Publications & presentations of Natalia Bochkina

 

Publications.

 

      Natalia A. Bochkina and Peter J. Green. Consistency and efficiency of Bayesian estimators in generalised linear inverse problems. On ArXiv: http://arxiv.org/abs/1110.3015.

Natalia Bochkina and Ya'acov Ritov (2011) Bayesian Perspectives on Sparse Empirical Bayes Analysis (SEBA).  (in “Inverse Problems and High-Dimensional estimation”, Springer Lecture Notes in Statistics, eds P. Alquier, E. Gautier, G. Stolz, p171-189).

Natalia Bochkina and Alex Lewin (2010) Classification for Differential Gene Expression using Bayesian Hierarchical modelling, in “Bayesian Modelling for Bioinformatics” (eds D.Dey, S.Ghosh and B.Mallick, p. 37-71)

Bochkina N., Sapatinas T. (2009). Minimax rates of convergence and optimality of Bayes factor wavelet regression estimators under pointwise risks. Statistica Sinica, Vol. 19, 1389-1406. (Referred (online) Supplement: Statistica Sinica, Vol. 19, S21-S37 (2009). )

Lewin A., Bochkina N., Richardson S (2007) Fully Bayesian Mixture Model for Differential Gene Expression: Simulations and Model Checks Statistical Applications in Genetics and Molecular Biology: Vol. 6 : Iss. 1, Article 36.

Bochkina N., Richardson S. (2007) Tail posterior probability for inference in pairwise and multiclass gene expression data. Biometrics, 63(4): 1117-25 (journal website and Supplementary material)

Turro E, Bochkina N, Hein AM, Richardson S. (2007) BGX: a Bioconductor package for the Bayesian integrated analysis of Affymetrix GeneChips (application note). BMC Bioinformatics, 12; 8(1):439

Bochkina N. (2007) Goodness-of-fit Test for Dependent Observations via Wavelets. Journal of Statistical Planning and Inference, Volume 137, Issue 8, 1 August 2007, Pages 2593-2612

Bochkina N., Sapatinas T. (2006) On pointwise optimality of Bayes Factor wavelet regression estimators. Sankhya, 68, 513-541. (pdf).

Bochkina N.A., Sapatinas T. (2005) On the Posterior Median Estimators of Possibly Sparse Sequences. Annals of Institute of Statistical Mathematics, Vol. 57, 315-351 (Abstract).

S.Parry, D.Hadaschik, C.Blancher, K.Mande, N.Bochkina, H.Morris, S.Richardson, T.Aitman, D.Gauguier, K.Siddle, J.Scott and A.Dell. (2006) Glycomics investigation into insulin action. Biochimica et Biophysica Acta, 1760(4):652-68.

A.Bart, N.Alekseyeff (Klochkova), N.Bochkina. Partial Inversion of Functions for Statistical Modelling of Regulatory Systems. In Advances in Stochastic Simulation Methods (Series: Statistics for Industry and Technology) p.355-371. Eds. Balakrishnan, V.B.Melas, S.Ermakov, Burkhaser, Boston-Basel-Berlin, 2000.

A.G. Bart, V.M. Kozhanov, N.M. Chmykhova, N.A. Botchkina, L.A. Ternovaya, H.P. Clamann. Topological and statistical analysis of 3-D reconstructions of axon collaterals. Neurophysiol 32:249-259, 2000

A.G.Bart, N.A.Bochkina. (1998) Fiducial Distributions in Statistical Simulation of Regulatory Systems, p.238-242, In Proceedings of St.Petersburg Workshop on Simulation, Eds. S.M.Ermakov, Y.N.Kashtanov, V.B.Melas, St.Petersburg University Press.

 

 

Preprints

 

Bochkina N., Ritov Y. Sparse Empirical Bayes Analysis. http://arxiv.org/abs/0911.5482

Bochkina N. Besov regularity of functions with sparse random wavelet coefficients. (pdf)

 

 

Seminars

 

1.    8 August 2008 “Classification for differential gene expression using Bayesian hierarchical models”, School of Mathematics and Statistics, University of New South Wales, Australia

2.    30 January 2008 “Univariate hypotheses testing for gene expression data in a Bayesian hierarchical framework”, Department of Statistics, University of Glasgow

3.    30 October 2007 “Objective and subjective approaches to the means comparison in the "high p - small n" paradigm” RSS Local Highlands Group, Aberdeen

4.    22 October 2007 “Objective and subjective approaches to the means comparison in the "high p - small n" paradigm”, School of Mathematics and Statistics, University of St.Andrews

5.    9 February 2007. “Tail posterior probability for analysis of gene expression data”, Centre for Biostatistics, Imperial College London.

6.    22 November 2006. “Besov regularity of functions with sparse random wavelet coefficients”, Department of Mathematics, Cardiff University.

7.    22 October 2006. “Besov regularity of functions with sparse random wavelet coefficients”, London Analysis and Probability Seminar (Kings College).

8.    18 April 2006. “Pointwise optimality of Bayes factor wavelet regression estimators”, Department of Statistical Modelling, St.-Petersburg State University (in Russian).  

9.    31 January 2005. “Wavelet test of fit for dependent data”, Department of Mathematics, Imperial College London

10    7 August 2003. “Test of significance for dependent data”, Department of Mathematics, University of Cyprus, Nicosia.

11    28 December 2001. “Bayesian Modelling and Wavelets”, Department of Statistical Modelling, St.-Petersburg State University (in Russian).

12    17 October 2001. “Bayesian Models and Wavelet Regression”, Department of Statistics, University of Kent in Canterbury.

 

Presentations

 

1.        21-24 July 2008, 9th ISBA World Meeting, Australia “Bayesian clustering of high dimensional data” (talk)

2.      14-18 July 2008, 7th World Congress in Probability and Statistics, Singapore “Bayesian clustering of high dimensional data” (talk)

3.      23-27 June 2008 Isaac Newton Institute workshop on Future Directions in High-Dimensional Data Analysis, poster “Bayesian clustering of high-dimensional data via a directional approach”

4.      5-7 November 2007 Workshop on Modern challenges of curve modelling (Bristol), talk “Effect of the choice of prior distribution on pointwise optimality of Bayes Factor wavelet function estimators” (with T.Sapatinas)

5.      6-10 August 2007 Isaac Newton Institute Workshop on CONSTRUCTION AND PROPERTIES OF BAYESIAN NONPARAMETRIC REGRESSION MODELS, poster “A priori regularity properties of nonparametric function estimators”

6.      1-2 April 2007 Statistical Bioinformatics and Stochastic Systems Biology Workshop  (Newcastle), poster “Simulation strategy for generating realistic NMR data” (with Tim Ebbels, Maria de Iorio, David Stephens, Sylvia Richardson and Jeremy Nicholson)

7.      11-15 December 2006. Isaac Newton Institute Workshop on Recent Advances in Statistical Genetics and Bioinformatics, poster “Tail posterior probability for analysis of pairwise and multiclass gene expression data” (with S.Richardson).

8.      10 - 14 July 2006. WAVE2006: Wavelets and Applications (Lausanne, Switzerland) (2 posters: “Orthogonal design-oriented Haar wavelet transform for irregularly spaced data” and “Besov regularity of functions with sparse random wavelet coefficients”)

9.      1 - 6 June 2006. Valencia Conference on Bayesian Statistics (Benidorm, Spain) (poster: “Mixture modelling in a fully Bayesian framework with application to microarray gene expression data”, with A.Lewin and S.Richardson).

10.  24 - 28 July 2005. European Meeting of Statisticians (Oslo, Norway). “Bayesian t statistic: properties and application to analysis of multiclass gene expression data” (poster, with S. Richardson).

11.  26 June – 2 July 2005. The 5th St.-Petersburg Workshop on Simulation, St-Petersburg, Russia. “Wavelet goodness-of-fit test for dependent data” (invited talk).

12.  25 - 27 May 2005. Meeting of International Biometric Society (Spanish region). “Mixture models in a fully Bayesian framework for analysis of gene expression data” (invited talk, joint work with A. Lewin and S. Richardson).

13.  12-15 January 2005. 2nd IMS-ISBA joint meeting (Bormio, Italy). “Mixture models in a fully Bayesian framework for analysis of gene expression data“ (poster, with A. Lewin and S. Richardson).

14.  5 October 2004. 4th Genomics-Bioinformatics Day on Expression Data Analysis (University of Oxford). “Statistical modelling for BAIR project“ (invited talk).

15.  27 June – 2 July 2004. Workshop on Statistics in Functional Genomics (Ascona, Switzerland). “Bayesian mixture models for analysing gene expression data“ (poster, with S.Richardson  and A. Lewin).

16.  19 February 2004. 8th Quaterly Academic Meeting of the Clinical Sciences Centre and Microarray Centre, Imperial College London. “Different approaches to analysis of BAIR microarray data” (invited talk).

17.  10-15 December 2001. European Statistical Seminar (SemStat), Gotheborg, Sweden. “Wavelets and Extreme Value Theory” (contributed talk).

18.  14-18 December 1998.  International Biometric Conference, Cape Town, South Africa. "Synapses and branch points of neuronal trees: distribution and dependence" (contributed talk).

19.  28 June - 3 July 1998. The 3rd St.-Petersburg Workshop on Simulation, St-Petersburg, Russia. "Fiducial distributions in statistical simulation of regulatory systems" (contributed talk, with A.G.Bart).