2017

● Ergodicity and Accuracy for Optimal Particle Filters.
UChicago, Chicago, πŸ‡ΊπŸ‡Έ , January. Slides.

● Ergodicity and Accuracy for Optimal Particle Filters.
UoT, Toronto, πŸ‡¨πŸ‡¦ , January. Slides.

2016

● Ergodicity and Accuracy for Optimal Particle Filters.
McGill, Montreal, πŸ‡¨πŸ‡¦ , December. Slides.

● Ergodicity and Accuracy for Optimal Particle Filters.
Math Colloquium, CMU, πŸ‡ΊπŸ‡Έ , December. Slides.

● Ergodicity and Accuracy for Optimal Particle Filters.
Mathsfest 2016, Canberra, πŸ‡¦πŸ‡Ί , November. Slides.

● Ergodicity in data assimilation methods.
Probability seminar, U Delaware, πŸ‡ΊπŸ‡Έ , July. Slides.

● Predicting chaotic systems with sparse data: lessons from numerical weather prediction.
DataEngConf 2016, New Lab Brooklyn, πŸ‡ΊπŸ‡Έ , November. Keynote (~120mb) , pdf (~1mb, but no movies).

● Fluctuations in the heterogeneous multiscale method.
SIAM: Mathematics of Planet Earth, Philadelphia, πŸ‡ΊπŸ‡Έ , October. Slides.

● Mini-course on data assimilation.
EVEQ2016, Prague, πŸ‡¨πŸ‡Ώ , July. Lectures 1, 2, 3.

● Fluctuations in the heterogeneous multiscale method.
AIMS 2016, Orlando, πŸ‡ΊπŸ‡Έ , July. Slides.

● Ergodicity in data assimilation methods.
AIMS 2016, Orlando, πŸ‡ΊπŸ‡Έ , July. Slides.

● Fast-slow systems with chaotic noise.
ESI Vienna, πŸ‡¦πŸ‡Ή , May. Slides.

● Minicourse: Fast-slow systems and rough path theory.
ESI Vienna, πŸ‡¦πŸ‡Ή , May. Notes to appear soon!.

● Ergodicity in Data assimilation.
ETH Zurich, πŸ‡¨πŸ‡­ , April. Slides.

● Ergodicity in Data assimilation.
Statistics and applied math seminar, U Chicago, πŸ‡ΊπŸ‡Έ , April. Slides.

● Ergodicity in Data assimilation.
Applied math seminar, Berkeley-LBNL, πŸ‡ΊπŸ‡Έ , March. Slides.

● Fast-slow systems with chaotic noise.
Probability seminar, CUNY, πŸ‡ΊπŸ‡Έ , March. Slides.

● Data assimilation in high dimensions.
Graduate student seminar, CIMS, NYU, πŸ‡ΊπŸ‡Έ , February. Slides.

● Data assimilation in high dimensions.
DPMMS, Cambridge, πŸ‡¬πŸ‡§ , January. Slides.

2015

● Data assimilation for high dimensional nonlinear forecast problems.
New challenges in PDE workshop, MSRI, Berkeley, Oct. Slides.

● Fast-slow systems with chaotic noise.
Applied analysis and computation seminar, UMass, Amherst, September. Slides.

● A mini-course on rough path theory (6 lectures).
SIMPA workshop. USP - Sao Carlos, Brazil, August.

● Stability of the ensemble Kalman filter.
Equadiff 2015, Lyon, France, July. Slides.

● Fast-slow systems with chaotic noise.
Homogenization workshop, Luminy, France, May. Slides.

● Fast-slow systems with chaotic noise.
Math finance, PDE, stochastics seminar, Rutgers, April. Slides.

● Fast-slow systems with chaotic noise.
Colloquium, Penn state, March. Slides.

● Fast-slow systems with chaotic noise.
BU/Brown seminar, Brown, March. Slides.

● What do we know about EnKF?
CAOS colloquium, Courant, March. Slides.

● Fast-slow systems with chaotic noise.
Probability seminar, Columbia, February. Slides.

2014

● EnKF and filter divergence.
Math seminar, NIST, December. Slides.

● Fast-slow systems with chaotic noise.
Math colloquium, U of Minn, November. Slides.

● Fast-slow systems with chaotic noise.
Applied math seminar, CIMS, NYU, October. Slides.

● Fast-slow systems with chaotic noise.
Applied math and PDE seminar, Drexel, October. Slides.

● Fast-slow systems with chaotic noise.
Courant instructor day, CIMS, NYU, October. Slides.

● Stochastic PDEs summer graduate school (TA sessions).
MSRI, Berkeley, July. Video.

● EnKF and catastrophic filter divergence.
SIAM UQ 2014, Hyatt Regency, Savannah, May. Slides.

● EnKF and catastrophic filter divergence.
Model-Data workshop, Newton Institute, Cambridge, March. Slides.

● Fast-slow systems with chaotic noise.
Probability seminar, UniversitΓ© Paris Dauphine, Paris, March. Slides.

● Fast-slow systems with chaotic noise.
Probability seminar, Warwick University, March. Slides.

● Fast-slow systems with chaotic noise.
Rough paths 2014, IPAM, UCLA, January. Slides.

● EnKF and catastrophic filter divergence.
MURI workshop, Courant Institute, NYU, January. Slides.

2013

● Stochastic climate modelling (2 Lectures).
Mathematics of climate (graduate lecture course) , UNC Chapel Hill, December. lecture 1, lecture 2.

● EnKF and catastrophic filter divergence.
Predictability in Earth Systems Processes, Universita of Minnesota, November. Slides.

● EnKF and catastrophic filter divergence.
Data assimilation day, UNC Chapel Hill, November. Slides.

● Homogenization for multidimensional fast-slow systems.
Duke-UNC probability seminar, UNC Chapel Hill, October. Slides.

● Homogenization for multidimensional fast-slow systems.
XVIIth Brazilian school of Probability, Rio de Janeiro, September. Slides.

● Tutorial's for regularity structures.
XVIIth Brazilian school of Probability, Rio de Janeiro, September.

● An algebraic framework for Ito's formula.
Algebra and combinatorics seminar, ICMAT Madrid, April. Slides.

● EnKF and catastrophic filter divergence
Data assimilation workshop, University of Maryland, June. Slides.

● An algebraic framework for Ito's formula.
Algebra and combinatorics seminar, ICMAT Madrid, April. Slides.

● Ito’s formula via rough paths.
Oxford stochastic analysis seminar, Oxford, April. Slides.

● Short course on Data Assimilation.
TIFR, Bangalore India, March.

● Homogenisation for multidimensional maps.
Dynamical systems seminar, University of Sydney, January.

2012

● Geometric vs non-geometric rough paths (v2).
SSSC 2012, ICMAT Madrid, November. Slides.

● Geometric vs non-geometric rough paths (v1).
Data Assimilation 2012, University of Oxford, September. Slides.

● Simplifying non-geometric rough paths.
East midlands stochastic analysis seminar, University of York, July. Slides.
 

2011

● Finding limits for multiscale SPDEs.
Multiscale systems, University of Warwick, December. Slides.








 
ά€