting
Publikováno v:
口腔疾病防治, Vol 29, Iss 2, Pp 88-93 (2021)
Objective Establish a murine model for hyperuricemia (HU) and periodontitis to explore whether there is correlation between them and provide a basis for periodontal treatment. Methods Fourteen male KM mice were divided into 2 groups; the HU group (n=
Externí odkaz:
https://doaj.org/article/7a074f82211b41bf93b7d91ce879e659
We study Stochastic Online Correlated Selection (SOCS), a family of online rounding algorithms for Non-IID Stochastic Online Submodular Welfare Maximization and special cases such as Online Stochastic Matching, Stochastic AdWords, and Stochastic Disp
Externí odkaz:
http://arxiv.org/abs/2408.12524
Publikováno v:
Mechanics & Industry, Vol 22, p 46 (2021)
Effects of various clearances of variable-pitch screw vacuum pump on gas backflow of internal flow field of the pump cavity is studied. The theoretical tooth surfaces of screw rotor are optimized by radial, normal equidistance modifications, and four
Externí odkaz:
https://doaj.org/article/8bdc25f79c97487082435d441464bb6e
We study revenue maximization in multi-item auctions, where bidders have subadditive valuations over independent items. Providing a simple mechanism that is approximately revenue-optimal in this setting is a major open problem in mechanism design. In
Externí odkaz:
http://arxiv.org/abs/2310.07977
Consider Myerson's optimal auction with respect to an inaccurate prior, e.g., estimated from data, which is an underestimation of the true value distribution. Can the auctioneer expect getting at least the optimal revenue w.r.t. the inaccurate prior
Externí odkaz:
http://arxiv.org/abs/2205.08062
Publikováno v:
In Ceramics International 1 December 2024 50(23) Part C:51738-51745
Autor:
Wang, Xin1 (AUTHOR), Chen, Ziyun1 (AUTHOR), Guo, Jinghua1 (AUTHOR) wangxin028@163.com, Han, Xiao1 (AUTHOR), Ji, Xujian1 (AUTHOR), Ke, Meicheng1 (AUTHOR), Yu, Feng1 (AUTHOR) yufeng@hubu.edu.cn, Yang, Pingfang1 (AUTHOR) yufeng@hubu.edu.cn
Publikováno v:
International Journal of Molecular Sciences. Sep2024, Vol. 25 Issue 18, p9762. 14p.
Publikováno v:
In Atmospheric Pollution Research October 2024 15(10)
Autor:
Zou, Yutong, Guo, Siyao, Wen, Lili, Lv, Dongming, Tu, Jian, Liao, Yan, Chen, Weidong, Chen, Ziyun, Li, Hongbo, Chen, Junkai, Shen, Jingnan, Xie, Xianbiao
Publikováno v:
In Cell Reports Medicine 17 September 2024 5(9)