Sofia Charlotta Olhede – Talks



12th June, “Nonparametric network summaries”, 3rd conference of the International Society for Non-Parametric Statistics (ISNPS)

18th May, “Anisotropy in random fields, Keynote at the 36th Conference on Applied Statistics in Ireland (CASI)

11th May, “Anisotropy in random fields” seminar at Statistics Cornell

4th of May, “Defining Networks of Tree Species”

22nd April, “The Alan Turing Institute” at Heads of Departments of Mathematical Sciences Meeting

20th April, workshop talk “Point process analysis of the distribution of multivariate tree and shrub species”, at Nottingham LMS workshop on Point processes and time space warping functions”

19th April, workshop talk “Anisotropy in Space” at Imperial workshop on Tempo-Spatial Statistics

14th April, workshop talk “Big Data in Time” at Workshop on Nonstationary Multivariate Time Series

17th February, Seminar, Reading Statistics, “Big data in time”

10th February, Networks Half Day at the Rss, “Nonparametric network summaries”

28th January, Seminar, Oxford Statistics Department seminar “Big Data in Time”

14th January, “The Alan Turing Institute” talk at the eMedLab symposium

13th January, “Big Data in Time”, lecture at the Southampton Data Science Symposium

13th January, opening ATI Summit on Physical Sciences




17th December, Networks and Information, ATI workshop on Informatic-Theoretic Foundations

8th December, Introduction to the Alan Turing Institute, H2020 Data Brokerage event

12th November, Data Science Institute workshop, Big data at the Alan Turing Institute

6th Noveber, Seminar at the Open University Modelling Lagrangian Trajectories as a stochastic process

29th October, Seminar in Exeter Modelling Lagrangian Trajectories as a stochastic process

18th September David Hand’s Birthday Conference, High dimensional time series analysis

9th September “Data Science and Education “ invited talk to session “The rise of data science”

9th September “Nonparametric network summaries” invited talk to session “Modern methodological challenges in statistics”

24th July Networks and Big Data, Plenary YSM Cardiff

30th June Networks and Big Data, Trax summer school, Sheffield

3rd April, Statlearn’15 “Modelling relational data”, Grenoble France

1st April, Khronos-Persyvact Spring School, LabEx Persyval, Mar. 31-Apr. 1, 2015, “Time series methods for Electroencephalography data”

20th March, LSE, Big Data Initiative Seminar, “Understanding Large Networks using Blockmodels”

27th Feb, workshop on community detection at Institut Henri Poincare, “Understanding Large Networks using Blockmodels

10th February, Joint UCL/Crick Computational Biology Meeting

23rd January, Opening workshop and bootcamp: Big Data at the Fields Institute, “Understanding Large Networks”




22nd December, Greek Stochastics zeta, “Graph limits and network data”

15th December, Luminy, “Nonparametrics for networks”

11th December, EU presentation, “Big Data--Commercial Partnerships and Skills for Analysis of Large Data Sets,” EU Commission

26th November, Focus on the Positive, “Female Role Models in Mathematics”, University of the Third Age

13th October, Séminaire Parisien de Statistique, “Graph limits and network data”

20th September, “Estimating multivariate nonstationary time series models in the Fourier domain”, Howell Tong’s birthday conference, LSE, London

3rd September, “Multivariate time series in electroencephalography”, Neurostat, Warwick, 2014.

13th June, “Universality of the stochastic blockmodel”, invited session talk at  ISNIP, June 2014.

22nd May, “Frequency domain inference,” Heidelberg University, Stochastics group meeting seminar

20th May, “Frequency domain inference”, Karlsruhe Institute of Technology (KIT) Institute for Stochastics seminar

16th May, “Histograms, Graph Limits, and the Asymptotic Behavior of Large Networks”, seminar, Statistical Laboratory, Cambridge

1st May, “Whittle likelihood for nonstationary bivariate processes”, Recent Advances and Trends in Time Series Analysis: Nonlinear Time Series, High Dimensional Inference and Beyond,
Sunday, April 27 - Friday May 2, 2014
3rd April, Princeton women in Geoscience talk
24th March, “
Network histograms and universality of blockmodel approximation”, seminar, Department of Statistics, Yale
6th March, “Nonparametric graphon estimation”, colloquium department of Applied Mathematics and Statistics of the Whiting School of Engineering, Johns Hopkins
27th February, informal talk, statistics at Madison Wisconsin, “Nonparametric Graphon Estimation”, department of Statistics
25th February, “
Nonparametric Graphon Estimation,” Statistical Inference in Sparse High-dimensional Models: theoretical and computational challenges, SAMSI
19th February, “Limiting behaviour in Large Networks,” Big Data: Challenges and Applications Workshop, Imperial College London
18th February, “Network histograms and universality of blockmodel approximation,” seminar at the Oxford Martin programme on Complexity, University of Oxford
12th February, “Making sense of networks: random variation and variable structure”, seminar at the Warwick Complexity Forum, Warwick
15th January, “Modelling multivariate nonstationarity,” workshop on
Inference for Change-Point and Related Processes at the Isaac Newton Institute programme of the same name 



14th December, “Anisotropy in random fields, invited presentation at CFE/ERCIM 2013 session on Filters, wavelets and signals

5th December, “Degree-Based models”, Statistics and Probability seminar at Nottingham

12th November, invited panellist at the Future of Statistics conference

8th November, “Degree-Based (and not so degree-based) network models, presentation at UCL-French Embassy Workshop on Network Analysis

31st October, “Degree based network models”, seminar KU Leuven, Belgium

19th October, Scientific Salon Bloomsbury Festival

17th October, UCL Lunch Hour Lecture, “Patterns in Nature’.

4th October, “Degree based network models”, seminar at Bristol University.

20th-22nd May, invited talks at Wales Mathematics Colloquium 2013

25th March Network structure and scaling, Heilbronn Workshop on Data Analysis for Cyber Security, Bristol

18th February, What is a degree distribution? PACM seminar Princeton

31 January, “Inference for nonstationary processes”, IPAM, Los Angeles, Adaptive Data Analysis and Sparsity Workshop



1st December, Oscillations observed in multiple dimensions, CFE/ERCIM 2012 session on Statistical problems with complex data

28th November, What is a degree distribution? Seminar Université Libre de Bruxelles

15th June, Fourier domain estimation of Lithospheric thickness, Bologna University

3rd May, Fourier domain estimation of Lithospheric thickness, York Statistics Seminar

27th April, Fourier domain estimation of Lithospheric thickness, EPFL Statistics Seminar

27th March, Royal Society Carlton House, at the meeting on “Signal Processing and Inference for the Physical Sciences”, “Multivariate Oscillations.”

20th February At the MBI Institute Ohio at the Programme on Recent Advances in Statistical Inference for Mathematical Biology: “Temporal inhomogeneity and dependence of brain networks.”

20th January, “Modulated Oscillations” Edinburgh Mathematical Society Lecture.

16th January, UCL, Mathematics Seminar, “Modulated Oscillations.”



18th November 2011, Bristol University, Estimation of Nonstationary Time Series.

9th September 2011, invited talk to IMA Programme on Instantaneous Frequencies and Trends for Nonstationary Nonlinear Data, Inference for Harmonizable Processes.

29th June 2011, SPARS 2011, Ambiguity Sparse Processes.

2nd June 2011, Winton Capital Seminar, Understanding Multiple Time Series.

23rd May 2011, Umea University, Mathematics colloquium, Estimation of Nonstationary Time Series.

24th May 2011, Umea University, Women in Maths seminar.



9th December 2010, Imperial College Statistics Seminar, Methods for Analysis of Diffusion Weighted MRI.

29th October 2010, Warwick University CRISM seminar. Estimation of Nonstationary Time Series.

20th October 2010, SAMSI working group on brain-imaging, Nonstationary Time Series.

14th October 2010, Georgia Tech, School of industrial and systems engineering seminar, Methods for Analysis of Diffusion Weighted MRI, Atlanta Georgia.

7th October 2010, SAMSI working group on ODEs. What Frequency (and Time-Frequency) Can Do for You!

20th August 2010, Presentation at Invited Paper Session at the European Meeting of Statisticians 2010 in Athens, Brain Imaging and Multiscale Inference.

8th July 2010, Paris, Diffusion Weighted MRI, Institut Telecom, Telecom ParisTech (ENST).

6th July 2010, Paris, Complex Wavelets - what use are they anyway? Institut Telecom, Telecom ParisTech (ENST).

13th May 2010, Newcastle University, Statistics seminar, Estimation of Noisy Diffusions.

23rd April 2010, Princeton University, ORFE Statistics seminar, Estimation of Noisy Diffusions.

17th February 2010, Cambridge University, Signal Processing group, Estimation of Noisy Diffusions.



22nd September 2009, Presentation at session on Statistical inference for nonstationary time series, Elliptically Modulated Signals, INSPIRE 2009 conference.

24th July 2009. Presentation at Invited Paper Session at the European Meeting of Statisticians 2009 in Toulouse, Multiscale methods in statistics.

26th May 2009 Seminar, Imperial College London Applied Mathematics Colloquium. Vortex extraction of Lagrangian time series.

Invited Presentation at the Gregynog Conference, 21st March 2009 – Multiscale Inference.

Vortex extraction of Lagrangian time series – 19th March 2009. Seminar, QMUL Mathematics Research Centre Statistics Seminar.

Vortex Extraction of Lagrangian Time Series – 13th March 2009. Seminar, Statistics, LSE.

January, Prospects in Mathematics presentation, Brain Imaging and Beyond, Durham UK.



Multiscale methods. Lighthill institute Presentation.
Multiscale inference for Lagrangian multiscale turbulence – 26th November 2008. Seminar, Statistics, Department of Mathematics, University of Glasgow.
Microstructure Bias and Multiscale Inference – 7th October 2008. Seminar, Electronic Engineering and Computer Science, Queen Mary University of London. 


Microstructure Bias and Multiscale Inference – 23rd September 2008. Seminar, Statistics Department, Stanford University.


High frequency variability and microstructure bias – 20th of June 2008, talk at the workshop on Inference and Estimation in Probabilistic Time-Series Models at the Isaac Newton Institute, Cambridge, UK.


Multiscale inference for Lagrangian ocean turbulence – 6th of June 2008. Seminar, University of Wariwick, UK.


A Statistical Framework to Characterise Microstructure in High Angular Resolution Diffusion Imaging – 16th May 2008, presented at 2008 5th IEEE International Symposium on Biomedical Imaging: From Nano to Macro, Paris, France.


Denoising HARDI coefficients using Spherical Wavelet Lifting – 7th May, 2008, presented at ISMRM Toronto, Canada, 2008.


Threshinding the Ambiguity Function – 3rd April 2008, presented at ICASSP 2008, Las Vegas, Nevada, USA.


Non-Parametric estimation of HARDI diffusion weighted magnetic resonance imaging data, -- 6th March 2008, presented at the Isaac Newton Institute, Cambridge, UK.



Multiscale inference for Lagrangian ocean turbulence – 22nd of November 2007. Statistics Seminar. Institute of Mathematics, Statistics and Actuarial Science, University of Kent, Canterbury, UK.

Inference for Frequency Domain Compressible Time Series – 3rd of November 2007. Presentation at the UK Sparse Approximation Day.


Multiscale Inference of Lagrangian Ocean Turbulence  – 25th of August 2007. Presentation at ISI 2007.


Multiscale methods and sparsity for inference – 18th July 2007. 6th International Congress on Industrial and Applied Mathematics, Zurich, Switzerland, 16th–20th July, 2007.


The Hyperanalytic Wavelet Transform — 19th June 2007. Strobl –07, Trends in Harmonic Analysis, Strobl, Austria, June 18th — June 22nd.


Hyperanalytic denoising — 17th May 2007. Statistics Seminar, Centre for Research in Statistical Methodology, University of Warwick, Warwick, UK.


Hyperanalytic denoising — 4th May, 2007. Statistical Laboratory Seminars, Centre for Mathematical Sciences , University of Cambridge, Cambridge, UK.


Hyperanalytic denoising — 12th April 2007. Signal Processing Laboratory Seminars, Department of Engineering, University of Cambridge, Cambridge, UK.


Hyperanalytic denoising — 23rd February 2007. Statistics Seminar, School of Mathematics, University of Leeds, Leeds, UK.


Hyperanalytic denoising — 2nd February 2007. Statistics Seminars, Department of Mathematics, University of Bristol, Bristol, UK


Non-Stationary Analysis and Radial Localisation — 24th of January, 2007. Athens University of Economics and Business, Department of Statistics Seminar Series, Athens, Greece.


How to estimate features of non-stationary time series and inhomogeneous spatial data: or, Project, Compress or Average — 8th of December, 2006. Solid Earth Lunch Seminar, Department of Geoscience, University of Princeton, Princeton, USA.


Hyperanalytic Denoising — 30th of November, 2006. Electrical and Computer Engineering, Polytechnic University, New York, USA.


Hyperanalytic Denoising — 2nd of November, 2006. Mathematics and Statistics Department, Statistics Seminar, McGill University, Montreal, Quebec, Canada.


Hyperanalytic Denoising — 17th of October, 2006. Computer and Information Theory Institute, Electrical and Computer Engineering, Colloquium, Rice University, Houston, TX, USA.


Hyperanalytic Thresholding — 10th of October, 2006. ICIP, 2006, Atlanta, GA, USA.


Hyperanalytic Denoising — 3rd of October, 2006. Statistics Seminars, Stanford University, Palo Alto, CA, USA.


Non-Stationary Analysis and Radial Localisation in 2D — 2nd of October, 2006. Department of Statistics, University of Washington, Seattle, WA, USA.


Hyperanalytic Denoising  — 27th of September, 2006. Caltech, Pasadena, USA.


Non-Stationary Analysis and Radial Localisation in 2D — 25th of September, 2006. Applied and Computational Mathematics Colloquium, Caltech, Pasadena, CA, USA.


Multiscale Representations and Estimation of Structure — 26th of July, 2006. EP Differentials & Shape conference in Santa Fe, New Mexico, USA.


Representations of Structure and Localisation in 2-D — 21st of June, 2006. Inverse problems session, Dorfman Centre, St Peter's college, Oxford UK.


Non-Stationary Analysis and Localisation in 2D — 11th of May, 2006. Nottingham Statistics Group Seminars, The School of Mathematical Sciences, University of Nottingham, Nottingham, UK.


Non-Stationary Analysis and Localisation in 2D — 29th of March, 2006. Guest Lecture, Department of Physics Seminars, University of Tromsø, Tromsø, Norway.


Non-Stationary Analysis and Localisation — 20th of February, 2006. Communications & Signal Processing Seminar Series, Department of Electrical and Electronic Engineering, Imperial College London, London, UK.


Image Processing and Local Representations—17th February, 2007. Southampton Statistical Sciences Research Institute (S3RI) Statistics Research Seminar, Southampton, UK.


Multiple wavelet coherence analysis – 16th January 2006. IS & T/SPIE 18th Annual Symposium 2006. Image Processing: Algorithms and Systems. San Jose, California, USA.


For earlier talks see here