Edit Profile (opens in new tab) Oja, Hannu Co-Author Distance Author ID: oja.hannu Published as: Oja, Hannu; Oja, H. External Links: MGP · Wikidata Documents Indexed: 95 Publications since 1981, including 2 Books and 5 Additional arXiv Preprints 3 Further Contributions Biographic References: 1 Publication Co-Authors: 59 Co-Authors with 90 Joint Publications 1,597 Co-Co-Authors all top 5 Co-Authors 6 single-authored 24 Nordhausen, Klaus 20 Taskinen, Sara 14 Möttönen, Jyrki 13 Nevalainen, Jaakko 11 Hettmansperger, Thomas P. 9 Larocque, Denis 9 Ollila, Esa 7 Virta, Joni 6 Kankainen, Annaliisa 6 Miettinen, Jari 6 Tyler, David E. 5 Croux, Christophe 4 Koivunen, Visa 4 Paindaveine, Davy 4 Sirkiä, Seija 3 Li, Bing 3 Niinimaa, A. 3 Nyblom, Jukka 3 Visuri, Samuli 2 Brown, Bruce M. 2 Datta, Somnath 2 Haataja, Riina 2 Ilmonen, Pauliina 2 Koshevoy, Gleb A. 2 Liski, Eero 2 Matilainen, Markus 2 Radojičić, Una 2 Randles, Ronald Herman 2 Tienari, Juha 1 Amaral Turkman, Maria Antónia 1 An, Hyowon 1 Baggerly, Keith A. 1 Bergsma, Wicher Pieter 1 Chakraborty, Biman 1 Chaudhuri, Probal 1 Cheng, Guang 1 Clement, Lieven 1 Critchley, Frank 1 Croon, Marcel A. 1 Davies, Patrick Laurie 1 de Carvalho, Miguel 1 de Neve, Jan 1 Díaz-Avalos, Carlos 1 Dodd, Lori E. 1 Draper, David 1 Dümbgen, Lutz 1 Eddy, William F. 1 Fay, Michael P. 1 Filzmoser, Peter 1 Fischer, Daniel 1 Follmann, Dean A. 1 Frahm, Gabriel 1 Gather, Ursula 1 Genton, Marc G. 1 Gerds, Thomas Alexander 1 Hagenaars, Jacques A. 1 Hallin, Marc 1 Hampel, Frank R. 1 Harris, Lara E. 1 He, Xuming 1 Hüsler, Jürg 1 Illner, Katrin 1 Inácio de Carvalho, Vanda 1 King, Tom 1 Koch, Inge 1 Krause, Ulf 1 Lawrance, Anthony J. 1 Lemponen, Riina 1 Leng, Chenlei 1 Liu, Regina Y. C. 1 Lucas, André 1 Lumley, Thomas 1 Marron, James Stephen 1 Mateu, Jorge 1 McKean, Joseph W. 1 Mukhopadhyay, Subhadeep 1 Orponen, Pekka 1 Ottoy, Jean-Pierre 1 Parelius, Jesse M. 1 Parzen, Emanuel 1 Porcu, Emilio 1 Pörsti, Ilkka 1 Rantakallio, Paula 1 Reimann, Clemens 1 Ronkainen, T. 1 Rousseeuw, Peter J. 1 Ruiz-Gazen, Anne 1 Schleutker, Johanna 1 Scott, David W. 1 Sen, Pranab Kumar 1 Senn, Stephen 1 Serfling, Robert J. 1 Shevlyakov, Georgy L. 1 Singh, Kesar 1 Tableman, Mara 1 Thas, Olivier 1 Theis, Fabian Joachim 1 Tokola, K. 1 van der Ark, Andries 1 Van Keilegom, Ingrid ...and 5 more Co-Authors all top 5 Serials 12 Journal of Multivariate Analysis 10 Statistics & Probability Letters 7 Journal of Nonparametric Statistics 6 Journal of the American Statistical Association 5 The Annals of Statistics 5 Journal of Statistical Planning and Inference 4 Scandinavian Journal of Statistics 4 Journal of the Royal Statistical Society. Series B 3 Computational Statistics and Data Analysis 3 Statistica Sinica 3 Journal of the Royal Statistical Society. Series B. Statistical Methodology 2 Statistics 2 Statistical Science 2 Statistical Methods and Applications 1 The Canadian Journal of Statistics 1 The Australian Journal of Statistics 1 Biometrical Journal 1 Biometrika 1 International Statistical Review 1 Journal of Time Series Analysis 1 IEEE Transactions on Signal Processing 1 Applications of Mathematics 1 Statistical Papers 1 AStA. Allgemeines Statistisches Archiv 1 Lecture Notes in Statistics 1 Electronic Journal of Statistics 1 Mathematical Geosciences 1 Journal of Computational and Graphical Statistics 1 Wiley Series in Probability and Statistics all top 5 Fields 93 Statistics (62-XX) 11 Numerical analysis (65-XX) 3 Probability theory and stochastic processes (60-XX) 2 Linear and multilinear algebra; matrix theory (15-XX) 2 Information and communication theory, circuits (94-XX) 1 Geophysics (86-XX) 1 Biology and other natural sciences (92-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 88 Publications have been cited 1,305 times in 612 Documents Cited by ▼ Year ▼ Multivariate analysis by data depth: Descriptive statistics, graphics and inference. (With discussions and rejoinder). Zbl 0984.62037 Liu, Regina Y.; Parelius, Jesse M.; Singh, Kesar 235 1999 Descriptive statistics for multivariate distributions. Zbl 0517.62051 Oja, Hannu 154 1983 Multivariate nonparametric methods with R. An approach based on spatial signs and ranks. Zbl 1269.62036 Oja, Hannu 72 2010 Multivariate spatial sign and rank methods. Zbl 0857.62056 Möttönen, Jyrki; Oja, Hannu 71 1995 On location, scale, skewness and kurtosis of univariate distributions. Zbl 0525.62020 Oja, Hannu 59 1981 Breakdown and groups. (With discussions and rejoinder). Zbl 1077.62041 Davies, P. Laurie; Gather, Ursula 44 2005 Invariant co-ordinate selection (with discussion). Zbl 1250.62032 Tyler, David E.; Critchley, Frank; Dümbgen, Lutz; Oja, Hannu 42 2009 On the efficiency of multivariate spatial sign and rank tests. Zbl 0873.62048 Möttönen, Jyrki; Oja, Hannu; Tienari, Juha 41 1997 Affine invariant multivariate sign and rank tests. Zbl 0938.62063 Oja, Hannu 40 1999 Sign and rank covariance matrices. Zbl 0965.62049 Visuri, Samuli; Koivunen, Visa; Oja, Hannu 38 2000 Multivariate nonparametric tests. Zbl 1100.62567 Oja, Hannu; Randles, Ronald H. 34 2004 Semiparametrically efficient rank-based inference for shape. II: Optimal \(R\)-estimation of shape. Zbl 1115.62059 Hallin, Marc; Oja, Hannu; Paindaveine, Davy 33 2006 Operating transformation retransformation on spatial median and angle test. Zbl 0915.62051 Chakraborty, Biman; Chaudhuri, Probal; Oja, Hannu 28 1998 Multivariate nonparametric tests of independence. Zbl 1117.62434 Taskinen, Sara; Oja, Hannu; Randles, Ronald H. 27 2005 Affine invariant multivariate multisample sign tests. Zbl 0795.62056 Hettmansperger, Thomas P.; Oja, Hannu 27 1994 Affine invariant multivariate one-sample sign tests. Zbl 0795.62055 Hettmansperger, Thomas P.; Nyblom, Jukka; Oja, Hannu 26 1994 Affine-invariant multivariate one-sample signed-rank tests. Zbl 0943.62051 Hettmansperger, Thomas P.; Möttönen, Jyrki; Oja, Hannu 25 1997 Estimates of regression coefficients based on the sign covariance matrix. Zbl 1090.62052 Ollila, Esa; Oja, Hannu; Hettmansperger, Thomas P. 25 2002 Tests of multinormality based on location vectors and scatter matrices. Zbl 1405.62062 Kankainen, Annaliisa; Taskinen, Sara; Oja, Hannu 23 2007 Affine invariant multivariate rank tests for several samples. Zbl 0905.62062 Hettmansperger, T. P.; Möttönen, J.; Oja, Hannu 23 1998 Sign test of independence between two random vectors. Zbl 1101.62332 Taskinen, Sara; Kankainen, Annaliisa; Oja, Hannu 22 2003 Influence functions and efficiencies of the canonical correlation and vector estimates based on scatter and shape matrices. Zbl 1085.62078 Taskinen, Sara; Croux, Christophe; Kankainen, Annaliisa; Ollila, Esa; Oja, Hannu 22 2006 The finite-sample breakdown point of the Oja bivariate median and of the corresponding half-samples version. Zbl 0712.62046 Niinimaa, A.; Oja, H.; Tableman, Mara 22 1990 Fourth moments and independent component analysis. Zbl 1332.62196 Miettinen, Jari; Taskinen, Sara; Nordhausen, Klaus; Oja, Hannu 22 2015 Symmetrised M-estimators of multivariate scatter. Zbl 1122.62048 Sirkiä, Seija; Taskinen, Sara; Oja, Hannu 21 2007 Bivariate sign tests. Zbl 0677.62043 Oja, Hannu; Nyblom, Jukka 16 1989 Sign and rank covariance matrices: statistical properties and application to principal components analysis. Zbl 1145.62343 Croux, Christophe; Ollila, Esa; Oja, Hannu 16 2002 Optimal signed-rank tests based on hyperplanes. Zbl 1162.62353 Oja, Hannu; Paindaveine, Davy 16 2005 Asymptotic properties of the generalized median in the case of multivariate normality. Zbl 0605.62056 Oja, H.; Niinimaa, A. 16 1985 Probabilistic index models. With discussion and authors’ reply. Zbl 1411.62120 Thas, Olivier; De Neve, Jan; Clement, Lieven; Ottoy, Jean-Pierre 16 2012 Statistical properties of a blind source separation estimator for stationary time series. Zbl 1312.62110 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 16 2012 On the multivariate spatial median for clustered data. Zbl 1138.62034 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu 14 2007 Separation of uncorrelated stationary time series using autocovariance matrices. Zbl 1381.62250 Miettinen, Jari; Illner, Katrin; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara; Theis, Fabian J. 13 2016 A weigthed multivariate sign test for cluster-correlated data. Zbl 1132.62044 Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 12 2007 On the efficiency of affine invariant multivariate rank tests. Zbl 1127.62361 Möttönen, J.; Hettmansperger, T. P.; Oja, H.; Tienari, J. 12 1998 On certain bivariate sign tests and medians. Zbl 0763.62026 Brown, B. M.; Hettmansperger, T. P.; Nyblom, J.; Oja, H. 12 1992 On invariant coordinate system (ICS) functionals. Zbl 1422.62175 Ilmonen, Pauliina; Oja, Hannu; Serfling, Robert 12 2012 Robustifying principal component analysis with spatial sign vectors. Zbl 1243.62084 Taskinen, Sara; Koch, Inge; Oja, Hannu 11 2012 Characteristics of multivariate distributions and the invariant coordinate system. Zbl 1202.62068 Ilmonen, Pauliina; Nevalainen, Jaakko; Oja, Hannu 11 2010 On the influence functions of certain bivariate medians. Zbl 0829.62041 Niinimaa, A.; Oja, H. 10 1995 A weighted spatial median for clustered data. Zbl 1187.62119 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu 10 2006 Estimates of regression coefficients based on lift rank covariance matrix. Zbl 1047.62053 Ollila, Esa; Oja, Hannu; Koivunen, Visa 10 2003 Deflation-based FastICA with adaptive choices of nonlinearities. Zbl 1394.94394 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 10 2014 Deflation-based separation of uncorrelated stationary time series. Zbl 1278.62147 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 10 2014 Tests and estimates of shape based on spatial signs and ranks. Zbl 1359.62150 Sirkiä, Seija; Taskinen, Sara; Oja, Hannu; Tyler, David E. 9 2009 Multivariate models and the first four moments. Zbl 1414.62171 Nordhausen, Klaus; Oja, Hannu; Ollila, Esa 9 2011 Computation of the multivariate Oja median. Zbl 05280064 Ronkainen, T.; Oja, H.; Orponen, P. 8 2003 A weighted multivariate signed-rank test for cluster-correlated data. Zbl 1161.62033 Haataja, Riina; Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 8 2009 The geometry of the affine invariant multivariate sign and rank methods. Zbl 0992.62058 Hettmansperger, T. P.; Möttönen, J.; Oja, H. 7 1999 A scatter matrix estimate based on the zonotope. Zbl 1046.62058 Koshevoy, Gleb A.; Möttönen, Jyrki; Oja, Hannu 7 2003 New independent component analysis tools for time series. Zbl 1396.62214 Matilainen, Markus; Nordhausen, Klaus; Oja, Hannu 7 2015 Independent component analysis for tensor-valued data. Zbl 1381.62107 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 7 2017 Affine equivariant multivariate rank methods. Zbl 1011.62053 Visuri, S.; Ollila, E.; Koivunen, V.; Möttönen, J.; Oja, H. 7 2003 Complex-valued ICA based on a pair of generalized covariance matrices. Zbl 1452.62417 Ollila, Esa; Oja, Hannu; Koivunen, Visa 6 2008 The affine equivariant sign covariance matrix: Asymptotic behavior and efficiencies. Zbl 1044.62063 Ollila, Esa; Oja, Hannu; Croux, Christophe 6 2003 On permutation tests in multiple regression and analysis of covariance problems. Zbl 0618.62053 Oja, Hannu 6 1987 Blind source separation for spatial compositional data. Zbl 1323.86031 Nordhausen, Klaus; Oja, Hannu; Filzmoser, Peter; Reimann, Clemens 6 2015 Robust correlation. Theory and applications. Zbl 1381.62007 Shevlyakov, Georgy L.; Oja, Hannu 6 2016 Rank scores tests of multivariate independence. Zbl 1102.62048 Taskinen, S.; Kankainen, A.; Oja, H. 5 2004 Signed-rank tests for location in the symmetric independent component model. Zbl 1157.62025 Nordhausen, Klaus; Oja, Hannu; Paindaveine, Davy 5 2009 Multivariate nonparametric tests in a randomized complete block design. Zbl 1014.62068 Möttönen, J.; Hüsler, J.; Oja, H. 5 2003 Nonparametric analysis of clustered multivariate data. Zbl 1392.62120 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu; Pörsti, Ilkka 5 2010 Inference on the marginal distribution of clustered data with informative cluster size. Zbl 1328.62217 Nevalainen, Jaakko; Datta, Somnath; Oja, Hannu 5 2014 Influence function and asymptotic efficiency of the affine equivariant rank covariance matrix. Zbl 1035.62044 Ollila, Esa; Croux, Christophe; Oja, Hannu 4 2004 Supervised invariant coordinate selection. Zbl 1326.62092 Liski, Eero; Nordhausen, Klaus; Oja, Hannu 4 2014 Asymptotic and bootstrap tests for subspace dimension. Zbl 1493.62317 Nordhausen, Klaus; Oja, Hannu; Tyler, David E. 4 2022 \(k\)-step shape estimators based on spatial signs and ranks. Zbl 1372.62007 Taskinen, S.; Sirkiä, S.; Oja, H. 4 2010 A general class of signed-rank tests for clustered data when the cluster size is potentially informative. Zbl 1284.62276 Datta, Somnath; Nevalainen, Jaakko; Oja, Hannu 4 2012 Inference based on the affine invariant multivariate Mann–Whitney–Wilcoxon statistic. Zbl 1054.62071 Topchii, A.; Tyurin, Y.; Oja, H. 3 2003 Affine-invariant rank tests for multivariate independence in independent component models. Zbl 1346.62095 Oja, Hannu; Paindaveine, Davy; Taskinen, Sara 3 2016 Two sample tests for the nonparametric Behrens-Fisher problem with clustered data. Zbl 1359.62145 Larocque, Denis; Haataja, Riina; Nevalainen, Jaakko; Oja, Hannu 3 2010 Independent component analysis for multivariate functional data. Zbl 1436.62232 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 3 2020 On the efficiency of invariant multivariate sign and rank tests. Zbl 1145.62341 Nordhausen, Klaus; Oja, Hannu; Tyler, David E. 2 2006 Independent component analysis based on symmetrised scatter matrices. Zbl 1162.62385 Taskinen, S.; Sirkiä, S.; Oja, H. 2 2007 One-sample location tests for multilevel data. Zbl 1182.62102 Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 2 2008 Rank plots in the affine invariant case. Zbl 0933.62004 Brown, B. M.; Hettmansperger, T. P.; Möttönen, J.; Oja, H. 2 1997 Influence functions and efficiencies of \(k\)-step Hettmansperger-Randles estimators for multivariate location and regression. Zbl 1366.62141 Taskinen, Sara; Oja, Hannu 2 2016 Combining linear dimension reduction subspaces. Zbl 1359.62280 Liski, Eero; Nordhausen, Klaus; Oja, Hannu; Ruiz-Gazen, Anne 2 2016 Sliced average variance estimation for multivariate time series. Zbl 1419.62239 Matilainen, Markus; Croux, C.; Nordhausen, K.; Oja, H. 2 2019 Notion of information and independent component analysis. Zbl 07217113 Radojičić, Una; Nordhausen, Klaus; Oja, Hannu 2 2020 JADE for tensor-valued observations. Zbl 07498938 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 2 2018 On the geometry of multivariate \(L_1\) objective functions. Zbl 1294.62113 Koshevoy, Gleb; Möttönen, Jyrki; Oja, Hannu 1 2004 Tests of independence based on sign and rank covariances. Zbl 05280068 Taskinen, S.; Kankainen, A.; Oja, H. 1 2003 Power, sample size and sampling costs for clustered data. Zbl 1219.62174 Tokola, K.; Larocque, D.; Nevalainen, J.; Oja, H. 1 2011 The asymptotic covariance matrix of the Oja median. Zbl 1116.62355 Nadar, M.; Hettmansperger, T. P.; Oja, H. 1 2003 On Mardia’s tests of multinormality. Zbl 1088.62075 Kankainen, A.; Taskinen, S.; Oja, H. 1 2004 Generalized Mann-Whitney type tests for microarray experiments. Zbl 1309.62081 Fischer, Daniel; Oja, Hannu; Schleutker, Johanna; Sen, Pranab K.; Wahlfors, Tiina 1 2014 Weighted rank tests and Hodges-Lehmann estimates for the multivariate two-sample location problem with clustered data. Zbl 1284.62220 Lemponen, Riina; Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 1 2012 Asymptotic and bootstrap tests for subspace dimension. Zbl 1493.62317 Nordhausen, Klaus; Oja, Hannu; Tyler, David E. 4 2022 Independent component analysis for multivariate functional data. Zbl 1436.62232 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 3 2020 Notion of information and independent component analysis. Zbl 07217113 Radojičić, Una; Nordhausen, Klaus; Oja, Hannu 2 2020 Sliced average variance estimation for multivariate time series. Zbl 1419.62239 Matilainen, Markus; Croux, C.; Nordhausen, K.; Oja, H. 2 2019 JADE for tensor-valued observations. Zbl 07498938 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 2 2018 Independent component analysis for tensor-valued data. Zbl 1381.62107 Virta, Joni; Li, Bing; Nordhausen, Klaus; Oja, Hannu 7 2017 Separation of uncorrelated stationary time series using autocovariance matrices. Zbl 1381.62250 Miettinen, Jari; Illner, Katrin; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara; Theis, Fabian J. 13 2016 Robust correlation. Theory and applications. Zbl 1381.62007 Shevlyakov, Georgy L.; Oja, Hannu 6 2016 Affine-invariant rank tests for multivariate independence in independent component models. Zbl 1346.62095 Oja, Hannu; Paindaveine, Davy; Taskinen, Sara 3 2016 Influence functions and efficiencies of \(k\)-step Hettmansperger-Randles estimators for multivariate location and regression. Zbl 1366.62141 Taskinen, Sara; Oja, Hannu 2 2016 Combining linear dimension reduction subspaces. Zbl 1359.62280 Liski, Eero; Nordhausen, Klaus; Oja, Hannu; Ruiz-Gazen, Anne 2 2016 Fourth moments and independent component analysis. Zbl 1332.62196 Miettinen, Jari; Taskinen, Sara; Nordhausen, Klaus; Oja, Hannu 22 2015 New independent component analysis tools for time series. Zbl 1396.62214 Matilainen, Markus; Nordhausen, Klaus; Oja, Hannu 7 2015 Blind source separation for spatial compositional data. Zbl 1323.86031 Nordhausen, Klaus; Oja, Hannu; Filzmoser, Peter; Reimann, Clemens 6 2015 Deflation-based FastICA with adaptive choices of nonlinearities. Zbl 1394.94394 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 10 2014 Deflation-based separation of uncorrelated stationary time series. Zbl 1278.62147 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 10 2014 Inference on the marginal distribution of clustered data with informative cluster size. Zbl 1328.62217 Nevalainen, Jaakko; Datta, Somnath; Oja, Hannu 5 2014 Supervised invariant coordinate selection. Zbl 1326.62092 Liski, Eero; Nordhausen, Klaus; Oja, Hannu 4 2014 Generalized Mann-Whitney type tests for microarray experiments. Zbl 1309.62081 Fischer, Daniel; Oja, Hannu; Schleutker, Johanna; Sen, Pranab K.; Wahlfors, Tiina 1 2014 Probabilistic index models. With discussion and authors’ reply. Zbl 1411.62120 Thas, Olivier; De Neve, Jan; Clement, Lieven; Ottoy, Jean-Pierre 16 2012 Statistical properties of a blind source separation estimator for stationary time series. Zbl 1312.62110 Miettinen, Jari; Nordhausen, Klaus; Oja, Hannu; Taskinen, Sara 16 2012 On invariant coordinate system (ICS) functionals. Zbl 1422.62175 Ilmonen, Pauliina; Oja, Hannu; Serfling, Robert 12 2012 Robustifying principal component analysis with spatial sign vectors. Zbl 1243.62084 Taskinen, Sara; Koch, Inge; Oja, Hannu 11 2012 A general class of signed-rank tests for clustered data when the cluster size is potentially informative. Zbl 1284.62276 Datta, Somnath; Nevalainen, Jaakko; Oja, Hannu 4 2012 Weighted rank tests and Hodges-Lehmann estimates for the multivariate two-sample location problem with clustered data. Zbl 1284.62220 Lemponen, Riina; Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 1 2012 Multivariate models and the first four moments. Zbl 1414.62171 Nordhausen, Klaus; Oja, Hannu; Ollila, Esa 9 2011 Power, sample size and sampling costs for clustered data. Zbl 1219.62174 Tokola, K.; Larocque, D.; Nevalainen, J.; Oja, H. 1 2011 Multivariate nonparametric methods with R. An approach based on spatial signs and ranks. Zbl 1269.62036 Oja, Hannu 72 2010 Characteristics of multivariate distributions and the invariant coordinate system. Zbl 1202.62068 Ilmonen, Pauliina; Nevalainen, Jaakko; Oja, Hannu 11 2010 Nonparametric analysis of clustered multivariate data. Zbl 1392.62120 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu; Pörsti, Ilkka 5 2010 \(k\)-step shape estimators based on spatial signs and ranks. Zbl 1372.62007 Taskinen, S.; Sirkiä, S.; Oja, H. 4 2010 Two sample tests for the nonparametric Behrens-Fisher problem with clustered data. Zbl 1359.62145 Larocque, Denis; Haataja, Riina; Nevalainen, Jaakko; Oja, Hannu 3 2010 Invariant co-ordinate selection (with discussion). Zbl 1250.62032 Tyler, David E.; Critchley, Frank; Dümbgen, Lutz; Oja, Hannu 42 2009 Tests and estimates of shape based on spatial signs and ranks. Zbl 1359.62150 Sirkiä, Seija; Taskinen, Sara; Oja, Hannu; Tyler, David E. 9 2009 A weighted multivariate signed-rank test for cluster-correlated data. Zbl 1161.62033 Haataja, Riina; Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 8 2009 Signed-rank tests for location in the symmetric independent component model. Zbl 1157.62025 Nordhausen, Klaus; Oja, Hannu; Paindaveine, Davy 5 2009 Complex-valued ICA based on a pair of generalized covariance matrices. Zbl 1452.62417 Ollila, Esa; Oja, Hannu; Koivunen, Visa 6 2008 One-sample location tests for multilevel data. Zbl 1182.62102 Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 2 2008 Tests of multinormality based on location vectors and scatter matrices. Zbl 1405.62062 Kankainen, Annaliisa; Taskinen, Sara; Oja, Hannu 23 2007 Symmetrised M-estimators of multivariate scatter. Zbl 1122.62048 Sirkiä, Seija; Taskinen, Sara; Oja, Hannu 21 2007 On the multivariate spatial median for clustered data. Zbl 1138.62034 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu 14 2007 A weigthed multivariate sign test for cluster-correlated data. Zbl 1132.62044 Larocque, Denis; Nevalainen, Jaakko; Oja, Hannu 12 2007 Independent component analysis based on symmetrised scatter matrices. Zbl 1162.62385 Taskinen, S.; Sirkiä, S.; Oja, H. 2 2007 Semiparametrically efficient rank-based inference for shape. II: Optimal \(R\)-estimation of shape. Zbl 1115.62059 Hallin, Marc; Oja, Hannu; Paindaveine, Davy 33 2006 Influence functions and efficiencies of the canonical correlation and vector estimates based on scatter and shape matrices. Zbl 1085.62078 Taskinen, Sara; Croux, Christophe; Kankainen, Annaliisa; Ollila, Esa; Oja, Hannu 22 2006 A weighted spatial median for clustered data. Zbl 1187.62119 Nevalainen, Jaakko; Larocque, Denis; Oja, Hannu 10 2006 On the efficiency of invariant multivariate sign and rank tests. Zbl 1145.62341 Nordhausen, Klaus; Oja, Hannu; Tyler, David E. 2 2006 Breakdown and groups. (With discussions and rejoinder). Zbl 1077.62041 Davies, P. Laurie; Gather, Ursula 44 2005 Multivariate nonparametric tests of independence. Zbl 1117.62434 Taskinen, Sara; Oja, Hannu; Randles, Ronald H. 27 2005 Optimal signed-rank tests based on hyperplanes. Zbl 1162.62353 Oja, Hannu; Paindaveine, Davy 16 2005 Multivariate nonparametric tests. Zbl 1100.62567 Oja, Hannu; Randles, Ronald H. 34 2004 Rank scores tests of multivariate independence. Zbl 1102.62048 Taskinen, S.; Kankainen, A.; Oja, H. 5 2004 Influence function and asymptotic efficiency of the affine equivariant rank covariance matrix. Zbl 1035.62044 Ollila, Esa; Croux, Christophe; Oja, Hannu 4 2004 On the geometry of multivariate \(L_1\) objective functions. Zbl 1294.62113 Koshevoy, Gleb; Möttönen, Jyrki; Oja, Hannu 1 2004 On Mardia’s tests of multinormality. Zbl 1088.62075 Kankainen, A.; Taskinen, S.; Oja, H. 1 2004 Sign test of independence between two random vectors. Zbl 1101.62332 Taskinen, Sara; Kankainen, Annaliisa; Oja, Hannu 22 2003 Estimates of regression coefficients based on lift rank covariance matrix. Zbl 1047.62053 Ollila, Esa; Oja, Hannu; Koivunen, Visa 10 2003 Computation of the multivariate Oja median. Zbl 05280064 Ronkainen, T.; Oja, H.; Orponen, P. 8 2003 A scatter matrix estimate based on the zonotope. Zbl 1046.62058 Koshevoy, Gleb A.; Möttönen, Jyrki; Oja, Hannu 7 2003 Affine equivariant multivariate rank methods. Zbl 1011.62053 Visuri, S.; Ollila, E.; Koivunen, V.; Möttönen, J.; Oja, H. 7 2003 The affine equivariant sign covariance matrix: Asymptotic behavior and efficiencies. Zbl 1044.62063 Ollila, Esa; Oja, Hannu; Croux, Christophe 6 2003 Multivariate nonparametric tests in a randomized complete block design. Zbl 1014.62068 Möttönen, J.; Hüsler, J.; Oja, H. 5 2003 Inference based on the affine invariant multivariate Mann–Whitney–Wilcoxon statistic. Zbl 1054.62071 Topchii, A.; Tyurin, Y.; Oja, H. 3 2003 Tests of independence based on sign and rank covariances. Zbl 05280068 Taskinen, S.; Kankainen, A.; Oja, H. 1 2003 The asymptotic covariance matrix of the Oja median. Zbl 1116.62355 Nadar, M.; Hettmansperger, T. P.; Oja, H. 1 2003 Estimates of regression coefficients based on the sign covariance matrix. Zbl 1090.62052 Ollila, Esa; Oja, Hannu; Hettmansperger, Thomas P. 25 2002 Sign and rank covariance matrices: statistical properties and application to principal components analysis. Zbl 1145.62343 Croux, Christophe; Ollila, Esa; Oja, Hannu 16 2002 Sign and rank covariance matrices. Zbl 0965.62049 Visuri, Samuli; Koivunen, Visa; Oja, Hannu 38 2000 Multivariate analysis by data depth: Descriptive statistics, graphics and inference. (With discussions and rejoinder). Zbl 0984.62037 Liu, Regina Y.; Parelius, Jesse M.; Singh, Kesar 235 1999 Affine invariant multivariate sign and rank tests. Zbl 0938.62063 Oja, Hannu 40 1999 The geometry of the affine invariant multivariate sign and rank methods. Zbl 0992.62058 Hettmansperger, T. P.; Möttönen, J.; Oja, H. 7 1999 Operating transformation retransformation on spatial median and angle test. Zbl 0915.62051 Chakraborty, Biman; Chaudhuri, Probal; Oja, Hannu 28 1998 Affine invariant multivariate rank tests for several samples. Zbl 0905.62062 Hettmansperger, T. P.; Möttönen, J.; Oja, Hannu 23 1998 On the efficiency of affine invariant multivariate rank tests. Zbl 1127.62361 Möttönen, J.; Hettmansperger, T. P.; Oja, H.; Tienari, J. 12 1998 On the efficiency of multivariate spatial sign and rank tests. Zbl 0873.62048 Möttönen, Jyrki; Oja, Hannu; Tienari, Juha 41 1997 Affine-invariant multivariate one-sample signed-rank tests. Zbl 0943.62051 Hettmansperger, Thomas P.; Möttönen, Jyrki; Oja, Hannu 25 1997 Rank plots in the affine invariant case. Zbl 0933.62004 Brown, B. M.; Hettmansperger, T. P.; Möttönen, J.; Oja, H. 2 1997 Multivariate spatial sign and rank methods. Zbl 0857.62056 Möttönen, Jyrki; Oja, Hannu 71 1995 On the influence functions of certain bivariate medians. Zbl 0829.62041 Niinimaa, A.; Oja, H. 10 1995 Affine invariant multivariate multisample sign tests. Zbl 0795.62056 Hettmansperger, Thomas P.; Oja, Hannu 27 1994 Affine invariant multivariate one-sample sign tests. Zbl 0795.62055 Hettmansperger, Thomas P.; Nyblom, Jukka; Oja, Hannu 26 1994 On certain bivariate sign tests and medians. Zbl 0763.62026 Brown, B. M.; Hettmansperger, T. P.; Nyblom, J.; Oja, H. 12 1992 The finite-sample breakdown point of the Oja bivariate median and of the corresponding half-samples version. Zbl 0712.62046 Niinimaa, A.; Oja, H.; Tableman, Mara 22 1990 Bivariate sign tests. Zbl 0677.62043 Oja, Hannu; Nyblom, Jukka 16 1989 On permutation tests in multiple regression and analysis of covariance problems. Zbl 0618.62053 Oja, Hannu 6 1987 Asymptotic properties of the generalized median in the case of multivariate normality. Zbl 0605.62056 Oja, H.; Niinimaa, A. 16 1985 Descriptive statistics for multivariate distributions. Zbl 0517.62051 Oja, Hannu 154 1983 On location, scale, skewness and kurtosis of univariate distributions. Zbl 0525.62020 Oja, Hannu 59 1981 all cited Publications top 5 cited Publications all top 5 Cited by 850 Authors 58 Oja, Hannu 32 Nordhausen, Klaus 29 Paindaveine, Davy 24 Hallin, Marc 19 Taskinen, Sara 12 Nevalainen, Jaakko 11 Croux, Christophe 11 Ghosh, Anil Kumar 11 Serfling, Robert J. 10 Tyler, David E. 9 Larocque, Denis 9 Verdebout, Thomas 8 Chaudhuri, Probal 8 Feng, Long 8 Loperfido, Nicola M. R. 8 Möttönen, Jyrki 8 Rousseeuw, Peter J. 8 Zuo, Yijun 7 Hettmansperger, Thomas P. 7 Ilmonen, Pauliina 7 Liu, Binghui 7 Mathur, Sunil Kumar 7 Miettinen, Jari 7 Zhou, Weihua 6 Chakraborty, Biman 6 Ollila, Esa 6 Ruiz-Gazen, Anne 6 Van Aelst, Stefan 6 Wang, Jin 5 Dang, Xin 5 Datta, Somnath 5 Dürre, Alexander 5 Filzmoser, Peter 5 Fraiman, Ricardo 5 Hubert, Mia 5 Kalina, Jan 5 Modarres, Reza 5 Randles, Ronald Herman 5 Shirke, Digambar Tukaram 5 Suarez-Llorens, Alfonso 5 Virta, Joni 5 Welk, Martin 4 Barmalzan, Ghobad 4 Biswas, Munmun 4 Boente, Graciela 4 Chatterjee, Snigdhansu 4 Dümbgen, Lutz 4 Eberl, Andreas 4 Genton, Marc G. 4 Han, Fang 4 He, Xuming 4 Klar, Bernhard 4 Koivunen, Visa 4 López-Pintado, Sara 4 Matilainen, Markus 4 Radojičić, Una 4 Sirkiä, Seija 4 Van Bever, Germain 4 Vogel, Daniel 3 Aloupis, Greg 3 Arab, Idir 3 Averous, Jean 3 Bartoszewicz, Jarosław 3 Belzunce, Félix 3 Bose, Arup 3 Chen, Dan 3 Chen, Hui 3 Dehon, Catherine 3 Ebner, Bruno 3 Ebrahimi, Nader D. 3 Furno, Marilena 3 Galkin, O. A. 3 Gannoun, Ali 3 Harrar, Solomon W. 3 Henze, Norbert 3 Hudecová, Šárka 3 Kankainen, Annaliisa 3 Kim, Jeankyung 3 Koshevoy, Gleb A. 3 Ley, Christophe 3 Li, Bing 3 Lietzén, Niko 3 Liu, Han 3 Makinde, Olusola Samuel 3 Marden, John I. 3 Moreno, Leonardo 3 Morin, Pat 3 Mozharovskyi, Pavlo 3 Müller, Christine H. 3 Oliveira, Paulo Eduardo 3 Pauly, Markus 3 Roelant, Ella 3 Romo, Juan J. 3 Roy, Angshuman 3 Sang, Hailin 3 Sarkar, Soham 3 Sen, Bodhisattva 3 Šiman, Miroslav 3 Soofi, Ehsan S. 3 Struyf, Anja ...and 750 more Authors all top 5 Cited in 115 Serials 91 Journal of Multivariate Analysis 52 Statistics & Probability Letters 36 Computational Statistics and Data Analysis 34 The Annals of Statistics 28 Journal of Statistical Planning and Inference 23 Journal of Nonparametric Statistics 20 Communications in Statistics. Theory and Methods 14 Journal of Statistical Computation and Simulation 13 Journal of the American Statistical Association 12 Test 12 Statistical Papers 11 Bernoulli 10 Electronic Journal of Statistics 9 The Canadian Journal of Statistics 9 Statistics 9 Communications in Statistics. Simulation and Computation 8 Journal of Econometrics 8 Computational Statistics 7 Metrika 7 Statistical Science 7 Statistical Methods and Applications 7 Statistics and Computing 6 Journal of Applied Statistics 5 Scandinavian Journal of Statistics 5 Statistica Neerlandica 5 Computational Geometry 5 Statistica Sinica 5 AStA. Advances in Statistical Analysis 4 Annals of the Institute of Statistical Mathematics 4 Biometrical Journal 4 Biometrics 4 Fuzzy Sets and Systems 4 International Statistical Review 4 Cybernetics and Systems Analysis 4 Statistical Methodology 4 Advances in Data Analysis and Classification. ADAC 4 Mathematical Geosciences 4 Journal of Computational and Graphical Statistics 3 Journal of Applied Probability 3 Australian & New Zealand Journal of Statistics 3 Journal of the Royal Statistical Society. Series B. Statistical Methodology 2 Journal of Computational and Applied Mathematics 2 Metron 2 Statistica 2 Journal of Time Series Analysis 2 American Journal of Mathematical and Management Sciences 2 Journal of Classification 2 Science in China. Series A 2 Mathematical Methods of Statistics 2 Acta Mathematica Sinica. English Series 2 Applied Stochastic Models in Business and Industry 2 Journal of Systems Science and Complexity 2 Comptes Rendus. Mathématique. Académie des Sciences, Paris 2 Journal of the Korean Statistical Society 2 The Annals of Applied Statistics 2 Statistics Surveys 2 Science China. Mathematics 1 Biological Cybernetics 1 Information Processing Letters 1 Journal of Computational Physics 1 Journal of Engineering Mathematics 1 Psychometrika 1 Information Sciences 1 Journal of Computer and System Sciences 1 Journal of Economic Theory 1 Journal of Mathematical Psychology 1 Naval Research Logistics 1 Proceedings of the American Mathematical Society 1 Mathematical Social Sciences 1 Insurance Mathematics & Economics 1 Circuits, Systems, and Signal Processing 1 Optimization 1 Chinese Journal of Applied Probability and Statistics 1 Journal of Theoretical Probability 1 Mathematical and Computer Modelling 1 Signal Processing 1 Annals of Operations Research 1 Neural Computation 1 International Journal of Computational Geometry & Applications 1 Applications of Mathematics 1 Games and Economic Behavior 1 Bulletin of the American Mathematical Society. New Series 1 Journal of Mathematical Imaging and Vision 1 Journal of Mathematical Sciences (New York) 1 Filomat 1 The Journal of Artificial Intelligence Research (JAIR) 1 Journal of Combinatorial Optimization 1 Mathematical and Computer Modelling of Dynamical Systems 1 Probability in the Engineering and Informational Sciences 1 Econometric Theory 1 Brazilian Journal of Probability and Statistics 1 Quantitative Finance 1 Journal of the Australian Mathematical Society 1 Statistical Modelling 1 Journal of Machine Learning Research (JMLR) 1 SIAM Journal on Applied Dynamical Systems 1 REVSTAT 1 Iranian Journal of Fuzzy Systems 1 Thailand Statistician 1 Journal of Statistical Theory and Practice ...and 15 more Serials all top 5 Cited in 25 Fields 578 Statistics (62-XX) 74 Probability theory and stochastic processes (60-XX) 56 Numerical analysis (65-XX) 17 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 17 Information and communication theory, circuits (94-XX) 12 Computer science (68-XX) 10 Operations research, mathematical programming (90-XX) 8 Linear and multilinear algebra; matrix theory (15-XX) 5 Combinatorics (05-XX) 5 Functional analysis (46-XX) 5 Geophysics (86-XX) 5 Biology and other natural sciences (92-XX) 5 Systems theory; control (93-XX) 4 Partial differential equations (35-XX) 4 Convex and discrete geometry (52-XX) 2 History and biography (01-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 1 Measure and integration (28-XX) 1 Approximations and expansions (41-XX) 1 Operator theory (47-XX) 1 Differential geometry (53-XX) 1 General topology (54-XX) 1 Manifolds and cell complexes (57-XX) 1 Fluid mechanics (76-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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