Zobrazeno 1 - 10
of 120
pro vyhledávání: '"Gongjun Xu"'
Publikováno v:
Pifu-xingbing zhenliaoxue zazhi, Vol 30, Iss 6, Pp 554-557 (2023)
A case of eccrine porocarcinoma on the toe is reported. A 67-year-old female presented with a 3-year history of infiltrated plaque on the left middle toe. Physical examination showed a hard infiltrated plaque covered with crusts in reddish brown colo
Externí odkaz:
https://doaj.org/article/669a75016f4c47179e57aabbbaaf4d8d
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-8 (2023)
Abstract After graphene was first exfoliated in 2004, research worldwide has focused on discovering and exploiting its distinctive electronic, mechanical, and structural properties. Application of the efficacious methodology used to fabricate graphen
Externí odkaz:
https://doaj.org/article/85da94c62e604528b9616ee839c29561
Publikováno v:
Journal of Statistical Software, Vol 105, Pp 1-34 (2023)
Recurrent event analyses have found a wide range of applications in biomedicine, public health, and engineering, among others, where study subjects may experience a sequence of event of interest during follow-up. The R package reReg offers a comprehe
Externí odkaz:
https://doaj.org/article/b565892969fb43e083767a481c9dbae9
Publikováno v:
Frontiers in Psychology, Vol 13 (2022)
Multidimensional Item Response Theory (MIRT) is widely used in educational and psychological assessment and evaluation. With the increasing size of modern assessment data, many existing estimation methods become computationally demanding and hence th
Externí odkaz:
https://doaj.org/article/46705b98995e4f55b3758c61303f04a8
Autor:
Wencan Jin, Hyun Ho Kim, Zhipeng Ye, Gaihua Ye, Laura Rojas, Xiangpeng Luo, Bowen Yang, Fangzhou Yin, Jason Shih An Horng, Shangjie Tian, Yang Fu, Gongjun Xu, Hui Deng, Hechang Lei, Adam W. Tsen, Kai Sun, Rui He, Liuyan Zhao
Publikováno v:
Nature Communications, Vol 11, Iss 1, Pp 1-7 (2020)
Exciton dynamics can be strongly affected by lattice vibrations through electron-phonon (e-ph) coupling. Here, the authors show the presence of strong e-ph coupling in bilayer CrI3 and observe a Raman feature with periodic broad modes up to the 8th o
Externí odkaz:
https://doaj.org/article/56b19468e1704f3aa184d88934ad0356
Publikováno v:
Anais Brasileiros de Dermatologia, Vol 96, Iss 2, Pp 237-239 (2021)
Abstract Granular cell tumors (GCTs) are rare soft-tissue neoplasms. GCT immunohistochemistry is positive for S-100, NSE, and CD68. This report describes the case of a 10-year-old male who presented with a dorsal nodule. A biopsy revealed aggregates
Externí odkaz:
https://doaj.org/article/e1cf2627ce08415687db85007d106e81
Mediation analysis aims to assess if, and how, a certain exposure influences an outcome of interest through intermediate variables. This problem has recently gained a surge of attention due to the tremendous need for such analyses in scientific field
Externí odkaz:
http://arxiv.org/abs/2310.11630
Publikováno v:
Contemporary Clinical Trials Communications, Vol 3, Iss C, Pp 39-47 (2016)
In this paper, we propose a method to analyze survival data from a clinical trial that utilizes a dynamic randomization for subject enrollment. The method directly accounts for dynamic subject randomization process using a marked point process (MPP).
Externí odkaz:
https://doaj.org/article/3411672825fa4fe5a894bd0cdb24c269
Autor:
Gongjun Xu, Huan Mei, Zhigang Hong, Suying Feng, Jinglun Xu, Jinxian Fang, Xianghua Lv, Xiaohua Zhou
Publikováno v:
Acta Dermato-Venereologica, Vol 99, Iss 7, Pp 715-716 (2019)
Externí odkaz:
https://doaj.org/article/e9fb27d149e343bf90abe34ff7ede4ff
Autor:
Chenchen Ma1, Gongjun Xu1 gongjun@umich.edu
Publikováno v:
Journal of Data Science. Jul2022, Vol. 20 Issue 3, p279-302. 24p.