François Portier

Assistant Professor at Telecom ParisTech within the department IDS (Image, data, signal)

I organize the S2A Seminar

Research topics

  • Monte Carlo methods
  • Dimension reduction in regression
  • Survival analysis (CURE models)
  • Copula modelling

Courses

Lecture notes on ordinary least squares. PDF


New Papers

Parametric versus nonparametric : the fitness coefficient. With Gildas Mazo. PDF

Rademacher complexity for Markov chains : Applications to kernel smoothing and Metropolis-Hasting. With Patrice Bertail. PDF

On an extension of the promotion time cure model. With Anouar El Ghouch and Ingrid Van Keilegom. PDF

Monte Carlo integration with a growing number of control variates. With Johan Segers. PDF

https://sites.google.com/site/fportierwebpage/home/Untitled.jpg?attredirects=0

46, rue Barrault, 75634 Paris, France

Office: E 302

Phone: +33 1 45 81 77 03

francois.portier_gmail_com

Papers

Asymptotic optimality of adaptive importance sampling. Accepted in NIPS2018. With Bernard Delyon. PDF

Integral estimation based on Markovian design. Accepted in Advances in applied probability. With Romain Azais and Bernard Delyon. PDF

Beating Monte Carlo Integration: a Nonasymptotic Study of Kernel Smoothing Methods. AISTAT2018. With Stéphan Clémençon, 2018.

On the weak convergence of the empirical conditional copula under a simplifying assumption. Journal of Multivariate Analysis. With Johan Segers. 2018. PDF

Efficiency and bootstrap in the promotion time cure model. Bernoulli. With Anouar El Ghouch and Ingrid Van Keilegom. 2017. PDF

On the asymptotics of Z-estimators indexed by the objective functions. Electronic Journal of Statistics. 2016. PDF

An empirical process view of inverse regression. Scandinavian Journal of Statistics. 2016. PDF

Integral approximation by kernel smoothing. Bernoulli. 2016. With Bernard Delyon. PDF

Bootstrap testing of the rank of a matrix via least squared constrained estimation. Journal of the American Statistical Association. 2014. With Bernard Delyon. PDF

Optimal function: A new approach for covering the central subspace. Journal of Multivariate Analysis. 2013. With Bernard Delyon. PDF

Thesis

Réduction de la dimension en régression. PDF

I received my Ph.D. from Université de Rennes 1, IRMAR, under the supervision of Bernard Delyon (defended in July 2013).

Other Links

A nice blog about statistics, actuarial sciences and R,

MathSciNet,

arXiv,

more about the wind in Bretagne.