Yanghui Liu
Asst Professor
Weissman School of Arts and Sciences
Department: Mathematics
Areas of expertise: Probability and Statistics
Email Address: yanghui.liu@baruch.cuny.edu
> View CV- Biography
- Teaching
- Research and Creative Activity
- Grants
- Honors and Awards
- Service
Education
Ph.D., Mathematics, University of Kansas Lawrence KS
M.S., Mathematics, Chinese Academy of Science Wuhan China
B.S., Mathematics, Nanchang University Nanchang China
Semester | Course Prefix | Course Number | Course Name |
---|---|---|---|
Spring 2023 | MTH | 4115 | Numerical Methods for Differen |
Spring 2023 | MTH | 4125 | Intro to Stochastic Processes |
Fall 2022 | MTH | 3020 | Calculus III |
Fall 2022 | MTH | 4130 | Mathematics of Data Analysis |
Spring 2022 | MTH | 4115 | Numerical Methods for Differen |
Fall 2021 | MTH | 3010 | Calculus II |
Fall 2021 | MTH | 4500 | Intro Financial Math |
Spring 2021 | MTH | 2610 | Calculus I |
Spring 2021 | MTH | 2610 | Calculus I |
Fall 2020 | MTH | 4500 | Intro Financial Math |
Fall 2020 | MTH | 4500 | Intro Financial Math |
Journal Articles
Zhou, H., Hu, Y., & Liu, Y. (2023). Backward Euler method for stochastic differential equations with non-Lipschitz coefficients driven by fractional Brownian motion. BIT Numerical Mathematics , (2023) 63:40. In Progress.
Chong, C., Hoffmann, M., Liu, Y., Rosenbaum, M., & Szymanski, G. (2023). Statistical inference for the rough volatility: Central limit theorem. Annals of Applied Probability, In Progress.
Leon, J., Liu, Y., & Tindel, S. (2023). Euler scheme for SDEs driven by fractional brownian motions: Malliavin differentiability. Stochastic Processes and their applications,
CHONG, C., HOFFMANN, M., Liu, Y., ROSENBAUM, M., & SZYMANSKI, G. (2023). Statistical inference for rough volatility: minimax theory. . Annals of Statistics,
Leon, J., Liu, Y., & Tindel, S. (2023). Euler scheme for SDEs driven by fractional brownian motions: integrability and convergence in law. Annals of Applied Probability,
Liu, Y., Hu, Y., & Nualart, D. (2021). Crank-Nicolson scheme for stochastic differential equations driven by fractional Brownian motions. Annals of Applied Probability, 2021, Vol. 31, No. 1, 39–83.
Liu, Y., Selk, Z., & Tindel, S. (2020). Convergence of trapezoid rule to rough integrals. Annales de l'Institut Henri Poincar\'e (B) Probabilit\'es et Statistiques., 2023, Vol. 59, No. 3, 1434–1462.
Liu, Y., & Tindel, S. (2020). Discrete rough paths and limit theorems. Annales de l'Institut Henri Poincar\'e, Probabilit\'es et Statistiques, 56(3). 1730--1774.
Hu, Y., Liu, Y., & Tindel, S. (2019). On the necessary and sufficient conditions to solve a heat equation with general Additive Gaussian noise. Acta Mathematica Scientia, 39(3). 669--690.
Liu, Y., Nualart, E., & Tindel, S. (2019). LAN property for stochastic differential equations with additive fractional noise and continuous time observation. Stochastic Processes and their Applications, 129(8). 2880--2902.
Liu, Y., & Tindel, S. (2019). First-order Euler scheme for SDEs driven by fractional Brownian motions: the rough case. Annals of Applied Probability, 29(2). 758--826.
Tindel, S., Liu, Y., & Lin, G. (2019). On the anticipative nonlinear filtering problem and its stability. Applied Mathematics and Optimization,
Hu, Y., Liu, Y., & Nualart, D. (2016). Rate of convergence and asymptotic error distribution of Euler approximation schemes for fractional diffusions. Annals of Applied Probability, 26(2). 1147--1207.
Hu, Y., Liu, Y., & Nualart, D. (2015). Taylor schemes for rough differential equations and fractional diffusions. Discrete and Continuous Dynamical Systems, Series B,
Liu, Y. Limit theorems for compensated weighted sums and application to numerical approximations. Annals of Applied Probability,
Liu, Y., & Wang, X. Power variations and limit theorems for stochastic processes controlled by fractional Brownian motions. Electronic Journal of Probability,
Presentations
Liu, Y. (2024, March 9). How volatile is the asset volatility?. Hunter Probability and Statistics Seminar, 3-27-2024..
Liu, Y. Compensated weighted sums and numerical approximations. Seminar on Stochastic Processes. Rice University. March 13-16.
Liu, Y. Compensated weighted sums and numerical approximations. AMS Sectional Meeting, Florida. March 23-24th.
Liu, Y. (2024, March 9). How Volatile is Asset Volatility?. 2nd Annual Faculty Research Symposium, Baruch College CUNY, March, 24, 2023..
Liu, Y. (2024, December 9). Statistical Inference for Rough Volatility. Applied Math Conference, University of Geosciences, Wuhan, Dec. 17-18, 2022..
Liu, Y. (2024, March 9). Numerical approximations for stochastic rough integrations. AMS Spring Central Virtual Sectional Meeting, Purdue University, March 26-27, 2022..
Liu, Y. (2024, October 9). Optimal rate and limit theorem for rough volatility. CUNY Probability Seminar. October 18, 2022..
Liu, Y. (2024, March 9). Numerical approximations for stochastic rough integrations. Seminar on Stochastic Processes, Lehigh University Mar 16-19, 2022.. Lehigh University
Liu, Y. How rough is volatility?. Eugene M. Lang Faculty Fellows Luncheon October 28, 2022..
Liu, Y. (2024, December 9). Numerical approximations for stochastic differential equations driven by fractional Brownian motion. Frontier Probability Day, December 3-5, 2021..
Liu, Y. (2021, January 21). Numerical Approximations for Rough Differential Equations. TU Berlin SPDE Seminar. Berlin, Germany: TU Berlin.
Liu, Y. (2021, February 19). Numerical Approximations for Rough Differential Equations. Columbia SPDE Seminar. New York City: Columbia University.
Liu, Y. (2021, November 20). Numerical solutions for stochastic differential equations. AMS Sectional Meeting. Mobile, Alabama: AMS.
Liu, Y. (2021, August 3). Numerical stochastic integrations and limit theorems. CBMS conference. Huntsville, Alabama: University of Alabama - Huntsville.
Liu, Y. (2020, September 15). Discrete Rough Paths and Applications to Numerical Approximations. CUNY Probability Seminar. CUNY Graduate Center: CUNY Graduate Center.
Liu, Y. Compensated weighted sums and numerical approximations. Conference on Applied Math, Wuhan, China, 12-17-2022..
Other Scholarly Works
Liu, Y. (2016). Numerical solutions of rough differential equations and stochastic differential equations.
Research Currently in Progess
Liu, Y., & Tasissa, A.(n.d.). Deep learning rough differential equations and its applications in finance.. In Progress.
Liu, Y., & Gatheral, J.(n.d.). On the volatility of rough SABR model . In Progress.
Liu, Y., & Wang, T.(n.d.). Parameter estimation of multiplicative SDEs via discrete observation . In Progress.
Title | Funding Agency Sponsor | Start Date | End Date | Awarded Date | Total Funding | Status |
---|---|---|---|---|---|---|
Rough Dynamical Systems and Stochastic Analysis | PSC CUNY 52 | 07/01/2021 | 06/30/2023 | 04/15/2021 | 5999.72 | Completed |
Statistical analysis for the rough volatility models | PSC-CUNY 54 | 07/01/2023 | 06/30/2024 | 04/18/2023 | 5999.67 | Funded - In Progress |
Numerical Approximations and limit theorems for stochastic Numerical Approximations and limit theorems for stochastic | Eugene Lang Fellowship | 06/01/2022 | 06/30/2023 | 04/11/2022 | 6538.27 | Funded - In Progress |
Rough Dynamical Systems and Numerical Approximations | Simons Foundation | 09/01/2022 | 08/31/2027 | 42000 | Submitted for Review | |
Numerical stochastic dynamical systems and applications | National Science Foundation | 06/01/2022 | 05/31/2023 | 244984 | Submitted for Review | |
Numerical analysis for non-Markovian stochastic dynamic systems | National Science Foundation | 06/01/2022 | 05/31/2025 | 244984 | Submitted for Review |
Honor / Award | Organization Sponsor | Date Received | Description |
---|---|---|---|
Eugene M. Lang Junior Faculty Research Fellowship Awards | Baruch College, CUNY | 2022-06-01 | Information about this awards can be found here: https://spar.baruch.cuny.edu/elang/ |
CBMS conference travel support | CBMS | 2021 | support for travel expenses for speakers at CBMS conference at University of Alabama Huntsville. ($800) |
PSC-CUNY Award | PSC-CUNY | 2021 | Cycle 52 PSC-CUNY Research Award beginning July 1st, 2021. ($5999.72) |
College
Committee Name | Position Role | Start Date | End Date |
---|---|---|---|
Final Exams Committee | Committee Member | Present | |
Calculus Curriculum Committee (MTH 2207,2610,3006/3010,3020/3030) | Committee Member | Present |
University
Committee Name | Position Role | Start Date | End Date |
---|---|---|---|
PSC-CUNY awards | Committee Member | 3/1/2024 | Present |
Professional
Organization | Position Role | Organization State | Organization Country | Start Date | End Date | Audience |
---|---|---|---|---|---|---|
National Science Foundation | Committee Member | 1/1/2023 | Present | National | ||
Annals of Applied Probability | Reviewer, Journal Article | 2/1/2024 | Present | International | ||
Bernoulli | Reviewer, Journal Article | 6/22/2023 | Present | International | ||
Annals of Probability | Reviewer, Journal Article | 5/16/2022 | Present | International | ||
Stochastic processes and their applications | Reviewer, Journal Article | 3/14/2023 | Present | International | ||
Annales de l'Institut Henri Poincaré | Reviewer, Journal Article | 9/19/2020 | Present | International | ||
MathScienet Review | Reviewer, Journal Article | 9/6/2020 | Present | International | ||
Annals of Probability | Reviewer, Journal Article | 2/1/2024 | Present | International | ||
Finance and Stochastics | Reviewer, Journal Article | 7/17/2023 | Present | International | ||
Electronic Journal of Probability | Reviewer, Journal Article | 9/17/2021 | Present | International |