上官冲 (教授)

教授 博士生导师 硕士生导师

性别:男

毕业院校:浙江大学

学历:研究生(博士)毕业

学位:理学博士学位

在职信息:在职

所在单位:高等研究院、数学与交叉科学研究中心、非线性期望前沿科学研究中心

入职时间:2020-09-04

学科:应用数学

办公地点:山东大学青岛校区华岗苑东楼E208

电子邮箱:theoreming@163.com

   

个人简介

上官冲,山东大学数学与交叉科学研究中心教授、博导,山东大学杰出中青年学者(第一层次)。分别于2012年6月、2017年6月获得浙江大学数学学院理学学士、博士学位,博士导师为葛根年教授毕业后于2017年8月至2020年7月在以色列特拉维夫大学从事博士后研究工作,合作导师为 Itzhak Tamo。2020年9月加入山东大学。主要从事组合数学与信息科学交叉领域的研究,已在组合数学顶级期刊 JCTA/JCTB、理论计算机科学顶级会议 STOC/FOCS、信息论与编码理论顶级期刊 IEEE-TIT、离散数学权威期刊 SIAM-DM 等相关领域的国际知名刊物上发表论文十余篇。获国际组合数学及应用协会(Institute of Combinatorics)2020年度 Kirkman 奖。


Research interests:Extremal and Probabilistic Combinatorics, Polynomial and Linear Algebra Methods in Combinatorics, Coding Theory


Openings: I am looking for curious and self-motivated postdocs, PhD and Master students to join my group. If you are interested, please send me an email with your CV.


Email: theoreming@163.com


谷歌学术(Google Scholar   英文主页(Goolge Site 组合数学与信息交叉科学研究团队


News:招收博士后、博士研究生、硕士研究生,欢迎邮件咨询。

硕士研究生和博士研究生:免试研究生可以提前进入课题组,开展本科毕业设计。硕士期间表现优异的学生,可申请硕博连读。以申请-考核制报考博士的学生,请参考山大研究院相关通知(https://www.yz.sdu.edu.cn/info/1016/3891.htm)。基本待遇参照山东大学统一规定,本课题组会在学校政策允许范围内给予优厚补助

博士后: 入选山东大学特别资助类博士后年薪不低于40万元(学校评审),入选山东大学重点资助类博士后年薪不低于30万元(中心评审,2-3篇代表性论文),本课题组会在学校政策允许范围内给予优厚补助。


发表论文


1.   Xin Wang, Hengjia Wei, Chong Shangguan, Gennian Ge, New bounds and constructions for multiplyconstant-weight codes, IEEE Transactions on Information Theory 62 (11), 6315-6327, 2016.

2.   Chong Shangguan, Gennian Ge, New bounds on the number of tests for disjunct matrices, IEEE Transactions on Information Theory 62 (12), 7518-7521, 2016.

3.   Chong Shangguan, Gennian Ge, Separating hash families: A Johnson-type bound and new construc-tions, SIAM Journal on Discrete Mathematics 30 (4), 2243-2264, 2016.

4.   Chong Shangguan, Xin Wang, Gennian Ge, Ying Miao, New bounds for frameproof codes, IEEE Transactions on Information Theory 63 (11), 7247-7252, 2017.

5.   Chong Shangguan, Jingxue Ma, Gennian Ge, New upper bounds for parent-identifying codes and traceability codes, Designs, Codes and Cryptography 86 (8), 1727-1737, 2018.

6.   Chong Shangguan, Yiwei Zhang, Gennian Ge, Centralized coded caching schemes: A hypergraphtheoretical approach, IEEE Transactions on Information Theory 64 (8), 5755-5766, 2018.

7.  Gennian Ge, Chong Shangguan, Xin Wang, Some intriguing upper bounds for separating hash families, Science China Mathematics, 62 (2), 269-282, 2019.

8.  Chong Shangguan, Gennian Ge, A new piggybacking design for systematic MDS storage codes, Designs, Codes and Cryptography 87, 2753-2770, 2019.

9.  Gennian Ge, Chong Shangguan, Maximum subsets of F^n_q containing no right angles, Journal of Algebraic Combinatorics (52), 455-460, 2020. 

10.  Noga Alon, Omri Ben-Eliezer, Chong Shangguan, Itzhak Tamo, The hat guessing number of graphs, Journal of Combinatorial Theory, Series B (144), 119-149, 2020. 

11.  Chong Shangguan, Itzhak Tamo, Degenerate Turán densities of sparse hypergraphs, Journal of Combinatorial Theory, Series A, 105228, 2021.

12.  Chong Shangguan, Itzhak Tamo, Combinatorial list decoding of Reed-Solomon codes beyond the Johnson radiusProceedings of the 52nd Annual ACM SIGACT Symposium on Theory of Computing (STOC 2020), 538-551, 2020.

13.  Chong Shangguan, Itzhak Tamo, Sparse hypergraphs with applications to coding theory, SIAM Journal on Discrete Mathematics, 34 (3), 1493-1504, 2020.

14.  Chong Shangguan, Itzhak Tamo, Error detection and error correction in communication graphs, 2020 IEEE International Symposium on Information Theory (ISIT2020), available online.

15.  Chong Shangguan, Itzhak Tamo, New Tur\'an exponents for two extremal hypergraph problems, SIAM Journal on Discrete Mathematics, 34 (4), 2338-2345, 2020.

16.  Gennian Ge, Chong Shangguan, Sparse hypergraphs: new bounds and constructions, Journal of Combinatorial Theory, Series B, (147) 96-132, 2021.

17.   Zeyu Guo, Ray Li, Chong Shangguan, Itzhak Tamo, Mary Wootters, Improved list-decoding of Reed-Solomon codes via tree packings, accepted to 62nd Annual IEEE Symposium on Foundations of Computer Science (FOCS 2021).

18. Eitan Goldberg, Chong Shangguan, Itzhak Tamo, List-decoding and list-recovery of Reed-Solomon codes beyond the Johnson radius for any rate, submitted. 

19. Eitan Goldberg, Chong Shangguan, Itzhak TamoSingleton-type bounds for list-decoding and list-recovery, and related resultssubmitted.

20. Chong Shangguan, Near optimal constructions of frameproof codes, preprint.

21. Chong Shangguan and Gennian Ge, Sparse hypergraphs: from theory to applications, Scientia Sinica Mathematica, to appear. (survey paper in Chinese) 


讲授课程 

Probabilistic Combinatorics (Spring, 2021)

Mini-course on List Decoding (Spring, 2021)

Graph Theory (Autumn, 2021)

Extremal Combinatorics (Spring, 2022)