Learning theory

Optimal transport

Metric geometry 


Online learning with exponential weights in metric spaces

Q. Paris


Jensen's inequality in geodesic spaces with lower bounded curvature

Q. Paris


Empirical Variance Minimization with Applications in Variance Reduction and Optimal Control

D. BelomestnyL. IosipoiQ. Paris and N. Zhivotovskiy


The exponentially weighted average forecaster in geodesic spaces of non-positive curvature​



Fast convergence of empirical barycenters in Alexandrov spaces and the Wasserstein space​

T. Le Gouic, Q. Paris, P. Rigollet and A.J. Stromme


Convergence rates for empirical barycenters in metric spaces: curvature, convexity and extendable geodesics

A. Ahidar-Coutrix, T. Le Gouic and Q. Paris

Probability Theory and Related Fields (2020). Vol. 177, No. 1, pp. 323-368.

On the occupancy problem for a regime switching model

M. Grabchak, M. Kelbert and Q. Paris

Journal of Applied Probability (2020). Vol. 57, No. 1, pp. 53-77.

A stability property of k-means clustering

T. Le Gouic and Q. Paris.

Electronic Journal of Statistics (2018). Vol. 12, No. 2, pp. 4239-4263.


Finite sample properties of the mean occupancy counts and probabilities

G. Decrouez, M. Grabchak and Q. Paris

Bernoulli (2018). Vol. 24, No. 3, pp. 1910-1941. 

On the exponentially weighted aggregate with the Laplace prior 

A. Dalalyan, E. Grappin and Q. Paris

The Annals of Statistics (2018). Vol. 46, No. 5, pp. 2452-2478. 

On the prediction loss of the lasso in the partially labeled setting

P. Bellec, A. Dalalyan, E. Grappin and Q. Paris

Electronic Journal of Statistics (2018). Vol. 12, No.2, pp. 3443–3472.

Cox process functional learning

G. Biau, B. Cadre and Q. Paris 

Statistical Inference for Stochastic Processes (2015). Vol. 18, pp. 1-21. 

Minimax adaptive dimension reduction for regression

Q. Paris

Journal of Multivariate Analysis (2014). Vol. 128, pp. 186-202. 

On Holder fields clustering

B. Cadre and Q. Paris 

Test (2012). Vol. 21, pp. 301-316.