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2022
Fast nonasymptotic testing and support recovery for large sparse toeplitz covariance matrices
Journal of multivariate analysis, vol. 190, 2022.
By N. Bettache, C. Butucea, and M. Sorba@article{Bettache2022, author={Bettache, N. and Butucea, C. and Sorba, M.}, title={Fast nonasymptotic testing and support recovery for large sparse Toeplitz covariance matrices}, journal={Journal of Multivariate Analysis}, year={2022}, volume={190}, doi={10.1016/j.jmva.2021.104883}, art_number={104883}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85118979717&doi=10.1016%2fj.jmva.2021.104883&partnerID=40&md5=c88adb30df4b6284ce49d491e6aa24d7}, publisher={Academic Press Inc.}, }
2020
Local differential privacy: elbow effect in optimal density estimation and adaptation over besov ellipsoids
Bernoulli, vol. 26, iss. 3, pp. 1727-1764, 2020.
By C. Butucea, A. Dubois, M. Kroll, and A. Saumard@article{Butucea20201727, author={Butucea, C. and Dubois, A. and Kroll, M. and Saumard, A.}, title={Local differential privacy: Elbow effect in optimal density estimation and adaptation over Besov ellipsoids}, journal={Bernoulli}, year={2020}, volume={26}, number={3}, pages={1727-1764}, doi={10.3150/19-BEJ1165}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85091187918&doi=10.3150%2f19-BEJ1165&partnerID=40&md5=a553a71ab70c97f6dfa365d2aa4af54b}, publisher={International Statistical Institute}, }
2018
Variable selection with hamming loss
Annals of statistics, vol. 46, iss. 5, pp. 1837-1875, 2018.
By C. Butucea, M. Ndaoud, N. A. Stepanova, and A. B. Tsybakov@article{Butucea20181837, author={Butucea, C. and Ndaoud, M. and Stepanova, N.A. and Tsybakov, A.B.}, title={Variable selection with hamming loss}, journal={Annals of Statistics}, year={2018}, volume={46}, number={5}, pages={1837-1875}, doi={10.1214/17-AOS1572}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85052655230&doi=10.1214%2f17-AOS1572&partnerID=40&md5=7f43dc9716fafc6e4c886f2cabc27df8}, publisher={Institute of Mathematical Statistics}, }
Local asymptotic equivalence of pure states ensembles and quantum gaussian white noise
Annals of statistics, vol. 46, iss. 6B, pp. 3676-3706, 2018.
By C. Butucea, M. A. Gut, and M. Nussbaum@article{Butucea20183676, author={Butucea, C. and Gut, M.A. and Nussbaum, M.}, title={Local asymptotic equivalence of pure states ensembles and quantum Gaussian white noise}, journal={Annals of Statistics}, year={2018}, volume={46}, number={6B}, pages={3676-3706}, doi={10.1214/17-AOS1672}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85054753811&doi=10.1214%2f17-AOS1672&partnerID=40&md5=761d964ed3fffc1dc98d42ee6c59d0e9}, publisher={Institute of Mathematical Statistics}, }
Fast adaptive estimation of log-additive exponential models in kullback-leibler divergence
Electronic journal of statistics, vol. 12, iss. 1, pp. 1256-1298, 2018.
By C. Butucea, J. -F. Delmas, A. Dutfoy, and R. Fischer@article{Butucea20181256, author={Butucea, C. and Delmas, J.-F. and Dutfoy, A. and Fischer, R.}, title={Fast adaptive estimation of log-additive exponential models in kullback-leibler divergence}, journal={Electronic Journal of Statistics}, year={2018}, volume={12}, number={1}, pages={1256-1298}, doi={10.1214/18-EJS1413}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85045095428&doi=10.1214%2f18-EJS1413&partnerID=40&md5=b91d2045fe347a32217e3ff5257eec1b}, publisher={Institute of Mathematical Statistics}, }
2017
Exploratory use of structured assessment tools for the risk of recidivism in france [usage exploratoire d'outils d’évaluation structurée du risque de récidive en france]
Annales medico-psychologiques, vol. 175, iss. 3, pp. 287-289, 2017.
By M. Rio, N. Letto, and C. Butucea@article{Rio2017287, author={Rio, M. and Letto, N. and Butucea, C.}, title={Exploratory use of structured assessment tools for the risk of recidivism in France [Usage exploratoire d'outils d’évaluation structurée du risque de récidive en France]}, journal={Annales Medico-Psychologiques}, year={2017}, volume={175}, number={3}, pages={287-289}, doi={10.1016/j.amp.2017.01.014}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85013471751&doi=10.1016%2fj.amp.2017.01.014&partnerID=40&md5=8b69cc67b6d94fd3990db8dc05c1d974}, publisher={Elsevier Masson SAS}, }
Adaptive test for large covariance matrices in presence of missing observations
Alea (rio de janeiro), vol. 14, iss. 1, pp. 557-578, 2017.
By C. Butucea and R. Zgheib@article{Butucea2017557, author={Butucea, C. and Zgheib, R.}, title={Adaptive test for large covariance matrices in presence of missing observations}, journal={Alea (Rio de Janeiro)}, year={2017}, volume={14}, number={1}, pages={557-578}, doi={10.30757/ALEA.v14-28}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85117340947&doi=10.30757%2fALEA.v14-28&partnerID=40&md5=61a7476e34002fa50609ef3587b9ba61}, publisher={Instituto Nacional de Matematica Pura e Aplicada}, }
Adaptive variable selection in nonparametric sparse additive models
Electronic journal of statistics, vol. 11, iss. 1, pp. 2321-2357, 2017.
By C. Butucea and N. Stepanova@article{Butucea20172321, author={Butucea, C. and Stepanova, N.}, title={Adaptive variable selection in nonparametric sparse additive models}, journal={Electronic Journal of Statistics}, year={2017}, volume={11}, number={1}, pages={2321-2357}, doi={10.1214/17-EJS1275}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-85019970964&doi=10.1214%2f17-EJS1275&partnerID=40&md5=c4727a8bbde5712d1a2ee6e29109e500}, publisher={Institute of Mathematical Statistics}, }
2016
Sharp detection of smooth signals in a high-dimensional sparsematrix with indirect observations
Annales de l'institut henri poincare (b) probability and statistics, vol. 52, iss. 4, pp. 1564-1591, 2016.
By C. Butucea and G. Gayraud@article{Butucea20161564, author={Butucea, C. and Gayraud, G.}, title={Sharp detection of smooth signals in a high-dimensional sparsematrix with indirect observations}, journal={Annales de l'institut Henri Poincare (B) Probability and Statistics}, year={2016}, volume={52}, number={4}, pages={1564-1591}, doi={10.1214/15-AIHP689}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84997079514&doi=10.1214%2f15-AIHP689&partnerID=40&md5=a52181e209ae86ec809819137666d527}, publisher={Institute of Mathematical Statistics}, }
Sharp minimax tests for large toeplitz covariance matrices with repeated observations
Journal of multivariate analysis, vol. 146, pp. 164-176, 2016.
By C. Butucea and R. Zgheib@article{Butucea2016164, author={Butucea, C. and Zgheib, R.}, title={Sharp minimax tests for large Toeplitz covariance matrices with repeated observations}, journal={Journal of Multivariate Analysis}, year={2016}, volume={146}, pages={164-176}, doi={10.1016/j.jmva.2015.09.003}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84951805901&doi=10.1016%2fj.jmva.2015.09.003&partnerID=40&md5=a66ac7661c4709619f26eb02f81a497c}, publisher={Academic Press Inc.}, }
Sharp minimax tests for large covariance matrices and adaptation
Electronic journal of statistics, vol. 10, iss. 2, pp. 1927-1972, 2016.
By C. Butucea and R. Zgheib@article{Butucea20161927, author={Butucea, C. and Zgheib, R.}, title={Sharp minimax tests for large covariance matrices and adaptation}, journal={Electronic Journal of Statistics}, year={2016}, volume={10}, number={2}, pages={1927-1972}, doi={10.1214/16-EJS1143}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84978698631&doi=10.1214%2f16-EJS1143&partnerID=40&md5=c1fd27b141d707a87ff494d3ac36df57}, publisher={Institute of Mathematical Statistics}, }
2015
Sharp variable selection of a sparse submatrix in a high-dimensional noisy matrix
Esaim - probability and statistics, vol. 19, pp. 115-134, 2015.
By C. Butucea, Y. I. Ingster, and I. A. Suslina@article{Butucea2015115, author={Butucea, C. and Ingster, Y.I. and Suslina, I.A.}, title={Sharp variable selection of a sparse submatrix in a high-dimensional noisy matrix}, journal={ESAIM - Probability and Statistics}, year={2015}, volume={19}, pages={115-134}, doi={10.1051/ps/2014017}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84933532407&doi=10.1051%2fps%2f2014017&partnerID=40&md5=ca6e07028aeeae465e9875fdede9bf37}, publisher={EDP Sciences}, }
2013
Detection of a sparse submatrix of a high-dimensional noisy matrix
Bernoulli, vol. 19, iss. 5 B, pp. 2652-2688, 2013.
By C. Butucea and Y. I. Ingster@article{Butucea20132652, author={Butucea, C. and Ingster, Y.I.}, title={Detection of a sparse submatrix of a high-dimensional noisy matrix}, journal={Bernoulli}, year={2013}, volume={19}, number={5 B}, pages={2652-2688}, doi={10.3150/12-BEJ470}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84891934985&doi=10.3150%2f12-BEJ470&partnerID=40&md5=146bff4f1293f849fb0afc64c5d2a363}, }
Rank-penalized estimation of a quantum system
Physical review a - atomic, molecular, and optical physics, vol. 88, iss. 3, 2013.
By P. Alquier, C. Butucea, M. Hebiri, K. Meziani, and T. Morimae@article{Alquier2013, author={Alquier, P. and Butucea, C. and Hebiri, M. and Meziani, K. and Morimae, T.}, title={Rank-penalized estimation of a quantum system}, journal={Physical Review A - Atomic, Molecular, and Optical Physics}, year={2013}, volume={88}, number={3}, doi={10.1103/PhysRevA.88.032113}, art_number={032113}, url={https://www.scopus.com/inward/record.uri?eid=2-s2.0-84884881858&doi=10.1103%2fPhysRevA.88.032113&partnerID=40&md5=844f0740e4481e6d162096bcd06c1e54}, }
2008
Sharp optimality in density deconvolution with dominating bias. ii
Theory of probability & its applications, vol. 52, iss. 2, pp. 237-249, 2008.
By C. Butucea and A. B. Tsybakov@article{butucea2008sharp, title={Sharp optimality in density deconvolution with dominating bias. II}, author={Butucea, Cristina and Tsybakov, Alexandre B}, journal={Theory of Probability & Its Applications}, volume={52}, number={2}, pages={237-249}, year={2008}, publisher={SIAM}, }
Sharp optimality in density deconvolution with dominating bias. i
Theory of probability & its applications, vol. 52, iss. 1, p. 24–39, 2008.
By C. Butucea and A. B. Tsybakov@article{butucea2008sharp, title={Sharp optimality in density deconvolution with dominating bias. I}, author={Butucea, Cristina and Tsybakov, Alexandre B}, journal={Theory of Probability & Its Applications}, volume={52}, number={1}, pages={24--39}, year={2008}, publisher={SIAM}, }