Lauri Viitasaari

Lauri Viitasaari

Aalto-yliopisto

H-index: 13

Europe-Finland

About Lauri Viitasaari

Lauri Viitasaari, With an exceptional h-index of 13 and a recent h-index of 13 (since 2020), a distinguished researcher at Aalto-yliopisto, specializes in the field of Stochastic partial differential equations, Mathematical statistics, finance.

His recent articles reflect a diverse array of research interests and contributions to the field:

Predictive models in economics

On extreme quantile region estimation under heavy-tailed elliptical distributions

Necessary and sufficient conditions for continuity of hypercontractive processes and fields

Long-range dependent completely correlated mixed fractional Brownian motion

On Sharp Rate of Convergence for Discretization of Integrals Driven by Fractional Brownian Motions and Related Processes with Discontinuous Integrands

1D stochastic pressure equation with log-correlated Gaussian coefficients

Hill estimator and extreme quantile estimator for functionals of approximated stochastic processes

Discretisation error for stochastic integrals with respect to the fractional Brownian motion with discontinuous integrands and local times

Lauri Viitasaari Information

University

Position

___

Citations(all)

688

Citations(since 2020)

565

Cited By

328

hIndex(all)

13

hIndex(since 2020)

13

i10Index(all)

19

i10Index(since 2020)

16

Email

University Profile Page

Aalto-yliopisto

Google Scholar

View Google Scholar Profile

Lauri Viitasaari Skills & Research Interests

Stochastic partial differential equations

Mathematical statistics

finance

Top articles of Lauri Viitasaari

Title

Journal

Author(s)

Publication Date

Predictive models in economics

Benny Avelin

Lauri Viitasaari

Pekka Malo

2024/1/16

On extreme quantile region estimation under heavy-tailed elliptical distributions

Journal of Multivariate Analysis

Jaakko Pere

Pauliina Ilmonen

Lauri Viitasaari

2024/7/1

Necessary and sufficient conditions for continuity of hypercontractive processes and fields

Statistics & Probability Letters

Patrik Nummi

Lauri Viitasaari

2024/5/1

Long-range dependent completely correlated mixed fractional Brownian motion

Stochastic Processes and their Applications

Josephine Dufitinema

Foad Shokrollahi

Tommi Sottinen

Lauri Viitasaari

2024/4/1

On Sharp Rate of Convergence for Discretization of Integrals Driven by Fractional Brownian Motions and Related Processes with Discontinuous Integrands

Journal of Theoretical Probability

Ehsan Azmoodeh

Pauliina Ilmonen

Nourhan Shafik

Tommi Sottinen

Lauri Viitasaari

2024/3

1D stochastic pressure equation with log-correlated Gaussian coefficients

arXiv preprint arXiv:2402.09127

Benny Avelin

Tuomo Kuusi

Patrik Nummi

Eero Saksman

Jonas M Tölle

...

2024/2/14

Hill estimator and extreme quantile estimator for functionals of approximated stochastic processes

arXiv preprint arXiv:2307.03581

Jaakko Pere

Benny Avelin

Valentin Garino

Pauliina Ilmonen

Lauri Viitasaari

2023/7/7

Discretisation error for stochastic integrals with respect to the fractional Brownian motion with discontinuous integrands and local times

arXiv preprint arXiv:2305.04733

Valentin Garino

Lauri Viitasaari

2023/5/8

On Lamperti transformation and characterisations of discrete random fields

arXiv preprint arXiv:2301.01639

Marko Voutilainen

Lauri Viitasaari

Pauliina Ilmonen

2023/1/4

Flexible transition probability model for assessing cost-effectiveness of breast cancer screening extension to include women aged 45-49 and 70-74

Plos one

Nourhan Shafik

Pauliina Ilmonen

Lauri Viitasaari

Tytti Sarkeala

Sirpa Heinävaara

2023/6/23

Stochastic differential equations with discontinuous diffusion coefficients

Theory of Probability and Mathematical Statistics

Soledad Torres

Lauri Viitasaari

2023/12

Note on asymptotic behavior of spatial sign autocovariance matrices

Statistics & Probability Letters

Marko Voutilainen

Pauliina Ilmonen

Lauri Viitasaari

Niko Lietzén

2023/1/1

Transfer principle for fractional Ornstein-Uhlenbeck processes

arXiv preprint arXiv:2311.00823

Tommi Sottinen

Lauri Viitasaari

2023/11/1

Geometric Characterization of the Eyring–Kramers Formula

Communications in Mathematical Physics

Benny Avelin

Vesa Julin

Lauri Viitasaari

2023/11

Variability of paths and differential equations with -coefficients

Annales de l'Institut Henri Poincare (B) Probabilites et statistiques

Michael Hinz

Jonas M Tölle

Lauri Viitasaari

2023/11

Vector‐valued generalized Ornstein–Uhlenbeck processes: Properties and parameter estimation

Scandinavian Journal of Statistics

Marko Voutilainen

Lauri Viitasaari

Pauliina Ilmonen

Soledad Torres

Ciprian Tudor

2022/9

On optimal prediction of missing functional data with memory

arXiv preprint arXiv:2208.09925

Pauliina Ilmonen

Nourhan Shafik

Tommi Sottinen

Germain Van Bever

Lauri Viitasaari

2022/8/21

Stationary Wong–Zakai Approximation of Fractional Brownian Motion and Stochastic Differential Equations with Noise Perturbations

Fractal and Fractional

Lauri Viitasaari

Caibin Zeng

2022/5/30

Optimizing high-dimensional stochastic forestry via reinforcement learning

Journal of Economic Dynamics and Control

Olli Tahvonen

Antti Suominen

Pekka Malo

Lauri Viitasaari

Vesa-Pekka Parkatti

2022/12/1

Integrated shape-sensitive functional metrics

Journal of Multivariate Analysis

Sami Helander

Petra Laketa

Pauliina Ilmonen

Stanislav Nagy

Germain Van Bever

...

2022/5/1

See List of Professors in Lauri Viitasaari University(Aalto-yliopisto)