2012 |
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30 | Zhirong Yang and Erkki Oja. Quadratic nonnegative matrix factorization. Pattern Recognition, 45(4):1500–1510, 2012. |
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29 | Zhirong Yang and Erkki Oja. Clustering by low-rank doubly stochastic matrix decomposition. In Proceedings of 29th International Conference on Machine Learning (ICML2012), page 0, Edinbourgh, United Kingdom, 2012. |
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28 | He Zhang, Tele Hao, Zhirong Yang, and Erkki Oja. Pairwise clustering with t-PLSI. In Proceedings of 22nd International Conference on Artificial Neural Networks (ICANN 2012), volume 7553 of Lecture Notes in Computer Science, pages 411–418, Lausanne, Switzerland, 2012. Springer. |
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27 | Zhiyun Lu, Zhirong Yang, and Erkki Oja. Selecting  -divergence for nonnegative matrix factorization by score matching. In Proceedings of 22nd International Conference on Artificial Neural Networks (ICANN 2012), volume 7553 of Lecture Notes in Computer Science, pages 419–426, Lausanne, Switzerland, 2012. Springer. |
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26 | He Zhang, Zhirong Yang, and Erkki Oja. Adaptive multiplicative updates for projective nonnegative matrix factorization. In Proceedings of 19th International Conference on Neural Information Processing (ICONIP 2012), pages 277–284, Doha, Qatar, 2012. Springer. |
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25 | Zhirong Yang, He Zhang, and Erkki Oja. Online projective nonnegative matrix factorization for large datasets. In Proceedings of 19th International Conference on Neural Information Processing (ICONIP 2012), pages 285–290, Doha, Qatar, 2012. Springer. |
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24 | Zhirong Yang, Tele Hao, Onur Dikmen, Xi Chen, and Erkki Oja. Clustering by nonnegative matrix factorization using graph random walk. In Advances in Neural Information Processing Systems 25 (NIPS2012), pages 1088–1096, Lake Tahoe, USA, 2012. |
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2011 |
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23 | Zhirong Yang and Erkki Oja. Projective nonnegative matrix factorization based on alpha-divergence. Journal of Artificial Intelligence and Soft Computing Research, 1(1):7–16, 2011. |
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22 | Zhirong Yang, He Zhang, Zhijian Yuan, and Erkki Oja. Kullback-leibler divergence for nonnegative for nonnegative matrix factorization. In Proceedings of 21st International Conference on Artificial Neural Networks, pages 14–17, Espoo, Finland, 2011. Springer. |
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21 | Zhirong Yang and Erkki Oja. Unified development of multiplicative algorithms for linear and quadratic nonnegative matrix factorization. IEEE Transactions on Neural Networks, 22(12):1878–1891, 2011. |
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2010 |
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20 | Yu Xiao, Rijubrata Bhaumik, Zhirong Yang, Matti Siekkinen, and Antti Ylä-Jääski Petri Savolainen. A system-level model for runtime power estimation on mobile devices. In Proceedings of 2010 IEEE/ACM International Conference on Green Computing and Communications (GreenCom-2010), pages 27–34, Hangzhou, China, December 2010. |
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19 | Zhirong Yang, Zhanxing Zhu, and Erkki Oja. Automatic rank determination in projective nonnegative matrix factorization. In Proceedings of the 9th International Conference on Latent Variable Analysis and Signal Separation (LVA2010), volume 6365 of Lecture Notes in Computer Science, pages 514–521, Saint Malo, France, September 2010. Springer. |
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18 | Zhirong Yang, Chiwei Wang, and Erkki Oja. Multiplicative updates for t-sne. In Proceedings of the 20th IEEE International Workshop on Machine Learning For Signal Processing (MLSP2010), pages 19–23, Kittilä, August 2010. |
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17 | Erkki Oja and Zhirong Yang. Orthogonal nonnegative learning for sparse feature extraction and approximate combinatorial optimization. Frontiers of Electrical and Electronic Engineering in China, 5(3):261–273, 2010. |
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16 | Zhirong Yang and Erkki Oja. Linear and nonlinear projective nonnegative matrix factorization. IEEE Transactions on Neural Networks, 21(5):734–749, 2010. |
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2009 |
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15 | Zhirong Yang and Jorma Laaksonen. Informative Laplacian projection. In Proceedings of 16th Scandinavian Conference on Image Analysis, pages 359–368, Oslo, Norway, 2009. Springer. |
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14 | Zhirong Yang and Erkki Oja. Projective nonnegative matrix factorization with  -divergence. In Proceedings of 19th International Conference on Artificial Neural Networks, pages 20–29, Limassol, Cyprus, 2009. Springer. |
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13 | Zhirong Yang, Irwin King, Zenglin Xu, and Erkki Oja. Heavy-tailed symmetric stochastic neighbor embedding. In Advances in Neural Information Processing Systems 22 (NIPS2009), pages 2169–2177, Vancouver, Canada, 2009. |
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12 | Zenglin Xu, Rong Jin, Jianke Zhu, Irwin King, Michael R. Lyu, and Zhirong Yang. Adaptive regularization for transductive support vector machine. In Advances in Neural Information Processing Systems 22 (NIPS2009), pages 2125–2133, Vancouver, Canada, 2009. |
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2008 |
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11 | Zhirong Yang. Discriminative Learning with Application to Interactive Facial Image Retrieval. Doctoral dissertation, TKK Dissertations in Information and Computer Science TKK-ICS-D9, Helsinki University of Technology, Faculty of Information and Natural Sciences, Department of Information and Computer Science, Espoo, Finland, November 2008. |
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10 | Zhirong Yang and Jorma Laaksonen. Principal whitened gradient for information geometry. Neural Networks, 21(2-3):232–240, 2008. |
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2007 |
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9 | Zhirong Yang, Zhijian Yuan, and Jorma Laaksonen. Projective non-negative matrix factorization with applications to facial image processing. International Journal on Pattern Recognition and Artificial Intelligence, 21(8):1353–1362, December 2007. |
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8 | Zhirong Yang and Jorma Laaksonen. Face recognition using Parzenfaces. In Proceedings of International Conference on Artificial Neural Networks (ICANN'07), volume 4669 of Lecture Notes in Computer Science, pages 200–209, Porto, Portugal, September 2007. Springer. |
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7 | Zhirong Yang and Jorma Laaksonen. Approximated geodesic updates with principal natural gradients. In Proceedings of The 2007 International Joint Conference on Neural Networks (IJCNN 2007), pages 1320–1325, Orlando, USA, August 2007. |
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6 | Zhirong Yang and Jorma Laaksonen. Regularized neighborhood component analysis. In Proceedings of 15th Scandinavian Conference on Image Analysis (SCIA), pages 253–262, Aalborg, Denmark, June 2007. |
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5 | Zhirong Yang and Jorma Laaksonen. Multiplicative updates for non-negative projections. Neurocomputing, 71(1-3):363–373, 2007. |
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2006 |
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4 | Zhirong Yang and Jorma Laaksonen. A fast fixed-point algorithm for two-class discriminative feature extraction. In Proceedings of 16th International Conference on Artificial Neural Networks (ICANN 2006), Part II, pages 330–339, Athens, Greece, September 2006. Springer. |
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2005 |
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3 | Zhirong Yang and Jorma Laaksonen. Partial relevance in interactive facial image retrieval. In Proceedings of 3rd International Conference on Advances in Pattern Recognition (ICAPR 2005), pages 216–225, Bath, UK, August 2005. |
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2 | Zhirong Yang and Jorma Laaksonen. Approximated classification in interactive facial image retrieval. In Proceedings of 14th Scandinavian Conference on Image Analysis (SCIA 2005), pages 770–779, Joensuu, Finland, June 2005. |
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1 | Zhirong Yang and Jorma Laaksonen. Interactive retrieval in facial image database using Self-Organizing Maps. In Proceedings of IAPR Conference on Machine Vision Applications (MVA 2005), pages 112–115, Tsukuba Science City, Japan, May 2005. |
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