Xinshang Wang



   Office: E17-389


I am currently a postdoctoral associate working with David Simchi-Levi at MITíŽs Institute for Data, Systems, and Society. In 2017, I finished my Ph.D. in Operations Research under the supervision of Van-Anh Truong at Columbia University. Previously, I received my B.S. degree in Physics from Peking University.



Research Interests

íP       E-commerce Applications, Healthcare Operations, Supply-chain Management.

íP       Approximation and Online Algorithms, Stochastic Modeling and Optimization.



Working Papers

íP       The Lingering of Gradients and Applications to Resource Allocation.
with Zeyuan Allen-Zhu and David Simchi-Levi.

íP       Inventory Balancing with Online Learning.
with Wang Chi Cheung, Will Ma and David Simchi-Levi.


Papers under Review

íP       Online Two-Sided Bipartite Matching. [manuscript]
with Van-Anh Truong.

íP       Dynamic Optimization of Mobile Push Advertising Campaigns. [manuscript]
with Van-Anh Truong, Shenghuo Zhu and Qiong Zhang.

íP       Advance Service Reservations with Heterogeneous Customers. [manuscript] (minor revision at Management Science)
with Clifford Stein and Van-Anh Truong.

íP       Approximation Algorithms for Product Framing and Pricing. [manuscript]
with Guillermo Gallego, Anran Li and Van-Anh Truong.

íP       Online Advance Admission Scheduling for Services, with Customer Preferences. [manuscript]
with David Bank and Van-Anh Truong.

íP       Integrated Scheduling and Capacity Planning with Considerations for PatientsíŽ Length-of-Stays.
Brett Anderson, Nan Liu and Van-Anh Truong.


Published and Accepted Journal Papers

íP       Xinshang Wang and Van-Anh Truong. Multi-priority Online Scheduling with Cancellations. Operations Research (forthcoming). [link]

íP       Retsef Levi, Robin Roundy, Van-Anh Truong and Xinshang Wang. Provably near-optimal balancing policies for multi-echelon stochastic inventory control models. Mathematics of Operations Research 42(1): 256-276, 2017. [link]

Selected Awards

íP       1st place at ACM International Collegiate Programming Contest (ICPC) Asia Regional. 10/2010.

íP       Gold Medal at National Olympiad in Informatics (NOI). 07/2006