Department of
Mathematical Sciences
E-mail: hlong@fau.edu
Phone: (561)
297-0810 Fax: (561) 297-2436
Research
Interests:
Education:
Professional
Experience:
Teaching Experience:
Fellowships, Grants and Academic Awards:
Publications:
[1]
Yaozhong Hu and Hongwei
Long, Parameter estimation for Ornstein-Uhlenbeck processes driven by alpha-stable Levy motions, to
appear in Communications on Stochastic
Analysis, 2007.
[2]
S. Kim, S. Li, H. Long, and R. Pyke, Analyzing network traffic for malicious activity, Canadian Applied Math. Quarterly 12 (2004), 479-489.
[3]
Michael A. Kouritzin,
Hongwei Long, and Wei Sun,
Markov chain approximations to filtering equations for reflecting
diffusion processes, Stochastic
Processes and their Applications 110 (2004),
275-294.
[4] Hongwei Long and I. Simao, A note on the essential self-adjointness
of Ornstein-Uhlenbeck operators perturbed by a
dissipative drift and a potential, Infinite
Dimensional Analysis, Quantum Probability and Related Topics 7
(2004), 249-259.
[5]
Hongwei Long and I. Simao, Essential self-adjointness
of Ornstein- Uhlenbeck operators
perturbed by certain drifts and singular potentials, Communications in Applied Analysis 8 (2004), 167-184.
[6]
Michael A. Kouritzin,
Hongwei Long, and Wei Sun, Nonlinear filtering for
diffusions in random environments,
Journal of Theoretical Probability 16 (2003), 1-20.
[7]
Michael A. Kouritzin,
Hongwei Long and Wei Sun, On Markov chain approximations to semilinear partial differential equations driven by
Poisson measure noise, Stochastic
Analysis and Applications 21 (2003), 419-441.
[8]
Michael A. Kouritzin
and Hongwei Long, Convergence of Markov chain approximations
to stochastic reaction diffusion equations,
The Annals of Applied
Probability 12 (2002), 1039-1070.
[9] S. Kim, M.A. Kouritzin, H. Long, J. McCrosky
and X. Zhao, A stochastic grid filter for multi-target tracking, to appear in The
Proceedings of SPIE Defense & Security Symposium on Signal Processing,
Sensor Fusion, and Target Recognition XIII,
Volume 5429, Ed. by
[10]
D. Ballantyne, M.A. Kouritzin, H. Long and W. Sun, Discrete-space particle filters for reflecting
diffusions, The Proceeding of 2002 IEEE Aerospace Conference, Big Sky,
MT.
[11]
M. A. Kouritzin, H.
Long, X. Ma and W. Sun, Non-recursive and Recursive methods for parameter
estimation in filtering problems. The Proceedings of SPIE AeroSense Conference
on Signal Processing, Sensor Fusion, and Target Recognition XII, Volume
5096, Ed. by
[12]
D. Ballantyne, M.A. Kouritzin, H. Long, J. Hailes,
and J. Wiersma, A hybrid weighted interacting
particle filter for multi-target tracking. The Proceedings of SPIE AeroSense Conference on Sign al Processing, Sensor
Fusion, and Target Recognition XII,
Volume 5096, Ed. by I. Kadar, 2003, pp. 244-255.
[13]
Hongwei Long and I. Simao, On the
essential self-adjointness of perturbed Ornstein-Uhlenbeck operators on Hilbert spaces, Communications
in Applied Analysis 5
(2001), 371-382.
[14]
Hongwei Long, An approximation criterion for essential self-adjointness of Dirichlet
operators on certain Banach spaces, Potential
Analysis 13 (2000), 409-421.
[15]
Hongwei Long, Necessary and sufficient conditions
for the symmetrizability of differential operators
over infinite dimensional state spaces, Forum
Mathematicum 12 (2000), 167-196.
[16]
Hongwei Long and Isabel Simao, Kolmogorov
equations in Hilbert spaces with application to essential self-adjointness of symmetric diffusion operators,
[17] Hongwei Long, Kato's inequality and essential self-adjointness of Dirichlet
operators on certain Banach spaces, Stochastic Analysis and
Applications 16 (1998),
1019-1047.
[18]
Hongwei Long, Anticipating quadrant and symmetric integrals
in the plane with application to Wiener space, Acta
Math. Sci. 17 (1997), 1-11.
[19]
Hongwei Long, On the rate of convergence in the central
limit theorem for two-parameter martingale differences, Acta
Math. Sci. 16 (1996),
no. 3, 287-295.
[20]
Hongwei Long, The pathwise
uniqueness of solutions of non-Markovian stochastic
differential equations with jumps in plane, Chinese Science Bulletin 39 (1994), 1853-1858.
[21]
Hongwei Long, The approximation theorem of stochastic
differential equations in the plane, Acta Math. Sci. 14 (1994), 272-282.
[22] Yaozhong Hu and Hongwei
Long, Symmetric integral and the approximation theorem of stochastic integrals
in the plane, Acta
Math. Sci. 13 (1993), 153-166.
[23]
Hongwei Long, On the
-optimal control of stochastic differential
equations in the plane,
In: Development of Enterprises and System Engineering, Ed. by Chinese
Association of System Engineering, pp. 428-438, Chinese Science and Technology Press, 1992 (in Chinese).
Manuscripts:
[24] Michael A. Kouritzin and Hongwei Long, On extending the classical filtering equations, Submitted to Statistics and Probability Letters, 2007.
[25] Yaozhong Hu and Hongwei
Long, Least squares estimator for Ornstein-Uhlenbeck
processes driven by alpha-stable motions, Submitted to Stochastic Processes and their Applications, 2007.
[26] Hongwei Long and Lianfen Qian, Nadaraya-Watson estimator
for stochastic processes driven by additive Levy motions, Submitted to Bernoulli, 2007.
Conferences
and Invited Talks:
2005
Talk: ``On Generalizing the Classical Filtering
Equations to Financial Log-stable Models”.
Talk: ``Markov Chain Approximations to Filtering
Equations for Reflecting Diffusion Processes”.
2004
2003
Talk: ``On Markov Chain Approximations to SPDEs Driven by Poisson Measure Noise".
First talk: ``Hybrid Weighted Interacting Particle Filter for Multitarget Tracking",
Second Talk: ``Non-recursive and Recursive Methods for Parameter Estimation in
Filtering Problems".
2002
for the International Conference on Filtering Theory and
Applications, July 25-30,
Talk: ``Markov Chain Approximations to Filtering Equations".
2001
Talk: ``Markov Chain Approximations to Nonlinear Filters".
2000
Talk: ``Stochastic Modelling for Pollution Tracking, and Filtering in Random
Environments".
Poster: ``Markov Chain Approximations to Stochastic Reaction Diffusion Equations".
1999
Talk:
``Invariant Measures for Stochastic Evolution Equations in M-type 2 Banach Spaces".
Talk:
``Invariant Measures for Stochastic Evolution Equations in M-type 2 Banach Spaces”.